From 6f2ca4533f9353316928e6d0cfaed06d067c5e63 Mon Sep 17 00:00:00 2001
From: jdx <216188+jdx@users.noreply.github.com>
Date: Tue, 28 May 2024 16:22:07 +0000
Subject: [PATCH] feat: vfox backend

diff --git a/Cargo.lock b/Cargo.lock
index bd3fea9db..b582b14fd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -17,6 +17,30 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"

+[[package]]
+name = "aes"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b169f7a6d4742236a0a00c541b845991d0ac43e546831af1249753ab4c3aa3a0"
+dependencies = [
+ "cfg-if",
+ "cipher",
+ "cpufeatures",
+]
+
+[[package]]
+name = "ahash"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e89da841a80418a9b391ebaea17f5c112ffaaa96f621d2c285b5174da76b9011"
+dependencies = [
+ "cfg-if",
+ "getrandom",
+ "once_cell",
+ "version_check",
+ "zerocopy",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "1.1.3"
@@ -153,6 +177,12 @@ dependencies = [
  "tokio",
 ]

+[[package]]
+name = "atomic-waker"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1505bd5d3d116872e7271a6d4e16d81d0c8570876c8de68093a09ac269d8aac0"
+
 [[package]]
 name = "autocfg"
 version = "1.3.0"
@@ -252,6 +282,27 @@ version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8318a53db07bb3f8dca91a600466bdb3f2eaadeedfdbcf02e1accbad9271ba50"

+[[package]]
+name = "bzip2"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bdb116a6ef3f6c3698828873ad02c3014b3c85cadb88496095628e3ef1e347f8"
+dependencies = [
+ "bzip2-sys",
+ "libc",
+]
+
+[[package]]
+name = "bzip2-sys"
+version = "0.1.11+1.0.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "736a955f3fa7875102d57c82b8cac37ec45224a07fd32d58f9f7a186b6cd4cdc"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+]
+
 [[package]]
 name = "calm_io"
 version = "0.1.1"
@@ -315,7 +366,7 @@ checksum = "93698b29de5e97ad0ae26447b344c482a7284c737d9ddc5f9e52b74a336671bb"
 dependencies = [
  "chrono",
  "chrono-tz-build",
- "phf",
+ "phf 0.11.2",
 ]

 [[package]]
@@ -325,8 +376,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c088aee841df9c3041febbb73934cfc39708749bf96dc827e3359cd39ef11b1"
 dependencies = [
  "parse-zoneinfo",
- "phf",
- "phf_codegen",
+ "phf 0.11.2",
+ "phf_codegen 0.11.2",
 ]

 [[package]]
@@ -338,6 +389,16 @@ dependencies = [
  "envmnt",
 ]

+[[package]]
+name = "cipher"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "773f3b9af64447d2ce9850330c473515014aa235e6a783b02db81ff39e4a3dad"
+dependencies = [
+ "crypto-common",
+ "inout",
+]
+
 [[package]]
 name = "clap"
 version = "4.5.16"
@@ -369,7 +430,7 @@ dependencies = [
  "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -421,7 +482,7 @@ dependencies = [
  "nom",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -483,6 +544,12 @@ version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2459377285ad874054d797f3ccebf984978aa39129f6eafde5cdc8315b612f8"

+[[package]]
+name = "constant_time_eq"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7144d30dcf0fafbce74250a3963025d8d52177934239851c917d29f1df280c2"
+
 [[package]]
 name = "contracts"
 version = "0.6.3"
@@ -519,6 +586,21 @@ dependencies = [
  "libc",
 ]

+[[package]]
+name = "crc"
+version = "3.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69e6e4d7b33a94f0991c26729976b10ebde1d34c3ee82408fb536164fa10d636"
+dependencies = [
+ "crc-catalog",
+]
+
+[[package]]
+name = "crc-catalog"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19d374276b40fb8bbdee95aef7c7fa6b5316ec764510eb64b8dd0e2ed0d7e7f5"
+
 [[package]]
 name = "crc32fast"
 version = "1.4.2"
@@ -563,6 +645,29 @@ dependencies = [
  "typenum",
 ]

+[[package]]
+name = "cssparser"
+version = "0.31.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b3df4f93e5fbbe73ec01ec8d3f68bba73107993a5b1e7519273c32db9b0d5be"
+dependencies = [
+ "cssparser-macros",
+ "dtoa-short",
+ "itoa",
+ "phf 0.11.2",
+ "smallvec",
+]
+
+[[package]]
+name = "cssparser-macros"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13b588ba4ac1a99f7f2964d24b3d896ddc6bf847ee3855dbd4366f058cfcd331"
+dependencies = [
+ "quote",
+ "syn 2.0.75",
+]
+
 [[package]]
 name = "ctor"
 version = "0.2.8"
@@ -570,7 +675,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "edb49164822f3ee45b17acd4a208cfc1251410cf0cad9a833234c9890774dd9f"
 dependencies = [
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -597,9 +702,15 @@ checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

+[[package]]
+name = "deflate64"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da692b8d1080ea3045efaab14434d40468c3d8657e42abddfffca87b428f4c1b"
+
 [[package]]
 name = "demand"
 version = "1.2.4"
@@ -638,7 +749,18 @@ checksum = "67e77553c4162a157adbf834ebae5b415acbecbeafc7a74b0e886657506a7611"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
+]
+
+[[package]]
+name = "derive_more"
+version = "0.99.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f33878137e4dafd7fa914ad4e259e18a4e8e532b9617a2d0150262bf53abfce"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -667,6 +789,7 @@ checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
  "block-buffer",
  "crypto-common",
+ "subtle",
 ]

 [[package]]
@@ -677,7 +800,7 @@ checksum = "97369cbbc041bc366949bc74d34658d6cda5621039731c6310521892a3a20ae0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -692,6 +815,21 @@ version = "0.15.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1aaf95b3e5c8f23aa320147307562d361db0ae0d51242340f558153b4eb2439b"

+[[package]]
+name = "dtoa"
+version = "1.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcbb2bf8e87535c23f7a8a321e364ce21462d0ff10cb6407820e8e96dfff6653"
+
+[[package]]
+name = "dtoa-short"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd1511a7b6a56299bd043a9c167a6d2bfb37bf84a6dfceaba651168adfb43c87"
+dependencies = [
+ "dtoa",
+]
+
 [[package]]
 name = "duct"
 version = "0.13.7"
@@ -735,6 +873,12 @@ dependencies = [
  "zeroize",
 ]

+[[package]]
+name = "ego-tree"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a68a4904193147e0a8dec3314640e6db742afd5f6e634f428a6af230d9b3591"
+
 [[package]]
 name = "either"
 version = "1.13.0"
@@ -750,6 +894,15 @@ version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"

+[[package]]
+name = "encoding_rs"
+version = "0.8.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b45de904aa0b010bce2ab45264d0631681847fa7b6f2eaa7dab7619943bc4f59"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "env_filter"
 version = "0.1.2"
@@ -787,6 +940,16 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"

+[[package]]
+name = "erased-serde"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24e2389d65ab4fab27dc2a5de7b191e1f6617d1f1c8855c0dc569c94a4cbb18d"
+dependencies = [
+ "serde",
+ "typeid",
+]
+
 [[package]]
 name = "errno"
 version = "0.2.8"
@@ -945,6 +1108,16 @@ dependencies = [
  "winapi",
 ]

+[[package]]
+name = "futf"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df420e2e84819663797d1ec6544b13c5be84629e7bb00dc960d6917db2987843"
+dependencies = [
+ "mac",
+ "new_debug_unreachable",
+]
+
 [[package]]
 name = "futures"
 version = "0.3.30"
@@ -1001,7 +1174,7 @@ checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -1034,6 +1207,15 @@ dependencies = [
  "slab",
 ]

+[[package]]
+name = "fxhash"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"
+dependencies = [
+ "byteorder",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.14.7"
@@ -1044,6 +1226,15 @@ dependencies = [
  "version_check",
 ]

+[[package]]
+name = "getopts"
+version = "0.2.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14dbbfd5c71d70241ecf9e6f13737f7b5ce823821063188d7e46c41d371eebd5"
+dependencies = [
+ "unicode-width",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.2.15"
@@ -1106,6 +1297,25 @@ dependencies = [
  "walkdir",
 ]

+[[package]]
+name = "h2"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa82e28a107a8cc405f0839610bdc9b15f1e25ec7d696aa5cf173edbcb1486ab"
+dependencies = [
+ "atomic-waker",
+ "bytes",
+ "fnv",
+ "futures-core",
+ "futures-sink",
+ "http",
+ "indexmap 2.4.0",
+ "slab",
+ "tokio",
+ "tokio-util",
+ "tracing",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -1145,6 +1355,15 @@ version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d231dfb89cfffdbc30e7fc41579ed6066ad03abda9e567ccafae602b97ec5024"

+[[package]]
+name = "hmac"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
+dependencies = [
+ "digest",
+]
+
 [[package]]
 name = "home"
 version = "0.5.9"
@@ -1168,6 +1387,32 @@ dependencies = [
  "wmi",
 ]

+[[package]]
+name = "homedir"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2bed305c13ce3829a09d627f5d43ff738482a09361ae4eb8039993b55fb10e5e"
+dependencies = [
+ "cfg-if",
+ "nix 0.26.4",
+ "widestring",
+ "windows 0.57.0",
+]
+
+[[package]]
+name = "html5ever"
+version = "0.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c13771afe0e6e846f1e67d038d4cb29998a6779f93c809212e4e9c32efd244d4"
+dependencies = [
+ "log",
+ "mac",
+ "markup5ever",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]
+
 [[package]]
 name = "http"
 version = "1.1.0"
@@ -1232,6 +1477,7 @@ dependencies = [
  "bytes",
  "futures-channel",
  "futures-util",
+ "h2",
  "http",
  "http-body",
  "httparse",
@@ -1308,7 +1554,7 @@ dependencies = [
  "iana-time-zone-haiku",
  "js-sys",
  "wasm-bindgen",
- "windows-core",
+ "windows-core 0.52.0",
 ]

 [[package]]
@@ -1393,6 +1639,15 @@ version = "2.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b248f5224d1d606005e02c97f5aa4e88eeb230488bcc03bc9ca4d7991399f2b5"

+[[package]]
+name = "inout"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0c10553d664a4d0bcff9f4215d0aac67a639cc68ef660840afe309b807bc9f5"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "insta"
 version = "1.39.0"
@@ -1428,6 +1683,15 @@ version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"

+[[package]]
+name = "itertools"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itertools"
 version = "0.13.0"
@@ -1553,6 +1817,16 @@ version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"

+[[package]]
+name = "lock_api"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
+
 [[package]]
 name = "lockfree-object-pool"
 version = "0.1.6"
@@ -1565,6 +1839,66 @@ version = "0.4.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"

+[[package]]
+name = "lua-src"
+version = "547.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1edaf29e3517b49b8b746701e5648ccb5785cde1c119062cbabbc5d5cd115e42"
+dependencies = [
+ "cc",
+]
+
+[[package]]
+name = "luajit-src"
+version = "210.5.9+04dca79"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e03d48e8d8c11c297d49ea6d2cf6cc0d7657eb3d175219bba47d59a601b7ca9"
+dependencies = [
+ "cc",
+ "which",
+]
+
+[[package]]
+name = "lzma-rs"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "297e814c836ae64db86b36cf2a557ba54368d03f6afcd7d947c266692f71115e"
+dependencies = [
+ "byteorder",
+ "crc",
+]
+
+[[package]]
+name = "lzma-sys"
+version = "0.1.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5fda04ab3764e6cde78b9974eec4f779acaba7c4e84b36eca3cf77c581b85d27"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+]
+
+[[package]]
+name = "mac"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c41e0c4fef86961ac6d6f8a82609f55f31b05e4fce149ac5710e439df7619ba4"
+
+[[package]]
+name = "markup5ever"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16ce3abbeba692c8b8441d036ef91aea6df8da2c6b6e21c7e14d3c18e526be45"
+dependencies = [
+ "log",
+ "phf 0.11.2",
+ "phf_codegen 0.11.2",
+ "string_cache",
+ "string_cache_codegen",
+ "tendril",
+]
+
 [[package]]
 name = "matchers"
 version = "0.1.0"
@@ -1609,7 +1943,7 @@ checksum = "49e7bc1560b95a3c4a25d03de42fe76ca718ab92d1a22a55b9b4cf67b3ae635c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -1683,7 +2017,7 @@ dependencies = [
  "indicatif",
  "indoc",
  "insta",
- "itertools",
+ "itertools 0.13.0",
  "log",
  "nix 0.29.0",
  "num_cpus",
@@ -1724,12 +2058,59 @@ dependencies = [
  "url",
  "usage-lib",
  "versions",
+ "vfox",
  "walkdir",
  "which",
  "xx",
  "zip",
 ]

+[[package]]
+name = "mlua"
+version = "0.9.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d111deb18a9c9bd33e1541309f4742523bfab01d276bfa9a27519f6de9c11dc7"
+dependencies = [
+ "bstr",
+ "erased-serde",
+ "futures-util",
+ "mlua-sys",
+ "mlua_derive",
+ "num-traits",
+ "once_cell",
+ "rustc-hash",
+ "serde",
+ "serde-value",
+]
+
+[[package]]
+name = "mlua-sys"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ab7a5b4756b8177a2dfa8e0bbcde63bd4000afbc4ab20cbb68d114a25470f29"
+dependencies = [
+ "cc",
+ "cfg-if",
+ "lua-src",
+ "luajit-src",
+ "pkg-config",
+]
+
+[[package]]
+name = "mlua_derive"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "proc-macro2",
+ "quote",
+ "regex",
+ "syn 2.0.75",
+]
+
 [[package]]
 name = "native-tls"
 version = "0.2.12"
@@ -1747,6 +2128,12 @@ dependencies = [
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+[[package]]
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+
 [[package]]
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@@ -1876,7 +2263,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -1897,6 +2284,15 @@ dependencies = [
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+[[package]]
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+dependencies = [
+ "num-traits",
+]
+
 [[package]]
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 version = "1.2.1"
@@ -1932,6 +2328,29 @@ dependencies = [
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 ]

+[[package]]
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+ "lock_api",
+ "parking_lot_core",
+]
+
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+ "cfg-if",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-targets 0.52.6",
+]
+
 [[package]]
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@@ -1965,6 +2384,16 @@ dependencies = [
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 ]

+[[package]]
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+dependencies = [
+ "digest",
+ "hmac",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.3.1"
@@ -2002,7 +2431,7 @@ dependencies = [
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  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -2026,13 +2455,33 @@ dependencies = [
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 ]

+[[package]]
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+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "phf_shared 0.10.0",
+]
+
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ade2d8b8f33c7333b51bcf0428d37e217e9f32192ae4772156f65063b8ce03dc"
 dependencies = [
- "phf_shared",
+ "phf_macros",
+ "phf_shared 0.11.2",
+]
+
+[[package]]
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+dependencies = [
+ "phf_generator 0.10.0",
+ "phf_shared 0.10.0",
 ]

 [[package]]
@@ -2041,8 +2490,18 @@ version = "0.11.2"
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 checksum = "e8d39688d359e6b34654d328e262234662d16cc0f60ec8dcbe5e718709342a5a"
 dependencies = [
- "phf_generator",
- "phf_shared",
+ "phf_generator 0.11.2",
+ "phf_shared 0.11.2",
+]
+
+[[package]]
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+dependencies = [
+ "phf_shared 0.10.0",
+ "rand",
 ]

 [[package]]
@@ -2051,10 +2510,32 @@ version = "0.11.2"
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 checksum = "48e4cc64c2ad9ebe670cb8fd69dd50ae301650392e81c05f9bfcb2d5bdbc24b0"
 dependencies = [
- "phf_shared",
+ "phf_shared 0.11.2",
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 ]

+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "phf_generator 0.11.2",
+ "phf_shared 0.11.2",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]
+
+[[package]]
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+checksum = "b6796ad771acdc0123d2a88dc428b5e38ef24456743ddb1744ed628f9815c096"
+dependencies = [
+ "siphasher 0.3.11",
+]
+
 [[package]]
 name = "phf_shared"
 version = "0.11.2"
@@ -2081,7 +2562,7 @@ checksum = "2f38a4412a78282e09a2cf38d195ea5420d15ba0602cb375210efbc877243965"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -2133,6 +2614,12 @@ dependencies = [
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 ]

+[[package]]
+name = "precomputed-hash"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c"
+
 [[package]]
 name = "predicates"
 version = "3.1.2"
@@ -2384,9 +2871,11 @@ dependencies = [
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  "base64",
  "bytes",
+ "encoding_rs",
  "futures-channel",
  "futures-core",
  "futures-util",
+ "h2",
  "http",
  "http-body",
  "http-body-util",
@@ -2411,6 +2900,7 @@ dependencies = [
  "serde_json",
  "serde_urlencoded",
  "sync_wrapper",
+ "system-configuration",
  "tokio",
  "tokio-native-tls",
  "tokio-rustls",
@@ -2585,6 +3075,28 @@ dependencies = [
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 ]

+[[package]]
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+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
+[[package]]
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+dependencies = [
+ "ahash",
+ "cssparser",
+ "ego-tree",
+ "getopts",
+ "html5ever",
+ "once_cell",
+ "selectors",
+ "tendril",
+]
+
 [[package]]
 name = "security-framework"
 version = "2.11.1"
@@ -2608,6 +3120,25 @@ dependencies = [
  "libc",
 ]

+[[package]]
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+version = "0.25.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "bitflags 2.6.0",
+ "cssparser",
+ "derive_more",
+ "fxhash",
+ "log",
+ "new_debug_unreachable",
+ "phf 0.10.1",
+ "phf_codegen 0.10.0",
+ "precomputed-hash",
+ "servo_arc",
+ "smallvec",
+]
+
 [[package]]
 name = "self-replace"
 version = "1.4.0"
@@ -2657,6 +3188,16 @@ dependencies = [
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 ]

+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "ordered-float",
+ "serde",
+]
+
 [[package]]
 name = "serde_derive"
 version = "1.0.208"
@@ -2665,7 +3206,7 @@ checksum = "24008e81ff7613ed8e5ba0cfaf24e2c2f1e5b8a0495711e44fcd4882fca62bcf"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -2701,6 +3242,26 @@ dependencies = [
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 ]

+[[package]]
+name = "servo_arc"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d036d71a959e00c77a63538b90a6c2390969f9772b096ea837205c6bd0491a44"
+dependencies = [
+ "stable_deref_trait",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "sha2"
 version = "0.10.8"
@@ -2864,6 +3425,38 @@ dependencies = [
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 ]

+[[package]]
+name = "stable_deref_trait"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
+[[package]]
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+dependencies = [
+ "new_debug_unreachable",
+ "once_cell",
+ "parking_lot",
+ "phf_shared 0.10.0",
+ "precomputed-hash",
+ "serde",
+]
+
+[[package]]
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+dependencies = [
+ "phf_generator 0.10.0",
+ "phf_shared 0.10.0",
+ "proc-macro2",
+ "quote",
+]
+
 [[package]]
 name = "strsim"
 version = "0.11.1"
@@ -2889,7 +3482,7 @@ dependencies = [
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  "quote",
  "rustversion",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -2911,9 +3504,9 @@ dependencies = [

 [[package]]
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-version = "2.0.74"
+version = "2.0.75"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fceb41e3d546d0bd83421d3409b1460cc7444cd389341a4c880fe7a042cb3d7"
+checksum = "f6af063034fc1935ede7be0122941bafa9bacb949334d090b77ca98b5817c7d9"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2936,6 +3529,27 @@ dependencies = [
  "libc",
 ]

+[[package]]
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+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "bitflags 1.3.2",
+ "core-foundation",
+ "system-configuration-sys",
+]
+
+[[package]]
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+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "tabled"
 version = "0.16.0"
@@ -2985,6 +3599,17 @@ dependencies = [
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 ]

+[[package]]
+name = "tendril"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d24a120c5fc464a3458240ee02c299ebcb9d67b5249c8848b09d639dca8d7bb0"
+dependencies = [
+ "futf",
+ "mac",
+ "utf-8",
+]
+
 [[package]]
 name = "tera"
 version = "1.20.0"
@@ -3050,7 +3675,7 @@ dependencies = [
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  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -3061,7 +3686,7 @@ checksum = "5c89e72a01ed4c579669add59014b9a524d609c0c88c6a585ce37485879f6ffb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
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@@ -3084,7 +3709,7 @@ checksum = "5999e24eaa32083191ba4e425deb75cdf25efefabe5aaccb7446dd0d4122a3f5"
 dependencies = [
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- "syn 2.0.74",
+ "syn 2.0.75",
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 [[package]]
@@ -3104,7 +3729,7 @@ checksum = "a4558b58466b9ad7ca0f102865eccc95938dca1a74a856f2b57b6629050da261"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -3175,11 +3800,25 @@ dependencies = [
  "bytes",
  "libc",
  "mio",
+ "parking_lot",
  "pin-project-lite",
+ "signal-hook-registry",
  "socket2",
+ "tokio-macros",
  "windows-sys 0.52.0",
 ]

+[[package]]
+name = "tokio-macros"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]
+
 [[package]]
 name = "tokio-native-tls"
 version = "0.3.1"
@@ -3339,6 +3978,12 @@ version = "0.2.5"
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 checksum = "e421abadd41a4225275504ea4d6566923418b7f05506fbc9c0fe86ba7396114b"

+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
 [[package]]
 name = "typenum"
 version = "1.17.0"
@@ -3466,7 +4111,7 @@ dependencies = [
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  "heck 0.5.0",
  "indexmap 2.4.0",
- "itertools",
+ "itertools 0.13.0",
  "kdl",
  "log",
  "miette",
@@ -3478,6 +4123,12 @@ dependencies = [
  "xx",
 ]

+[[package]]
+name = "utf-8"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
+
 [[package]]
 name = "utf8parse"
 version = "0.2.2"
@@ -3508,11 +4159,32 @@ version = "6.3.2"
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 checksum = "f25d498b63d1fdb376b4250f39ab3a5ee8d103957346abacd911e2d8b612c139"
 dependencies = [
- "itertools",
+ "itertools 0.13.0",
  "nom",
  "serde",
 ]

+[[package]]
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+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cac975b54f4b0f6cc67ddaaf3414ce9a763a734e6a78ca34a3add26a5335126e"
+dependencies = [
+ "homedir 0.3.3",
+ "indexmap 2.4.0",
+ "itertools 0.13.0",
+ "log",
+ "mlua",
+ "once_cell",
+ "reqwest",
+ "scraper",
+ "serde_json",
+ "thiserror",
+ "tokio",
+ "url",
+ "xx",
+]
+
 [[package]]
 name = "vte"
 version = "0.10.1"
@@ -3590,7 +4262,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
  "wasm-bindgen-shared",
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@@ -3624,7 +4296,7 @@ checksum = "afc340c74d9005395cf9dd098506f7f44e38f2b4a21c6aaacf9a105ea5e1e836"
 dependencies = [
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- "syn 2.0.74",
+ "syn 2.0.75",
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@@ -3709,9 +4381,19 @@ version = "0.52.0"
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 dependencies = [
- "windows-core",
- "windows-implement",
- "windows-interface",
+ "windows-core 0.52.0",
+ "windows-implement 0.52.0",
+ "windows-interface 0.52.0",
+ "windows-targets 0.52.6",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "12342cb4d8e3b046f3d80effd474a7a02447231330ef77d71daa6fbc40681143"
+dependencies = [
+ "windows-core 0.57.0",
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 ]

@@ -3724,6 +4406,18 @@ dependencies = [
  "windows-targets 0.52.6",
 ]

+[[package]]
+name = "windows-core"
+version = "0.57.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2ed2439a290666cd67ecce2b0ffaad89c2a56b976b736e6ece670297897832d"
+dependencies = [
+ "windows-implement 0.57.0",
+ "windows-interface 0.57.0",
+ "windows-result",
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "windows-implement"
 version = "0.52.0"
@@ -3732,7 +4426,18 @@ checksum = "12168c33176773b86799be25e2a2ba07c7aab9968b37541f1094dbd7a60c8946"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
+]
+
+[[package]]
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+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -3743,7 +4448,27 @@ checksum = "9d8dc32e0095a7eeccebd0e3f09e9509365ecb3fc6ac4d6f5f14a3f6392942d1"
 dependencies = [
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- "syn 2.0.74",
+ "syn 2.0.75",
+]
+
+[[package]]
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+version = "0.57.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "proc-macro2",
+ "quote",
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+dependencies = [
+ "windows-targets 0.52.6",
 ]

 [[package]]
@@ -3930,7 +4655,7 @@ dependencies = [
  "log",
  "serde",
  "thiserror",
- "windows",
+ "windows 0.52.0",
 ]

 [[package]]
@@ -3950,14 +4675,40 @@ version = "1.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9960db6d05795260d426061b0a962282cf67c3cdc81656731d0f646807c26237"
 dependencies = [
+ "bzip2",
  "duct",
  "filetime",
+ "flate2",
  "globwalk",
- "homedir",
+ "homedir 0.2.1",
  "log",
  "miette",
  "regex",
+ "reqwest",
+ "sha2",
+ "tar",
  "thiserror",
+ "tokio",
+ "xz",
+ "zip",
+]
+
+[[package]]
+name = "xz"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c887690ff2a2e233e8e49633461521f98ec57fbff9d59a884c9a4f04ec1da34"
+dependencies = [
+ "xz2",
+]
+
+[[package]]
+name = "xz2"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "388c44dc09d76f1536602ead6d325eb532f5c122f17782bd57fb47baeeb767e2"
+dependencies = [
+ "lzma-sys",
 ]

 [[package]]
@@ -3984,7 +4735,7 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]

 [[package]]
@@ -3992,6 +4743,20 @@ name = "zeroize"
 version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ced3678a2879b30306d323f4542626697a464a97c0a07c9aebf7ebca65cd4dde"
+dependencies = [
+ "zeroize_derive",
+]
+
+[[package]]
+name = "zeroize_derive"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]

 [[package]]
 name = "zip"
@@ -3999,15 +4764,27 @@ version = "2.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "40dd8c92efc296286ce1fbd16657c5dbefff44f1b4ca01cc5f517d8b7b3d3e2e"
 dependencies = [
+ "aes",
  "arbitrary",
+ "bzip2",
+ "constant_time_eq",
  "crc32fast",
  "crossbeam-utils",
+ "deflate64",
  "displaydoc",
  "flate2",
+ "hmac",
  "indexmap 2.4.0",
+ "lzma-rs",
  "memchr",
+ "pbkdf2",
+ "rand",
+ "sha1",
  "thiserror",
+ "time",
+ "zeroize",
  "zopfli",
+ "zstd",
 ]

 [[package]]
@@ -4034,3 +4811,31 @@ dependencies = [
  "once_cell",
  "simd-adler32",
 ]
+
+[[package]]
+name = "zstd"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fcf2b778a664581e31e389454a7072dab1647606d44f7feea22cd5abb9c9f3f9"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "7.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54a3ab4db68cea366acc5c897c7b4d4d1b8994a9cd6e6f841f8964566a419059"
+dependencies = [
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "2.0.13+zstd.1.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38ff0f21cfee8f97d94cef41359e0c89aa6113028ab0291aa8ca0038995a95aa"
+dependencies = [
+ "cc",
+ "pkg-config",
+]
diff --git a/Cargo.toml b/Cargo.toml
index 16a4ee661..2fa678499 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -119,6 +119,7 @@ toml_edit = { version = "0.22.12", features = ["parse"] }
 url = "2.5.0"
 usage-lib = { version = "0.3", features = ["clap"] }
 versions = { version = "6.2.0", features = ["serde"] }
+vfox = "0.1.0"
 walkdir = "2.5.0"
 which = "6.0.1"
 xx = { version = "1.0.0", features = ["glob"] }
diff --git a/src/backend/mod.rs b/src/backend/mod.rs
index 2a8bc978b..c43bf7c12 100644
--- a/src/backend/mod.rs
+++ b/src/backend/mod.rs
@@ -35,6 +35,7 @@ pub mod npm;
 pub mod pipx;
 pub mod spm;
 pub mod ubi;
+pub mod vfox;

 pub type ABackend = Arc<dyn Backend>;
 pub type BackendMap = BTreeMap<String, ABackend>;
@@ -63,6 +64,7 @@ pub enum BackendType {
     Pipx,
     Spm,
     Ubi,
+    Vfox,
 }

 impl Display for BackendType {
@@ -104,6 +106,7 @@ fn list_installed_backends() -> eyre::Result<BackendList> {
                 BackendType::Pipx => Arc::new(pipx::PIPXBackend::from_arg(ba)) as ABackend,
                 BackendType::Spm => Arc::new(spm::SPMBackend::from_arg(ba)) as ABackend,
                 BackendType::Ubi => Arc::new(ubi::UbiBackend::from_arg(ba)) as ABackend,
+                BackendType::Vfox => Arc::new(vfox::VfoxBackend::from_arg(ba)) as ABackend,
             }
         })
         .filter(|f| f.fa().backend_type != BackendType::Asdf)
@@ -136,6 +139,7 @@ pub fn get(fa: &BackendArg) -> ABackend {
                 BackendType::Pipx => Arc::new(pipx::PIPXBackend::from_arg(fa)),
                 BackendType::Spm => Arc::new(spm::SPMBackend::from_arg(fa)),
                 BackendType::Ubi => Arc::new(ubi::UbiBackend::from_arg(fa)),
+                BackendType::Vfox => Arc::new(vfox::VfoxBackend::from_arg(fa)) as ABackend,
             })
             .clone()
     }
diff --git a/src/backend/vfox.rs b/src/backend/vfox.rs
new file mode 100644
index 000000000..dea7e41dd
--- /dev/null
+++ b/src/backend/vfox.rs
@@ -0,0 +1,116 @@
+use eyre::{eyre, Report};
+use std::collections::BTreeMap;
+use std::env;
+use std::fmt::Debug;
+use tokio::runtime::Runtime;
+use url::Url;
+
+use crate::backend::{Backend, BackendType};
+use crate::cache::CacheManager;
+use crate::cli::args::BackendArg;
+use crate::config::{Config, Settings};
+use crate::dirs;
+use crate::install_context::InstallContext;
+use crate::toolset::{ToolVersion, Toolset};
+use vfox::Vfox;
+
+#[derive(Debug)]
+pub struct VfoxBackend {
+    fa: BackendArg,
+    vfox: Vfox,
+    remote_version_cache: CacheManager<Vec<String>>,
+}
+
+impl Backend for VfoxBackend {
+    fn get_type(&self) -> BackendType {
+        BackendType::Vfox
+    }
+
+    fn fa(&self) -> &BackendArg {
+        &self.fa
+    }
+
+    fn _list_remote_versions(&self) -> eyre::Result<Vec<String>> {
+        self.remote_version_cache
+            .get_or_try_init(|| {
+                let plugin = self.vfox.install_plugin_from_url(&self.get_url()?)?;
+                let versions = self
+                    .runtime()?
+                    .block_on(self.vfox.list_available_versions(&plugin.name))?;
+                Ok(versions
+                    .into_iter()
+                    .rev()
+                    .map(|v| v.version)
+                    .collect::<Vec<String>>())
+            })
+            .cloned()
+    }
+
+    fn install_version_impl(&self, ctx: &InstallContext) -> eyre::Result<()> {
+        let settings = Settings::get();
+        settings.ensure_experimental("vfox backend")?;
+        let plugin = self.vfox.install_plugin_from_url(&self.get_url()?)?;
+        self.runtime()?.block_on(self.vfox.install(
+            &plugin.name,
+            &ctx.tv.version,
+            ctx.tv.install_path(),
+        ))?;
+        Ok(())
+    }
+
+    fn exec_env(
+        &self,
+        _config: &Config,
+        _ts: &Toolset,
+        tv: &ToolVersion,
+    ) -> eyre::Result<BTreeMap<String, String>> {
+        Ok(self
+            .runtime()?
+            .block_on(self.vfox.env_keys(self.name(), &tv.version))?
+            .into_iter()
+            .map(|envkey| (envkey.key, envkey.value))
+            .collect())
+    }
+}
+
+fn vfox_to_url(version: &str) -> eyre::Result<Url> {
+    let res = if let Some(caps) = regex!(r#"^([^/]+)/([^/]+)$"#).captures(version) {
+        let user = caps.get(1).unwrap().as_str();
+        let repo = caps.get(2).unwrap().as_str();
+        format!("https://github.com/{user}/{repo}").parse()
+    } else {
+        version.to_string().parse()
+    };
+    res.map_err(|e| eyre!("Invalid version: {}: {}", version, e))
+}
+
+impl VfoxBackend {
+    pub fn new(name: String) -> Self {
+        let fa = BackendArg::new(BackendType::Vfox, &name);
+        let mut vfox = Vfox::new();
+        vfox.plugin_dir = dirs::PLUGINS.to_path_buf();
+        vfox.cache_dir = dirs::CACHE.to_path_buf();
+        vfox.download_dir = dirs::DOWNLOADS.to_path_buf();
+        vfox.install_dir = dirs::INSTALLS.to_path_buf();
+        vfox.temp_dir = env::temp_dir().join("mise-vfox");
+        Self {
+            vfox,
+            remote_version_cache: CacheManager::new(
+                fa.cache_path.join("remote_versions-$KEY.msgpack.z"),
+            ),
+            fa,
+        }
+    }
+
+    fn runtime(&self) -> eyre::Result<Runtime, Report> {
+        let rt = tokio::runtime::Builder::new_current_thread()
+            .enable_time()
+            .enable_io()
+            .build()?;
+        Ok(rt)
+    }
+
+    fn get_url(&self) -> eyre::Result<Url> {
+        vfox_to_url(&self.fa.name)
+    }
+}
diff --git a/src/cli/args/backend_arg.rs b/src/cli/args/backend_arg.rs
index 3bad37d9d..508a36729 100644
--- a/src/cli/args/backend_arg.rs
+++ b/src/cli/args/backend_arg.rs
@@ -124,6 +124,7 @@ mod tests {
         let cargo = |s, id, name| t(s, id, name, BackendType::Cargo);
         // let core = |s, id, name| t(s, id, name, BackendType::Core);
         let npm = |s, id, name| t(s, id, name, BackendType::Npm);
+        let vfox = |s, id, name| t(s, id, name, BackendType::Vfox);

         asdf("asdf:poetry", "asdf:poetry", "poetry");
         asdf("poetry", "poetry", "poetry");
@@ -132,6 +133,11 @@ mod tests {
         // core("node", "node", "node");
         npm("npm:@antfu/ni", "npm:@antfu/ni", "@antfu/ni");
         npm("npm:prettier", "npm:prettier", "prettier");
+        vfox(
+            "vfox:version-fox/vfox-nodejs",
+            "vfox:version-fox/vfox-nodejs",
+            "version-fox/vfox-nodejs",
+        );
     }

     #[test]
@@ -148,5 +154,10 @@ mod tests {
         t("cargo:eza", "cargo-eza");
         t("npm:@antfu/ni", "npm-antfu-ni");
         t("npm:prettier", "npm-prettier");
+        t(
+            "vfox:version-fox/vfox-nodejs",
+            "vfox-version-fox-vfox-nodejs",
+        );
+        t("vfox:version-fox/nodejs", "vfox-version-fox-nodejs");
     }
 }
diff --git a/src/cli/backends/snapshots/mise__cli__backends__ls__tests__backends_list.snap b/src/cli/backends/snapshots/mise__cli__backends__ls__tests__backends_list.snap
index 31f7a741b..5ef5c807b 100644
--- a/src/cli/backends/snapshots/mise__cli__backends__ls__tests__backends_list.snap
+++ b/src/cli/backends/snapshots/mise__cli__backends__ls__tests__backends_list.snap
@@ -9,3 +9,4 @@ npm
 pipx
 spm
 ubi
+vfox
diff --git a/src/cli/snapshots/mise__cli__trust__tests__trust-6.snap b/src/cli/snapshots/mise__cli__trust__tests__trust-6.snap
deleted file mode 100644
index e650db175..000000000
--- a/src/cli/snapshots/mise__cli__trust__tests__trust-6.snap
+++ /dev/null
@@ -1,5 +0,0 @@
----
-source: src/cli/trust.rs
-expression: output
----
-mise untrusted ~/cwd/.test-tool-versions
diff --git a/src/registry.rs b/src/registry.rs
index 15b767f65..6747bc9a6 100644
--- a/src/registry.rs
+++ b/src/registry.rs
@@ -2,12 +2,46 @@ use std::collections::BTreeMap;

 use once_cell::sync::Lazy;

+#[cfg(unix)]
 const _REGISTRY: &[(&str, &str)] = &[
     ("ubi", "cargo:ubi"),
     ("cargo-binstall", "cargo:cargo-binstall"),
     // ("elixir", "asdf:mise-plugins/mise-elixir"),
 ];

+#[cfg(windows)]
+const _REGISTRY: &[(&str, &str)] = &[
+    ("bun", "vfox:ahai-code/vfox-bun"),
+    ("cargo-binstall", "cargo:cargo-binstall"),
+    ("cmake", "vfox:version-fox/vfox-cmake"),
+    ("crystal", "vfox:yanecc/vfox-crystal"),
+    ("dart", "vfox:version-fox/vfox-dart"),
+    ("deno", "vfox:version-fox/vfox-deno"),
+    ("dotnet", "vfox:version-fox/vfox-dotnet"),
+    ("elixir", "vfox:version-fox/vfox-elixir"),
+    ("erlang", "vfox:version-fox/vfox-erlang"),
+    ("etcd", "vfox:version-fox/vfox-etcd"),
+    ("flutter", "vfox:version-fox/vfox-flut"),
+    ("golang", "vfox:version-fox/vfox-golang"),
+    ("gradle", "vfox:version-fox/vfox-gradle"),
+    ("groovy", "vfox:version-fox/vfox-groovy"),
+    ("java", "vfox:version-fox/vfox-java"),
+    ("julia", "vfox:ahai-code/vfox-julia"),
+    ("kotlin", "vfox:version-fox/vfox-kotlin"),
+    ("kubectl", "vfox:ahai-code/vfox-kubectl"),
+    ("maven", "vfox:version-fox/vfox-maven"),
+    ("mongo", "vfox:yeshan333/vfox-mongo"),
+    ("php", "vfox:version-fox/vfox-php"),
+    ("protobuf", "vfox:ahai-code/vfox-protobuf"),
+    ("python", "vfox:version-fox/vfox-python"),
+    ("ruby", "vfox:yanecc/vfox-ruby"),
+    ("scala", "vfox:version-fox/vfox-scala"),
+    ("terraform", "vfox:enochchau/vfox-terraform"),
+    ("ubi", "cargo:ubi"),
+    ("vlang", "vfox:ahai-code/vfox-vlang"),
+    ("zig", "vfox:version-fox/vfox-zig"),
+];
+
 pub static REGISTRY: Lazy<BTreeMap<&str, String>> = Lazy::new(|| {
     // TODO: make sure core plugins can be overridden with this enabled
     // let core = CORE_PLUGINS
---
 Cargo.lock                                    | 886 +++++++++++++++++-
 Cargo.toml                                    |   4 +-
 build.rs                                      |   8 +
 src/backend/asdf.rs                           | 101 +-
 src/backend/external_plugin_cache.rs          | 105 +++
 src/backend/mod.rs                            |  18 +-
 src/backend/vfox.rs                           | 173 ++++
 src/cli/args/backend_arg.rs                   |  11 +
 ...i__backends__ls__tests__backends_list.snap |   1 +
 src/cli/doctor.rs                             |   2 +-
 src/cli/plugins/install.rs                    |   2 +-
 src/cli/settings/ls.rs                        |   4 +
 src/cli/settings/set.rs                       |   4 +
 src/cli/settings/unset.rs                     |   2 +
 .../mise__cli__trust__tests__trust-6.snap     |   5 -
 src/config/settings.rs                        |  12 +
 src/main.rs                                   |   2 +-
 src/plugins/core/bun.rs                       |   2 +-
 src/plugins/core/deno.rs                      |   2 +-
 src/plugins/core/erlang.rs                    |   2 +-
 src/plugins/core/go.rs                        |   2 +-
 src/plugins/core/java.rs                      |   2 +-
 src/plugins/core/mod.rs                       |   9 +-
 src/plugins/core/node.rs                      |   2 +-
 src/plugins/core/python.rs                    |   2 +-
 src/plugins/core/ruby.rs                      |   2 +-
 src/plugins/core/zig.rs                       |   2 +-
 src/registry.rs                               |  58 +-
 src/shorthands.rs                             |   2 +-
 29 files changed, 1256 insertions(+), 171 deletions(-)
 create mode 100644 src/backend/external_plugin_cache.rs
 create mode 100644 src/backend/vfox.rs
 delete mode 100644 src/cli/snapshots/mise__cli__trust__tests__trust-6.snap

diff --git a/Cargo.lock b/Cargo.lock
index bd3fea9db..103212dc7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -17,6 +17,30 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "aes"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b169f7a6d4742236a0a00c541b845991d0ac43e546831af1249753ab4c3aa3a0"
+dependencies = [
+ "cfg-if",
+ "cipher",
+ "cpufeatures",
+]
+
+[[package]]
+name = "ahash"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e89da841a80418a9b391ebaea17f5c112ffaaa96f621d2c285b5174da76b9011"
+dependencies = [
+ "cfg-if",
+ "getrandom",
+ "once_cell",
+ "version_check",
+ "zerocopy",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "1.1.3"
@@ -153,6 +177,12 @@ dependencies = [
  "tokio",
 ]
 
+[[package]]
+name = "atomic-waker"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1505bd5d3d116872e7271a6d4e16d81d0c8570876c8de68093a09ac269d8aac0"
+
 [[package]]
 name = "autocfg"
 version = "1.3.0"
@@ -252,6 +282,27 @@ version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8318a53db07bb3f8dca91a600466bdb3f2eaadeedfdbcf02e1accbad9271ba50"
 
+[[package]]
+name = "bzip2"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bdb116a6ef3f6c3698828873ad02c3014b3c85cadb88496095628e3ef1e347f8"
+dependencies = [
+ "bzip2-sys",
+ "libc",
+]
+
+[[package]]
+name = "bzip2-sys"
+version = "0.1.11+1.0.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "736a955f3fa7875102d57c82b8cac37ec45224a07fd32d58f9f7a186b6cd4cdc"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+]
+
 [[package]]
 name = "calm_io"
 version = "0.1.1"
@@ -315,7 +366,7 @@ checksum = "93698b29de5e97ad0ae26447b344c482a7284c737d9ddc5f9e52b74a336671bb"
 dependencies = [
  "chrono",
  "chrono-tz-build",
- "phf",
+ "phf 0.11.2",
 ]
 
 [[package]]
@@ -325,8 +376,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c088aee841df9c3041febbb73934cfc39708749bf96dc827e3359cd39ef11b1"
 dependencies = [
  "parse-zoneinfo",
- "phf",
- "phf_codegen",
+ "phf 0.11.2",
+ "phf_codegen 0.11.2",
 ]
 
 [[package]]
@@ -338,6 +389,16 @@ dependencies = [
  "envmnt",
 ]
 
+[[package]]
+name = "cipher"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "773f3b9af64447d2ce9850330c473515014aa235e6a783b02db81ff39e4a3dad"
+dependencies = [
+ "crypto-common",
+ "inout",
+]
+
 [[package]]
 name = "clap"
 version = "4.5.16"
@@ -369,7 +430,7 @@ dependencies = [
  "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -421,7 +482,7 @@ dependencies = [
  "nom",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -483,6 +544,12 @@ version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2459377285ad874054d797f3ccebf984978aa39129f6eafde5cdc8315b612f8"
 
+[[package]]
+name = "constant_time_eq"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7144d30dcf0fafbce74250a3963025d8d52177934239851c917d29f1df280c2"
+
 [[package]]
 name = "contracts"
 version = "0.6.3"
@@ -519,6 +586,21 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "crc"
+version = "3.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69e6e4d7b33a94f0991c26729976b10ebde1d34c3ee82408fb536164fa10d636"
+dependencies = [
+ "crc-catalog",
+]
+
+[[package]]
+name = "crc-catalog"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19d374276b40fb8bbdee95aef7c7fa6b5316ec764510eb64b8dd0e2ed0d7e7f5"
+
 [[package]]
 name = "crc32fast"
 version = "1.4.2"
@@ -563,6 +645,29 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "cssparser"
+version = "0.31.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b3df4f93e5fbbe73ec01ec8d3f68bba73107993a5b1e7519273c32db9b0d5be"
+dependencies = [
+ "cssparser-macros",
+ "dtoa-short",
+ "itoa",
+ "phf 0.11.2",
+ "smallvec",
+]
+
+[[package]]
+name = "cssparser-macros"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13b588ba4ac1a99f7f2964d24b3d896ddc6bf847ee3855dbd4366f058cfcd331"
+dependencies = [
+ "quote",
+ "syn 2.0.75",
+]
+
 [[package]]
 name = "ctor"
 version = "0.2.8"
@@ -570,7 +675,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "edb49164822f3ee45b17acd4a208cfc1251410cf0cad9a833234c9890774dd9f"
 dependencies = [
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -597,9 +702,15 @@ checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
+[[package]]
+name = "deflate64"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da692b8d1080ea3045efaab14434d40468c3d8657e42abddfffca87b428f4c1b"
+
 [[package]]
 name = "demand"
 version = "1.2.4"
@@ -638,7 +749,18 @@ checksum = "67e77553c4162a157adbf834ebae5b415acbecbeafc7a74b0e886657506a7611"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
+]
+
+[[package]]
+name = "derive_more"
+version = "0.99.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f33878137e4dafd7fa914ad4e259e18a4e8e532b9617a2d0150262bf53abfce"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -667,6 +789,7 @@ checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
  "block-buffer",
  "crypto-common",
+ "subtle",
 ]
 
 [[package]]
@@ -677,7 +800,7 @@ checksum = "97369cbbc041bc366949bc74d34658d6cda5621039731c6310521892a3a20ae0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -692,6 +815,21 @@ version = "0.15.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1aaf95b3e5c8f23aa320147307562d361db0ae0d51242340f558153b4eb2439b"
 
+[[package]]
+name = "dtoa"
+version = "1.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcbb2bf8e87535c23f7a8a321e364ce21462d0ff10cb6407820e8e96dfff6653"
+
+[[package]]
+name = "dtoa-short"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd1511a7b6a56299bd043a9c167a6d2bfb37bf84a6dfceaba651168adfb43c87"
+dependencies = [
+ "dtoa",
+]
+
 [[package]]
 name = "duct"
 version = "0.13.7"
@@ -735,6 +873,12 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "ego-tree"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a68a4904193147e0a8dec3314640e6db742afd5f6e634f428a6af230d9b3591"
+
 [[package]]
 name = "either"
 version = "1.13.0"
@@ -750,6 +894,15 @@ version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
 
+[[package]]
+name = "encoding_rs"
+version = "0.8.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b45de904aa0b010bce2ab45264d0631681847fa7b6f2eaa7dab7619943bc4f59"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "env_filter"
 version = "0.1.2"
@@ -787,6 +940,16 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
+[[package]]
+name = "erased-serde"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24e2389d65ab4fab27dc2a5de7b191e1f6617d1f1c8855c0dc569c94a4cbb18d"
+dependencies = [
+ "serde",
+ "typeid",
+]
+
 [[package]]
 name = "errno"
 version = "0.2.8"
@@ -945,6 +1108,16 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "futf"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df420e2e84819663797d1ec6544b13c5be84629e7bb00dc960d6917db2987843"
+dependencies = [
+ "mac",
+ "new_debug_unreachable",
+]
+
 [[package]]
 name = "futures"
 version = "0.3.30"
@@ -1001,7 +1174,7 @@ checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -1034,6 +1207,15 @@ dependencies = [
  "slab",
 ]
 
+[[package]]
+name = "fxhash"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"
+dependencies = [
+ "byteorder",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.14.7"
@@ -1044,6 +1226,15 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "getopts"
+version = "0.2.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14dbbfd5c71d70241ecf9e6f13737f7b5ce823821063188d7e46c41d371eebd5"
+dependencies = [
+ "unicode-width",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.2.15"
@@ -1106,6 +1297,25 @@ dependencies = [
  "walkdir",
 ]
 
+[[package]]
+name = "h2"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa82e28a107a8cc405f0839610bdc9b15f1e25ec7d696aa5cf173edbcb1486ab"
+dependencies = [
+ "atomic-waker",
+ "bytes",
+ "fnv",
+ "futures-core",
+ "futures-sink",
+ "http",
+ "indexmap 2.4.0",
+ "slab",
+ "tokio",
+ "tokio-util",
+ "tracing",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -1145,6 +1355,15 @@ version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d231dfb89cfffdbc30e7fc41579ed6066ad03abda9e567ccafae602b97ec5024"
 
+[[package]]
+name = "hmac"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
+dependencies = [
+ "digest",
+]
+
 [[package]]
 name = "home"
 version = "0.5.9"
@@ -1168,6 +1387,32 @@ dependencies = [
  "wmi",
 ]
 
+[[package]]
+name = "homedir"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2bed305c13ce3829a09d627f5d43ff738482a09361ae4eb8039993b55fb10e5e"
+dependencies = [
+ "cfg-if",
+ "nix 0.26.4",
+ "widestring",
+ "windows 0.57.0",
+]
+
+[[package]]
+name = "html5ever"
+version = "0.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c13771afe0e6e846f1e67d038d4cb29998a6779f93c809212e4e9c32efd244d4"
+dependencies = [
+ "log",
+ "mac",
+ "markup5ever",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]
+
 [[package]]
 name = "http"
 version = "1.1.0"
@@ -1232,6 +1477,7 @@ dependencies = [
  "bytes",
  "futures-channel",
  "futures-util",
+ "h2",
  "http",
  "http-body",
  "httparse",
@@ -1308,7 +1554,7 @@ dependencies = [
  "iana-time-zone-haiku",
  "js-sys",
  "wasm-bindgen",
- "windows-core",
+ "windows-core 0.52.0",
 ]
 
 [[package]]
@@ -1393,6 +1639,15 @@ version = "2.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b248f5224d1d606005e02c97f5aa4e88eeb230488bcc03bc9ca4d7991399f2b5"
 
+[[package]]
+name = "inout"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0c10553d664a4d0bcff9f4215d0aac67a639cc68ef660840afe309b807bc9f5"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "insta"
 version = "1.39.0"
@@ -1428,6 +1683,15 @@ version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
+[[package]]
+name = "itertools"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itertools"
 version = "0.13.0"
@@ -1553,6 +1817,16 @@ version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"
 
+[[package]]
+name = "lock_api"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
+
 [[package]]
 name = "lockfree-object-pool"
 version = "0.1.6"
@@ -1565,6 +1839,66 @@ version = "0.4.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
 
+[[package]]
+name = "lua-src"
+version = "547.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1edaf29e3517b49b8b746701e5648ccb5785cde1c119062cbabbc5d5cd115e42"
+dependencies = [
+ "cc",
+]
+
+[[package]]
+name = "luajit-src"
+version = "210.5.9+04dca79"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e03d48e8d8c11c297d49ea6d2cf6cc0d7657eb3d175219bba47d59a601b7ca9"
+dependencies = [
+ "cc",
+ "which",
+]
+
+[[package]]
+name = "lzma-rs"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "297e814c836ae64db86b36cf2a557ba54368d03f6afcd7d947c266692f71115e"
+dependencies = [
+ "byteorder",
+ "crc",
+]
+
+[[package]]
+name = "lzma-sys"
+version = "0.1.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5fda04ab3764e6cde78b9974eec4f779acaba7c4e84b36eca3cf77c581b85d27"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+]
+
+[[package]]
+name = "mac"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c41e0c4fef86961ac6d6f8a82609f55f31b05e4fce149ac5710e439df7619ba4"
+
+[[package]]
+name = "markup5ever"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16ce3abbeba692c8b8441d036ef91aea6df8da2c6b6e21c7e14d3c18e526be45"
+dependencies = [
+ "log",
+ "phf 0.11.2",
+ "phf_codegen 0.11.2",
+ "string_cache",
+ "string_cache_codegen",
+ "tendril",
+]
+
 [[package]]
 name = "matchers"
 version = "0.1.0"
@@ -1609,7 +1943,7 @@ checksum = "49e7bc1560b95a3c4a25d03de42fe76ca718ab92d1a22a55b9b4cf67b3ae635c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -1653,6 +1987,7 @@ dependencies = [
  "base64",
  "built",
  "calm_io",
+ "cfg_aliases",
  "chrono",
  "ci_info",
  "clap",
@@ -1683,7 +2018,7 @@ dependencies = [
  "indicatif",
  "indoc",
  "insta",
- "itertools",
+ "itertools 0.13.0",
  "log",
  "nix 0.29.0",
  "num_cpus",
@@ -1724,12 +2059,59 @@ dependencies = [
  "url",
  "usage-lib",
  "versions",
+ "vfox",
  "walkdir",
  "which",
  "xx",
  "zip",
 ]
 
+[[package]]
+name = "mlua"
+version = "0.9.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d111deb18a9c9bd33e1541309f4742523bfab01d276bfa9a27519f6de9c11dc7"
+dependencies = [
+ "bstr",
+ "erased-serde",
+ "futures-util",
+ "mlua-sys",
+ "mlua_derive",
+ "num-traits",
+ "once_cell",
+ "rustc-hash",
+ "serde",
+ "serde-value",
+]
+
+[[package]]
+name = "mlua-sys"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ab7a5b4756b8177a2dfa8e0bbcde63bd4000afbc4ab20cbb68d114a25470f29"
+dependencies = [
+ "cc",
+ "cfg-if",
+ "lua-src",
+ "luajit-src",
+ "pkg-config",
+]
+
+[[package]]
+name = "mlua_derive"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09697a6cec88e7f58a02c7ab5c18c611c6907c8654613df9cc0192658a4fb859"
+dependencies = [
+ "itertools 0.12.1",
+ "once_cell",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "syn 2.0.75",
+]
+
 [[package]]
 name = "native-tls"
 version = "0.2.12"
@@ -1747,6 +2129,12 @@ dependencies = [
  "tempfile",
 ]
 
+[[package]]
+name = "new_debug_unreachable"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "650eef8c711430f1a879fdd01d4745a7deea475becfb90269c06775983bbf086"
+
 [[package]]
 name = "nix"
 version = "0.26.4"
@@ -1876,7 +2264,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -1897,6 +2285,15 @@ dependencies = [
  "vcpkg",
 ]
 
+[[package]]
+name = "ordered-float"
+version = "2.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68f19d67e5a2795c94e73e0bb1cc1a7edeb2e28efd39e2e1c9b7a40c1108b11c"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "os_pipe"
 version = "1.2.1"
@@ -1932,6 +2329,29 @@ dependencies = [
  "unicode-width",
 ]
 
+[[package]]
+name = "parking_lot"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1bf18183cf54e8d6059647fc3063646a1801cf30896933ec2311622cc4b9a27"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.9.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e401f977ab385c9e4e3ab30627d6f26d00e2c73eef317493c4ec6d468726cf8"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "parse-zoneinfo"
 version = "0.3.1"
@@ -1965,6 +2385,16 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "pbkdf2"
+version = "0.12.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8ed6a7761f76e3b9f92dfb0a60a6a6477c61024b775147ff0973a02653abaf2"
+dependencies = [
+ "digest",
+ "hmac",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.3.1"
@@ -2002,7 +2432,7 @@ dependencies = [
  "pest_meta",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -2026,13 +2456,33 @@ dependencies = [
  "indexmap 2.4.0",
 ]
 
+[[package]]
+name = "phf"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fabbf1ead8a5bcbc20f5f8b939ee3f5b0f6f281b6ad3468b84656b658b455259"
+dependencies = [
+ "phf_shared 0.10.0",
+]
+
 [[package]]
 name = "phf"
 version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ade2d8b8f33c7333b51bcf0428d37e217e9f32192ae4772156f65063b8ce03dc"
 dependencies = [
- "phf_shared",
+ "phf_macros",
+ "phf_shared 0.11.2",
+]
+
+[[package]]
+name = "phf_codegen"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fb1c3a8bc4dd4e5cfce29b44ffc14bedd2ee294559a294e2a4d4c9e9a6a13cd"
+dependencies = [
+ "phf_generator 0.10.0",
+ "phf_shared 0.10.0",
 ]
 
 [[package]]
@@ -2041,8 +2491,18 @@ version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e8d39688d359e6b34654d328e262234662d16cc0f60ec8dcbe5e718709342a5a"
 dependencies = [
- "phf_generator",
- "phf_shared",
+ "phf_generator 0.11.2",
+ "phf_shared 0.11.2",
+]
+
+[[package]]
+name = "phf_generator"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d5285893bb5eb82e6aaf5d59ee909a06a16737a8970984dd7746ba9283498d6"
+dependencies = [
+ "phf_shared 0.10.0",
+ "rand",
 ]
 
 [[package]]
@@ -2051,10 +2511,32 @@ version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "48e4cc64c2ad9ebe670cb8fd69dd50ae301650392e81c05f9bfcb2d5bdbc24b0"
 dependencies = [
- "phf_shared",
+ "phf_shared 0.11.2",
  "rand",
 ]
 
+[[package]]
+name = "phf_macros"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3444646e286606587e49f3bcf1679b8cef1dc2c5ecc29ddacaffc305180d464b"
+dependencies = [
+ "phf_generator 0.11.2",
+ "phf_shared 0.11.2",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]
+
+[[package]]
+name = "phf_shared"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6796ad771acdc0123d2a88dc428b5e38ef24456743ddb1744ed628f9815c096"
+dependencies = [
+ "siphasher 0.3.11",
+]
+
 [[package]]
 name = "phf_shared"
 version = "0.11.2"
@@ -2081,7 +2563,7 @@ checksum = "2f38a4412a78282e09a2cf38d195ea5420d15ba0602cb375210efbc877243965"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -2133,6 +2615,12 @@ dependencies = [
  "zerocopy",
 ]
 
+[[package]]
+name = "precomputed-hash"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c"
+
 [[package]]
 name = "predicates"
 version = "3.1.2"
@@ -2384,9 +2872,11 @@ dependencies = [
  "async-compression",
  "base64",
  "bytes",
+ "encoding_rs",
  "futures-channel",
  "futures-core",
  "futures-util",
+ "h2",
  "http",
  "http-body",
  "http-body-util",
@@ -2411,6 +2901,7 @@ dependencies = [
  "serde_json",
  "serde_urlencoded",
  "sync_wrapper",
+ "system-configuration",
  "tokio",
  "tokio-native-tls",
  "tokio-rustls",
@@ -2585,6 +3076,28 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
+[[package]]
+name = "scraper"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b90460b31bfe1fc07be8262e42c665ad97118d4585869de9345a84d501a9eaf0"
+dependencies = [
+ "ahash",
+ "cssparser",
+ "ego-tree",
+ "getopts",
+ "html5ever",
+ "once_cell",
+ "selectors",
+ "tendril",
+]
+
 [[package]]
 name = "security-framework"
 version = "2.11.1"
@@ -2608,6 +3121,25 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "selectors"
+version = "0.25.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4eb30575f3638fc8f6815f448d50cb1a2e255b0897985c8c59f4d37b72a07b06"
+dependencies = [
+ "bitflags 2.6.0",
+ "cssparser",
+ "derive_more",
+ "fxhash",
+ "log",
+ "new_debug_unreachable",
+ "phf 0.10.1",
+ "phf_codegen 0.10.0",
+ "precomputed-hash",
+ "servo_arc",
+ "smallvec",
+]
+
 [[package]]
 name = "self-replace"
 version = "1.4.0"
@@ -2657,6 +3189,16 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "serde-value"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3a1a3341211875ef120e117ea7fd5228530ae7e7036a779fdc9117be6b3282c"
+dependencies = [
+ "ordered-float",
+ "serde",
+]
+
 [[package]]
 name = "serde_derive"
 version = "1.0.208"
@@ -2665,7 +3207,7 @@ checksum = "24008e81ff7613ed8e5ba0cfaf24e2c2f1e5b8a0495711e44fcd4882fca62bcf"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -2701,6 +3243,26 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "servo_arc"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d036d71a959e00c77a63538b90a6c2390969f9772b096ea837205c6bd0491a44"
+dependencies = [
+ "stable_deref_trait",
+]
+
+[[package]]
+name = "sha1"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "sha2"
 version = "0.10.8"
@@ -2864,6 +3426,38 @@ dependencies = [
  "der",
 ]
 
+[[package]]
+name = "stable_deref_trait"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
+
+[[package]]
+name = "string_cache"
+version = "0.8.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f91138e76242f575eb1d3b38b4f1362f10d3a43f47d182a5b359af488a02293b"
+dependencies = [
+ "new_debug_unreachable",
+ "once_cell",
+ "parking_lot",
+ "phf_shared 0.10.0",
+ "precomputed-hash",
+ "serde",
+]
+
+[[package]]
+name = "string_cache_codegen"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6bb30289b722be4ff74a408c3cc27edeaad656e06cb1fe8fa9231fa59c728988"
+dependencies = [
+ "phf_generator 0.10.0",
+ "phf_shared 0.10.0",
+ "proc-macro2",
+ "quote",
+]
+
 [[package]]
 name = "strsim"
 version = "0.11.1"
@@ -2889,7 +3483,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -2911,9 +3505,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.74"
+version = "2.0.75"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fceb41e3d546d0bd83421d3409b1460cc7444cd389341a4c880fe7a042cb3d7"
+checksum = "f6af063034fc1935ede7be0122941bafa9bacb949334d090b77ca98b5817c7d9"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2936,6 +3530,27 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "system-configuration"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba3a3adc5c275d719af8cb4272ea1c4a6d668a777f37e115f6d11ddbc1c8e0e7"
+dependencies = [
+ "bitflags 1.3.2",
+ "core-foundation",
+ "system-configuration-sys",
+]
+
+[[package]]
+name = "system-configuration-sys"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a75fb188eb626b924683e3b95e3a48e63551fcfb51949de2f06a9d91dbee93c9"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "tabled"
 version = "0.16.0"
@@ -2985,6 +3600,17 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "tendril"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d24a120c5fc464a3458240ee02c299ebcb9d67b5249c8848b09d639dca8d7bb0"
+dependencies = [
+ "futf",
+ "mac",
+ "utf-8",
+]
+
 [[package]]
 name = "tera"
 version = "1.20.0"
@@ -3050,7 +3676,7 @@ dependencies = [
  "cfg-if",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -3061,7 +3687,7 @@ checksum = "5c89e72a01ed4c579669add59014b9a524d609c0c88c6a585ce37485879f6ffb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
  "test-case-core",
 ]
 
@@ -3084,7 +3710,7 @@ checksum = "5999e24eaa32083191ba4e425deb75cdf25efefabe5aaccb7446dd0d4122a3f5"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -3104,7 +3730,7 @@ checksum = "a4558b58466b9ad7ca0f102865eccc95938dca1a74a856f2b57b6629050da261"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -3175,11 +3801,25 @@ dependencies = [
  "bytes",
  "libc",
  "mio",
+ "parking_lot",
  "pin-project-lite",
+ "signal-hook-registry",
  "socket2",
+ "tokio-macros",
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "tokio-macros"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]
+
 [[package]]
 name = "tokio-native-tls"
 version = "0.3.1"
@@ -3339,6 +3979,12 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e421abadd41a4225275504ea4d6566923418b7f05506fbc9c0fe86ba7396114b"
 
+[[package]]
+name = "typeid"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0e13db2e0ccd5e14a544e8a246ba2312cd25223f616442d7f2cb0e3db614236e"
+
 [[package]]
 name = "typenum"
 version = "1.17.0"
@@ -3466,7 +4112,7 @@ dependencies = [
  "clap",
  "heck 0.5.0",
  "indexmap 2.4.0",
- "itertools",
+ "itertools 0.13.0",
  "kdl",
  "log",
  "miette",
@@ -3478,6 +4124,12 @@ dependencies = [
  "xx",
 ]
 
+[[package]]
+name = "utf-8"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
+
 [[package]]
 name = "utf8parse"
 version = "0.2.2"
@@ -3508,11 +4160,32 @@ version = "6.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f25d498b63d1fdb376b4250f39ab3a5ee8d103957346abacd911e2d8b612c139"
 dependencies = [
- "itertools",
+ "itertools 0.13.0",
  "nom",
  "serde",
 ]
 
+[[package]]
+name = "vfox"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "171b1adc383ae9e46366d21a25d5a2adad28ec01a2db0acdf8c27f168756351f"
+dependencies = [
+ "homedir 0.3.3",
+ "indexmap 2.4.0",
+ "itertools 0.13.0",
+ "log",
+ "mlua",
+ "once_cell",
+ "reqwest",
+ "scraper",
+ "serde_json",
+ "thiserror",
+ "tokio",
+ "url",
+ "xx",
+]
+
 [[package]]
 name = "vte"
 version = "0.10.1"
@@ -3590,7 +4263,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
  "wasm-bindgen-shared",
 ]
 
@@ -3624,7 +4297,7 @@ checksum = "afc340c74d9005395cf9dd098506f7f44e38f2b4a21c6aaacf9a105ea5e1e836"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -3709,9 +4382,19 @@ version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e48a53791691ab099e5e2ad123536d0fff50652600abaf43bbf952894110d0be"
 dependencies = [
- "windows-core",
- "windows-implement",
- "windows-interface",
+ "windows-core 0.52.0",
+ "windows-implement 0.52.0",
+ "windows-interface 0.52.0",
+ "windows-targets 0.52.6",
+]
+
+[[package]]
+name = "windows"
+version = "0.57.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "12342cb4d8e3b046f3d80effd474a7a02447231330ef77d71daa6fbc40681143"
+dependencies = [
+ "windows-core 0.57.0",
  "windows-targets 0.52.6",
 ]
 
@@ -3724,6 +4407,18 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
+[[package]]
+name = "windows-core"
+version = "0.57.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2ed2439a290666cd67ecce2b0ffaad89c2a56b976b736e6ece670297897832d"
+dependencies = [
+ "windows-implement 0.57.0",
+ "windows-interface 0.57.0",
+ "windows-result",
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "windows-implement"
 version = "0.52.0"
@@ -3732,7 +4427,18 @@ checksum = "12168c33176773b86799be25e2a2ba07c7aab9968b37541f1094dbd7a60c8946"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
+]
+
+[[package]]
+name = "windows-implement"
+version = "0.57.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9107ddc059d5b6fbfbffdfa7a7fe3e22a226def0b2608f72e9d552763d3e1ad7"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -3743,7 +4449,27 @@ checksum = "9d8dc32e0095a7eeccebd0e3f09e9509365ecb3fc6ac4d6f5f14a3f6392942d1"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
+]
+
+[[package]]
+name = "windows-interface"
+version = "0.57.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "29bee4b38ea3cde66011baa44dba677c432a78593e202392d1e9070cf2a7fca7"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]
+
+[[package]]
+name = "windows-result"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5e383302e8ec8515204254685643de10811af0ed97ea37210dc26fb0032647f8"
+dependencies = [
+ "windows-targets 0.52.6",
 ]
 
 [[package]]
@@ -3930,7 +4656,7 @@ dependencies = [
  "log",
  "serde",
  "thiserror",
- "windows",
+ "windows 0.52.0",
 ]
 
 [[package]]
@@ -3950,14 +4676,40 @@ version = "1.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9960db6d05795260d426061b0a962282cf67c3cdc81656731d0f646807c26237"
 dependencies = [
+ "bzip2",
  "duct",
  "filetime",
+ "flate2",
  "globwalk",
- "homedir",
+ "homedir 0.2.1",
  "log",
  "miette",
  "regex",
+ "reqwest",
+ "sha2",
+ "tar",
  "thiserror",
+ "tokio",
+ "xz",
+ "zip",
+]
+
+[[package]]
+name = "xz"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c887690ff2a2e233e8e49633461521f98ec57fbff9d59a884c9a4f04ec1da34"
+dependencies = [
+ "xz2",
+]
+
+[[package]]
+name = "xz2"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "388c44dc09d76f1536602ead6d325eb532f5c122f17782bd57fb47baeeb767e2"
+dependencies = [
+ "lzma-sys",
 ]
 
 [[package]]
@@ -3984,7 +4736,7 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.74",
+ "syn 2.0.75",
 ]
 
 [[package]]
@@ -3992,6 +4744,20 @@ name = "zeroize"
 version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ced3678a2879b30306d323f4542626697a464a97c0a07c9aebf7ebca65cd4dde"
+dependencies = [
+ "zeroize_derive",
+]
+
+[[package]]
+name = "zeroize_derive"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.75",
+]
 
 [[package]]
 name = "zip"
@@ -3999,15 +4765,27 @@ version = "2.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "40dd8c92efc296286ce1fbd16657c5dbefff44f1b4ca01cc5f517d8b7b3d3e2e"
 dependencies = [
+ "aes",
  "arbitrary",
+ "bzip2",
+ "constant_time_eq",
  "crc32fast",
  "crossbeam-utils",
+ "deflate64",
  "displaydoc",
  "flate2",
+ "hmac",
  "indexmap 2.4.0",
+ "lzma-rs",
  "memchr",
+ "pbkdf2",
+ "rand",
+ "sha1",
  "thiserror",
+ "time",
+ "zeroize",
  "zopfli",
+ "zstd",
 ]
 
 [[package]]
@@ -4034,3 +4812,31 @@ dependencies = [
  "once_cell",
  "simd-adler32",
 ]
+
+[[package]]
+name = "zstd"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fcf2b778a664581e31e389454a7072dab1647606d44f7feea22cd5abb9c9f3f9"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "7.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54a3ab4db68cea366acc5c897c7b4d4d1b8994a9cd6e6f841f8964566a419059"
+dependencies = [
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "2.0.13+zstd.1.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38ff0f21cfee8f97d94cef41359e0c89aa6113028ab0291aa8ca0038995a95aa"
+dependencies = [
+ "cc",
+ "pkg-config",
+]
diff --git a/Cargo.toml b/Cargo.toml
index 16a4ee661..33ecad407 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -119,6 +119,7 @@ toml_edit = { version = "0.22.12", features = ["parse"] }
 url = "2.5.0"
 usage-lib = { version = "0.3", features = ["clap"] }
 versions = { version = "6.2.0", features = ["serde"] }
+vfox = "0.1"
 walkdir = "2.5.0"
 which = "6.0.1"
 xx = { version = "1.0.0", features = ["glob"] }
@@ -130,6 +131,7 @@ nix = {version="0.29", features=["signal", "user"]}
 
 [build-dependencies]
 built = { version = "0.7", features = ["chrono", "git2"] }
+cfg_aliases = "0.2"
 
 [dev-dependencies]
 assert_cmd = "2.0.14"
@@ -160,4 +162,4 @@ pkg-url = "{ repo }/releases/download/v{ version }/mise-v{version}-linux-x64{ ar
 pkg-url = "{ repo }/releases/download/v{ version }/mise-v{version}-linux-armv7{ archive-suffix }"
 
 [package.metadata.cargo-machete]
-ignored = ["built", "openssl"]
+ignored = ["built", "openssl", "cfg_aliases"]
diff --git a/build.rs b/build.rs
index d8f91cb91..0929d741a 100644
--- a/build.rs
+++ b/build.rs
@@ -1,3 +1,11 @@
 fn main() {
+    cfg_aliases::cfg_aliases! {
+        linux: { target_os = "linux" },
+        macos: { target_os = "macos" },
+        windows: { target_os = "windows" },
+
+        vfox: { any(feature = "vfox", target_os = "windows") },
+        asdf: { any(feature = "asdf", not(target_os = "windows")) },
+    }
     built::write_built_file().expect("Failed to acquire build-time information");
 }
diff --git a/src/backend/asdf.rs b/src/backend/asdf.rs
index e39351e65..02b12565e 100644
--- a/src/backend/asdf.rs
+++ b/src/backend/asdf.rs
@@ -1,9 +1,9 @@
-use std::collections::{BTreeMap, HashMap};
+use std::collections::BTreeMap;
 use std::fmt::{Debug, Formatter};
 use std::fs;
 use std::hash::{Hash, Hasher};
 use std::path::{Path, PathBuf};
-use std::sync::{Arc, RwLock};
+use std::sync::Arc;
 
 use color_eyre::eyre::{eyre, Result, WrapErr};
 use console::style;
@@ -11,6 +11,7 @@ use itertools::Itertools;
 use rayon::prelude::*;
 use url::Url;
 
+use crate::backend::external_plugin_cache::ExternalPluginCache;
 use crate::backend::{ABackend, Backend, BackendList};
 use crate::cache::CacheManager;
 use crate::cli::args::BackendArg;
@@ -25,7 +26,6 @@ use crate::plugins::asdf_plugin::AsdfPlugin;
 use crate::plugins::mise_plugin_toml::MisePluginToml;
 use crate::plugins::Script::{Download, ExecEnv, Install, ParseLegacyFile};
 use crate::plugins::{Plugin, PluginType, Script, ScriptManager};
-use crate::tera::{get_tera, BASE_CONTEXT};
 use crate::toolset::{ToolRequest, ToolVersion, Toolset};
 use crate::ui::progress_report::SingleReport;
 use crate::{dirs, env, file, http};
@@ -91,6 +91,7 @@ impl AsdfBackend {
     pub fn list() -> Result<BackendList> {
         Ok(file::dir_subdirs(&dirs::PLUGINS)?
             .into_par_iter()
+            .filter(|name| !dirs::PLUGINS.join(name).join("metadata.lua").exists())
             .map(|name| Arc::new(Self::from_arg(name.into())) as ABackend)
             .collect())
     }
@@ -458,100 +459,6 @@ impl Debug for AsdfBackend {
     }
 }
 
-#[derive(Debug, Default)]
-pub struct ExternalPluginCache {
-    list_bin_paths: RwLock<HashMap<ToolRequest, CacheManager<Vec<String>>>>,
-    exec_env: RwLock<HashMap<ToolRequest, CacheManager<BTreeMap<String, String>>>>,
-}
-
-impl ExternalPluginCache {
-    pub fn list_bin_paths<F>(
-        &self,
-        plugin: &AsdfBackend,
-        tv: &ToolVersion,
-        fetch: F,
-    ) -> eyre::Result<Vec<String>>
-    where
-        F: FnOnce() -> eyre::Result<Vec<String>>,
-    {
-        let mut w = self.list_bin_paths.write().unwrap();
-        let cm = w.entry(tv.request.clone()).or_insert_with(|| {
-            let list_bin_paths_filename = match &plugin.toml.list_bin_paths.cache_key {
-                Some(key) => {
-                    let config = Config::get();
-                    let key = render_cache_key(&config, tv, key);
-                    let filename = format!("{}-$KEY.msgpack.z", key);
-                    tv.cache_path().join("list_bin_paths").join(filename)
-                }
-                None => tv.cache_path().join("list_bin_paths-$KEY.msgpack.z"),
-            };
-            CacheManager::new(list_bin_paths_filename)
-                .with_fresh_file(dirs::DATA.to_path_buf())
-                .with_fresh_file(plugin.plugin_path.clone())
-                .with_fresh_file(tv.install_path())
-        });
-        cm.get_or_try_init(fetch).cloned()
-    }
-
-    pub fn exec_env<F>(
-        &self,
-        config: &Config,
-        plugin: &AsdfBackend,
-        tv: &ToolVersion,
-        fetch: F,
-    ) -> eyre::Result<BTreeMap<String, String>>
-    where
-        F: FnOnce() -> eyre::Result<BTreeMap<String, String>>,
-    {
-        let mut w = self.exec_env.write().unwrap();
-        let cm = w.entry(tv.request.clone()).or_insert_with(|| {
-            let exec_env_filename = match &plugin.toml.exec_env.cache_key {
-                Some(key) => {
-                    let key = render_cache_key(config, tv, key);
-                    let filename = format!("{}-$KEY.msgpack.z", key);
-                    tv.cache_path().join("exec_env").join(filename)
-                }
-                None => tv.cache_path().join("exec_env-$KEY.msgpack.z"),
-            };
-            CacheManager::new(exec_env_filename)
-                .with_fresh_file(dirs::DATA.to_path_buf())
-                .with_fresh_file(plugin.plugin_path.clone())
-                .with_fresh_file(tv.install_path())
-        });
-        cm.get_or_try_init(fetch).cloned()
-    }
-}
-
-fn render_cache_key(config: &Config, tv: &ToolVersion, cache_key: &[String]) -> String {
-    let elements = cache_key
-        .iter()
-        .map(|tmpl| {
-            let s = parse_template(config, tv, tmpl).unwrap();
-            let s = s.trim().to_string();
-            trace!("cache key element: {} -> {}", tmpl.trim(), s);
-            let mut s = hash_to_str(&s);
-            s.truncate(10);
-            s
-        })
-        .collect::<Vec<String>>();
-    elements.join("-")
-}
-
-fn parse_template(config: &Config, tv: &ToolVersion, tmpl: &str) -> eyre::Result<String> {
-    let mut ctx = BASE_CONTEXT.clone();
-    ctx.insert("project_root", &config.project_root);
-    ctx.insert("opts", &tv.request.options());
-    get_tera(
-        config
-            .project_root
-            .as_ref()
-            .or(env::current_dir().as_ref().ok())
-            .map(|p| p.as_path()),
-    )
-    .render_str(tmpl, &ctx)
-    .wrap_err_with(|| eyre!("failed to parse template: {tmpl}"))
-}
-
 fn normalize_remote(remote: &str) -> eyre::Result<String> {
     let url = Url::parse(remote)?;
     let host = url.host_str().unwrap();
diff --git a/src/backend/external_plugin_cache.rs b/src/backend/external_plugin_cache.rs
new file mode 100644
index 000000000..2fb20e4d4
--- /dev/null
+++ b/src/backend/external_plugin_cache.rs
@@ -0,0 +1,105 @@
+use crate::backend::asdf::AsdfBackend;
+use crate::cache::CacheManager;
+use crate::config::Config;
+use crate::dirs;
+use crate::hash::hash_to_str;
+use crate::tera::{get_tera, BASE_CONTEXT};
+use crate::toolset::{ToolRequest, ToolVersion};
+use eyre::{eyre, WrapErr};
+use std::collections::{BTreeMap, HashMap};
+use std::env;
+use std::sync::RwLock;
+
+#[derive(Debug, Default)]
+pub struct ExternalPluginCache {
+    list_bin_paths: RwLock<HashMap<ToolRequest, CacheManager<Vec<String>>>>,
+    exec_env: RwLock<HashMap<ToolRequest, CacheManager<BTreeMap<String, String>>>>,
+}
+
+impl ExternalPluginCache {
+    pub fn list_bin_paths<F>(
+        &self,
+        plugin: &AsdfBackend,
+        tv: &ToolVersion,
+        fetch: F,
+    ) -> eyre::Result<Vec<String>>
+    where
+        F: FnOnce() -> eyre::Result<Vec<String>>,
+    {
+        let mut w = self.list_bin_paths.write().unwrap();
+        let cm = w.entry(tv.request.clone()).or_insert_with(|| {
+            let list_bin_paths_filename = match &plugin.toml.list_bin_paths.cache_key {
+                Some(key) => {
+                    let config = Config::get();
+                    let key = render_cache_key(&config, tv, key);
+                    let filename = format!("{}-$KEY.msgpack.z", key);
+                    tv.cache_path().join("list_bin_paths").join(filename)
+                }
+                None => tv.cache_path().join("list_bin_paths-$KEY.msgpack.z"),
+            };
+            CacheManager::new(list_bin_paths_filename)
+                .with_fresh_file(dirs::DATA.to_path_buf())
+                .with_fresh_file(plugin.plugin_path.clone())
+                .with_fresh_file(tv.install_path())
+        });
+        cm.get_or_try_init(fetch).cloned()
+    }
+
+    pub fn exec_env<F>(
+        &self,
+        config: &Config,
+        plugin: &AsdfBackend,
+        tv: &ToolVersion,
+        fetch: F,
+    ) -> eyre::Result<BTreeMap<String, String>>
+    where
+        F: FnOnce() -> eyre::Result<BTreeMap<String, String>>,
+    {
+        let mut w = self.exec_env.write().unwrap();
+        let cm = w.entry(tv.request.clone()).or_insert_with(|| {
+            let exec_env_filename = match &plugin.toml.exec_env.cache_key {
+                Some(key) => {
+                    let key = render_cache_key(config, tv, key);
+                    let filename = format!("{}-$KEY.msgpack.z", key);
+                    tv.cache_path().join("exec_env").join(filename)
+                }
+                None => tv.cache_path().join("exec_env-$KEY.msgpack.z"),
+            };
+            CacheManager::new(exec_env_filename)
+                .with_fresh_file(dirs::DATA.to_path_buf())
+                .with_fresh_file(plugin.plugin_path.clone())
+                .with_fresh_file(tv.install_path())
+        });
+        cm.get_or_try_init(fetch).cloned()
+    }
+}
+
+fn render_cache_key(config: &Config, tv: &ToolVersion, cache_key: &[String]) -> String {
+    let elements = cache_key
+        .iter()
+        .map(|tmpl| {
+            let s = parse_template(config, tv, tmpl).unwrap();
+            let s = s.trim().to_string();
+            trace!("cache key element: {} -> {}", tmpl.trim(), s);
+            let mut s = hash_to_str(&s);
+            s.truncate(10);
+            s
+        })
+        .collect::<Vec<String>>();
+    elements.join("-")
+}
+
+fn parse_template(config: &Config, tv: &ToolVersion, tmpl: &str) -> eyre::Result<String> {
+    let mut ctx = BASE_CONTEXT.clone();
+    ctx.insert("project_root", &config.project_root);
+    ctx.insert("opts", &tv.request.options());
+    get_tera(
+        config
+            .project_root
+            .as_ref()
+            .or(env::current_dir().as_ref().ok())
+            .map(|p| p.as_path()),
+    )
+    .render_str(tmpl, &ctx)
+    .wrap_err_with(|| eyre!("failed to parse template: {tmpl}"))
+}
diff --git a/src/backend/mod.rs b/src/backend/mod.rs
index 0589929cd..38bd81a0f 100644
--- a/src/backend/mod.rs
+++ b/src/backend/mod.rs
@@ -30,11 +30,13 @@ use self::backend_meta::BackendMeta;
 pub mod asdf;
 pub mod backend_meta;
 pub mod cargo;
+mod external_plugin_cache;
 pub mod go;
 pub mod npm;
 pub mod pipx;
 pub mod spm;
 pub mod ubi;
+pub mod vfox;
 
 pub type ABackend = Arc<dyn Backend>;
 pub type BackendMap = BTreeMap<String, ABackend>;
@@ -63,6 +65,7 @@ pub enum BackendType {
     Pipx,
     Spm,
     Ubi,
+    Vfox,
 }
 
 impl Display for BackendType {
@@ -77,10 +80,18 @@ fn load_tools() -> BackendMap {
     if let Some(backends) = TOOLS.lock().unwrap().as_ref() {
         return backends.clone();
     }
-    let mut tools = CORE_PLUGINS.clone();
-    tools.extend(asdf::AsdfBackend::list().expect("failed to list plugins"));
-    tools.extend(list_installed_backends().expect("failed to list backends"));
+    let mut tools = CORE_PLUGINS
+        .iter()
+        .map(|(_, p)| p.clone())
+        .collect::<Vec<ABackend>>();
     let settings = Settings::get();
+    if settings.asdf {
+        tools.extend(asdf::AsdfBackend::list().expect("failed to list asdf plugins"));
+    }
+    if settings.vfox {
+        tools.extend(vfox::VfoxBackend::list().expect("failed to list vfox plugins"));
+    }
+    tools.extend(list_installed_backends().expect("failed to list backends"));
     tools.retain(|plugin| !settings.disable_tools.contains(plugin.id()));
     let tools: BackendMap = tools
         .into_iter()
@@ -130,6 +141,7 @@ pub fn arg_to_backend(ba: BackendArg) -> ABackend {
         BackendType::Pipx => Arc::new(pipx::PIPXBackend::from_arg(ba)),
         BackendType::Spm => Arc::new(spm::SPMBackend::from_arg(ba)),
         BackendType::Ubi => Arc::new(ubi::UbiBackend::from_arg(ba)),
+        BackendType::Vfox => Arc::new(vfox::VfoxBackend::from_arg(ba)),
     }
 }
 
diff --git a/src/backend/vfox.rs b/src/backend/vfox.rs
new file mode 100644
index 000000000..9de70cb33
--- /dev/null
+++ b/src/backend/vfox.rs
@@ -0,0 +1,173 @@
+use eyre::{eyre, Report};
+use heck::ToKebabCase;
+use rayon::prelude::*;
+use std::collections::BTreeMap;
+use std::env;
+use std::fmt::Debug;
+use std::path::PathBuf;
+use std::sync::{Arc, Mutex, MutexGuard, OnceLock};
+use tokio::runtime::Runtime;
+use url::Url;
+
+use crate::backend::{ABackend, Backend, BackendList, BackendType};
+use crate::cache::CacheManager;
+use crate::cli::args::BackendArg;
+use crate::config::{Config, Settings};
+use crate::git::Git;
+use crate::install_context::InstallContext;
+use crate::toolset::{ToolVersion, Toolset};
+use crate::{dirs, file};
+use vfox::Vfox;
+
+#[derive(Debug)]
+pub struct VfoxBackend {
+    ba: BackendArg,
+    vfox: Vfox,
+    plugin_path: PathBuf,
+    remote_version_cache: CacheManager<Vec<String>>,
+    exec_env_cache: CacheManager<BTreeMap<String, String>>,
+    repo: OnceLock<Mutex<Git>>,
+    pathname: String,
+}
+
+impl Backend for VfoxBackend {
+    fn get_type(&self) -> BackendType {
+        BackendType::Vfox
+    }
+
+    fn fa(&self) -> &BackendArg {
+        &self.ba
+    }
+
+    fn _list_remote_versions(&self) -> eyre::Result<Vec<String>> {
+        self.remote_version_cache
+            .get_or_try_init(|| {
+                let plugin = self.vfox.install_plugin_from_url(&self.get_url()?)?;
+                let versions = self
+                    .runtime()?
+                    .block_on(self.vfox.list_available_versions(&plugin.name))?;
+                Ok(versions
+                    .into_iter()
+                    .rev()
+                    .map(|v| v.version)
+                    .collect::<Vec<String>>())
+            })
+            .cloned()
+    }
+
+    fn install_version_impl(&self, ctx: &InstallContext) -> eyre::Result<()> {
+        let settings = Settings::get();
+        settings.ensure_experimental("vfox backend")?;
+        let plugin = self.vfox.install_plugin_from_url(&self.get_url()?)?;
+        self.runtime()?.block_on(self.vfox.install(
+            &plugin.name,
+            &ctx.tv.version,
+            ctx.tv.install_path(),
+        ))?;
+        Ok(())
+    }
+
+    fn list_bin_paths(&self, tv: &ToolVersion) -> eyre::Result<Vec<PathBuf>> {
+        dbg!(self._exec_env(tv)?);
+        let path = self
+            ._exec_env(tv)?
+            .get("PATH")
+            .cloned()
+            .unwrap_or("bin".to_string());
+        Ok(env::split_paths(&path).collect())
+    }
+
+    fn exec_env(
+        &self,
+        _config: &Config,
+        _ts: &Toolset,
+        tv: &ToolVersion,
+    ) -> eyre::Result<BTreeMap<String, String>> {
+        self._exec_env(tv).cloned()
+    }
+}
+
+fn vfox_to_url(version: &str) -> eyre::Result<Url> {
+    let res = if let Some(caps) = regex!(r#"^([^/]+)/([^/]+)$"#).captures(version) {
+        let user = caps.get(1).unwrap().as_str();
+        let repo = caps.get(2).unwrap().as_str();
+        format!("https://github.com/{user}/{repo}").parse()
+    } else {
+        version.to_string().parse()
+    };
+    res.map_err(|e| eyre!("Invalid version: {}: {}", version, e))
+}
+
+impl VfoxBackend {
+    pub fn list() -> eyre::Result<BackendList> {
+        Ok(file::dir_subdirs(&dirs::PLUGINS)?
+            .into_par_iter()
+            .filter(|name| dirs::PLUGINS.join(name).join("metadata.lua").exists())
+            .map(|name| Arc::new(Self::from_arg(name.into())) as ABackend)
+            .collect())
+    }
+
+    pub fn from_arg(ba: BackendArg) -> Self {
+        let mut vfox = Vfox::new();
+        vfox.plugin_dir = dirs::PLUGINS.to_path_buf();
+        vfox.cache_dir = dirs::CACHE.to_path_buf();
+        vfox.download_dir = dirs::DOWNLOADS.to_path_buf();
+        vfox.install_dir = dirs::INSTALLS.to_path_buf();
+        vfox.temp_dir = env::temp_dir().join("mise-vfox");
+        let pathname = ba.short.to_kebab_case();
+        let plugin_path = dirs::PLUGINS.join(&pathname);
+        Self {
+            remote_version_cache: CacheManager::new(
+                ba.cache_path.join("remote_versions-$KEY.msgpack.z"),
+            )
+            .with_fresh_file(dirs::DATA.to_path_buf())
+            .with_fresh_file(plugin_path.to_path_buf())
+            .with_fresh_file(ba.installs_path.to_path_buf()),
+            exec_env_cache: CacheManager::new(ba.cache_path.join("exec_env-$KEY.msgpack.z"))
+                .with_fresh_file(dirs::DATA.to_path_buf())
+                .with_fresh_file(plugin_path.to_path_buf())
+                .with_fresh_file(ba.installs_path.to_path_buf()),
+            repo: OnceLock::new(),
+            ba,
+            vfox,
+            plugin_path,
+            pathname,
+        }
+    }
+
+    fn runtime(&self) -> eyre::Result<Runtime, Report> {
+        let rt = tokio::runtime::Builder::new_current_thread()
+            .enable_time()
+            .enable_io()
+            .build()?;
+        Ok(rt)
+    }
+
+    fn _exec_env(&self, tv: &ToolVersion) -> eyre::Result<&BTreeMap<String, String>> {
+        self.exec_env_cache.get_or_try_init(|| {
+            Ok(self
+                .runtime()?
+                .block_on(self.vfox.env_keys(&self.pathname, &tv.version))?
+                .into_iter()
+                .map(|envkey| (envkey.key, envkey.value))
+                .collect())
+        })
+    }
+
+    fn get_url(&self) -> eyre::Result<Url> {
+        if let Ok(Some(url)) = self.repo().map(|r| r.get_remote_url()) {
+            return Ok(Url::parse(&url)?);
+        }
+        vfox_to_url(&self.ba.name)
+    }
+
+    fn repo(&self) -> eyre::Result<MutexGuard<Git>> {
+        if let Some(repo) = self.repo.get() {
+            Ok(repo.lock().unwrap())
+        } else {
+            let repo = Mutex::new(Git::new(self.plugin_path.clone()));
+            self.repo.set(repo).unwrap();
+            self.repo()
+        }
+    }
+}
diff --git a/src/cli/args/backend_arg.rs b/src/cli/args/backend_arg.rs
index 70ed21ae0..f59def7da 100644
--- a/src/cli/args/backend_arg.rs
+++ b/src/cli/args/backend_arg.rs
@@ -123,6 +123,7 @@ mod tests {
         let cargo = |s, id, name| t(s, id, name, BackendType::Cargo);
         // let core = |s, id, name| t(s, id, name, BackendType::Core);
         let npm = |s, id, name| t(s, id, name, BackendType::Npm);
+        let vfox = |s, id, name| t(s, id, name, BackendType::Vfox);
 
         asdf("asdf:poetry", "asdf:poetry", "poetry");
         asdf("poetry", "poetry", "poetry");
@@ -131,6 +132,11 @@ mod tests {
         // core("node", "node", "node");
         npm("npm:@antfu/ni", "npm:@antfu/ni", "@antfu/ni");
         npm("npm:prettier", "npm:prettier", "prettier");
+        vfox(
+            "vfox:version-fox/vfox-nodejs",
+            "vfox:version-fox/vfox-nodejs",
+            "version-fox/vfox-nodejs",
+        );
     }
 
     #[test]
@@ -147,5 +153,10 @@ mod tests {
         t("cargo:eza", "cargo-eza");
         t("npm:@antfu/ni", "npm-antfu-ni");
         t("npm:prettier", "npm-prettier");
+        t(
+            "vfox:version-fox/vfox-nodejs",
+            "vfox-version-fox-vfox-nodejs",
+        );
+        t("vfox:version-fox/nodejs", "vfox-version-fox-nodejs");
     }
 }
diff --git a/src/cli/backends/snapshots/mise__cli__backends__ls__tests__backends_list.snap b/src/cli/backends/snapshots/mise__cli__backends__ls__tests__backends_list.snap
index 31f7a741b..5ef5c807b 100644
--- a/src/cli/backends/snapshots/mise__cli__backends__ls__tests__backends_list.snap
+++ b/src/cli/backends/snapshots/mise__cli__backends__ls__tests__backends_list.snap
@@ -9,3 +9,4 @@ npm
 pipx
 spm
 ubi
+vfox
diff --git a/src/cli/doctor.rs b/src/cli/doctor.rs
index c0351f8d6..34079f30d 100644
--- a/src/cli/doctor.rs
+++ b/src/cli/doctor.rs
@@ -189,7 +189,7 @@ impl Doctor {
 
     fn analyze_plugins(&mut self) {
         for plugin in backend::list() {
-            let is_core = CORE_PLUGINS.iter().any(|fg| fg.id() == plugin.id());
+            let is_core = CORE_PLUGINS.contains_key(plugin.id());
             let plugin_type = plugin.get_plugin_type();
 
             if is_core && plugin_type == PluginType::Asdf {
diff --git a/src/cli/plugins/install.rs b/src/cli/plugins/install.rs
index c6584ca4a..6a7cccd1d 100644
--- a/src/cli/plugins/install.rs
+++ b/src/cli/plugins/install.rs
@@ -62,7 +62,7 @@ impl PluginsInstall {
         if git_url.is_some() {
             self.install_one(name, git_url, &mpr)?;
         } else {
-            let is_core = CORE_PLUGINS.iter().any(|p| p.id() == name);
+            let is_core = CORE_PLUGINS.contains_key(&name);
             if is_core {
                 let name = style::eblue(name);
                 bail!("{name} is a core plugin and does not need to be installed");
diff --git a/src/cli/settings/ls.rs b/src/cli/settings/ls.rs
index 188faf50a..4e733023b 100644
--- a/src/cli/settings/ls.rs
+++ b/src/cli/settings/ls.rs
@@ -63,6 +63,7 @@ mod tests {
         all_compile = false
         always_keep_download = true
         always_keep_install = true
+        asdf = true
         asdf_compat = false
         cargo_binstall = true
         color = true
@@ -90,6 +91,7 @@ mod tests {
         raw = false
         trusted_config_paths = []
         verbose = true
+        vfox = false
         yes = true
 
         [status]
@@ -107,6 +109,7 @@ mod tests {
         all_compile
         always_keep_download
         always_keep_install
+        asdf
         asdf_compat
         cargo_binstall
         color
@@ -138,6 +141,7 @@ mod tests {
         status.show_tools
         trusted_config_paths
         verbose
+        vfox
         yes
         "###);
     }
diff --git a/src/cli/settings/set.rs b/src/cli/settings/set.rs
index 8f5dda7a5..60a6253b6 100644
--- a/src/cli/settings/set.rs
+++ b/src/cli/settings/set.rs
@@ -24,6 +24,7 @@ impl SettingsSet {
             "all_compile" => parse_bool(&self.value)?,
             "always_keep_download" => parse_bool(&self.value)?,
             "always_keep_install" => parse_bool(&self.value)?,
+            "asdf" => parse_bool(&self.value)?,
             "asdf_compat" => parse_bool(&self.value)?,
             "cargo_binstall" => parse_bool(&self.value)?,
             "color" => parse_bool(&self.value)?,
@@ -61,6 +62,7 @@ impl SettingsSet {
             "task_output" => self.value.into(),
             "trusted_config_paths" => self.value.split(':').map(|s| s.to_string()).collect(),
             "verbose" => parse_bool(&self.value)?,
+            "vfox" => parse_bool(&self.value)?,
             "yes" => parse_bool(&self.value)?,
             _ => return Err(eyre!("Unknown setting: {}", self.setting)),
         };
@@ -135,6 +137,7 @@ pub mod tests {
         all_compile = false
         always_keep_download = true
         always_keep_install = true
+        asdf = true
         asdf_compat = false
         cargo_binstall = true
         color = true
@@ -162,6 +165,7 @@ pub mod tests {
         raw = false
         trusted_config_paths = []
         verbose = true
+        vfox = false
         yes = true
 
         [status]
diff --git a/src/cli/settings/unset.rs b/src/cli/settings/unset.rs
index eaa51c731..7439a1981 100644
--- a/src/cli/settings/unset.rs
+++ b/src/cli/settings/unset.rs
@@ -54,6 +54,7 @@ mod tests {
         all_compile = false
         always_keep_download = true
         always_keep_install = true
+        asdf = true
         asdf_compat = false
         cargo_binstall = true
         color = true
@@ -81,6 +82,7 @@ mod tests {
         raw = false
         trusted_config_paths = []
         verbose = true
+        vfox = false
         yes = true
 
         [status]
diff --git a/src/cli/snapshots/mise__cli__trust__tests__trust-6.snap b/src/cli/snapshots/mise__cli__trust__tests__trust-6.snap
deleted file mode 100644
index e650db175..000000000
--- a/src/cli/snapshots/mise__cli__trust__tests__trust-6.snap
+++ /dev/null
@@ -1,5 +0,0 @@
----
-source: src/cli/trust.rs
-expression: output
----
-mise untrusted ~/cwd/.test-tool-versions
diff --git a/src/config/settings.rs b/src/config/settings.rs
index bf9cee805..946d3f7fb 100644
--- a/src/config/settings.rs
+++ b/src/config/settings.rs
@@ -30,6 +30,12 @@ pub struct Settings {
     pub always_keep_download: bool,
     #[config(env = "MISE_ALWAYS_KEEP_INSTALL", default = false)]
     pub always_keep_install: bool,
+    #[cfg(asdf)]
+    #[config(env = "MISE_ASDF", default = true)]
+    pub asdf: bool,
+    #[cfg(not(asdf))]
+    #[config(env = "MISE_ASDF", default = false)]
+    pub asdf: bool,
     /// default to asdf-compatible behavior
     /// this means that the global config file will be ~/.tool-versions
     /// also, the default behavior of `mise global` will be --pin
@@ -121,6 +127,12 @@ pub struct Settings {
     pub quiet: bool,
     #[config(env = "MISE_VERBOSE", default = false)]
     pub verbose: bool,
+    #[cfg(vfox)]
+    #[config(env = "MISE_VFOX", default = true)]
+    pub vfox: bool,
+    #[cfg(not(vfox))]
+    #[config(env = "MISE_VFOX", default = false)]
+    pub vfox: bool,
     #[config(env = "MISE_YES", default = false)]
     pub yes: bool,
 
diff --git a/src/main.rs b/src/main.rs
index 0692a2d89..b39b21699 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -76,7 +76,7 @@ fn handle_err(err: Report) -> eyre::Result<()> {
             return Ok(());
         }
     }
-    if cfg!(debug_assertions) || log::max_level() < log::LevelFilter::Debug {
+    if cfg!(not(debug_assertions)) || log::max_level() < log::LevelFilter::Debug {
         display_friendly_err(err);
         exit(1);
     }
diff --git a/src/plugins/core/bun.rs b/src/plugins/core/bun.rs
index 906d60815..d8a528eed 100644
--- a/src/plugins/core/bun.rs
+++ b/src/plugins/core/bun.rs
@@ -24,7 +24,7 @@ pub struct BunPlugin {
 
 impl BunPlugin {
     pub fn new() -> Self {
-        let core = CorePlugin::new("bun".into());
+        let core = CorePlugin::new(BackendArg::new("bun", "bun"));
         Self { core }
     }
 
diff --git a/src/plugins/core/deno.rs b/src/plugins/core/deno.rs
index 487942b31..ec2b45837 100644
--- a/src/plugins/core/deno.rs
+++ b/src/plugins/core/deno.rs
@@ -26,7 +26,7 @@ pub struct DenoPlugin {
 
 impl DenoPlugin {
     pub fn new() -> Self {
-        let core = CorePlugin::new("deno".into());
+        let core = CorePlugin::new(BackendArg::new("deno", "deno"));
         Self { core }
     }
 
diff --git a/src/plugins/core/erlang.rs b/src/plugins/core/erlang.rs
index a0d8db0e7..071a2719c 100644
--- a/src/plugins/core/erlang.rs
+++ b/src/plugins/core/erlang.rs
@@ -22,7 +22,7 @@ const KERL_VERSION: &str = "4.1.1";
 impl ErlangPlugin {
     pub fn new() -> Self {
         Self {
-            core: CorePlugin::new("erlang".into()),
+            core: CorePlugin::new(BackendArg::new("erlang", "erlang")),
         }
     }
 
diff --git a/src/plugins/core/go.rs b/src/plugins/core/go.rs
index 265eddecf..375c6f84f 100644
--- a/src/plugins/core/go.rs
+++ b/src/plugins/core/go.rs
@@ -26,7 +26,7 @@ pub struct GoPlugin {
 impl GoPlugin {
     pub fn new() -> Self {
         Self {
-            core: CorePlugin::new("go".into()),
+            core: CorePlugin::new(BackendArg::new("go", "go")),
         }
     }
 
diff --git a/src/plugins/core/java.rs b/src/plugins/core/java.rs
index d2279e677..690f769da 100644
--- a/src/plugins/core/java.rs
+++ b/src/plugins/core/java.rs
@@ -35,7 +35,7 @@ pub struct JavaPlugin {
 
 impl JavaPlugin {
     pub fn new() -> Self {
-        let core = CorePlugin::new("java".into());
+        let core = CorePlugin::new(BackendArg::new("java", "java"));
         let java_metadata_ga_cache_filename =
             format!("java_metadata_ga_{}_{}-$KEY.msgpack.z", os(), arch());
         let java_metadata_ea_cache_filename =
diff --git a/src/plugins/core/mod.rs b/src/plugins/core/mod.rs
index 877682821..64a59b09e 100644
--- a/src/plugins/core/mod.rs
+++ b/src/plugins/core/mod.rs
@@ -6,7 +6,7 @@ use std::sync::Arc;
 
 pub use python::PythonPlugin;
 
-use crate::backend::{Backend, BackendList};
+use crate::backend::{Backend, BackendMap};
 use crate::cache::CacheManager;
 use crate::cli::args::BackendArg;
 use crate::config::Settings;
@@ -35,7 +35,7 @@ mod python;
 mod ruby;
 mod zig;
 
-pub static CORE_PLUGINS: Lazy<BackendList> = Lazy::new(|| {
+pub static CORE_PLUGINS: Lazy<BackendMap> = Lazy::new(|| {
     let mut plugins: Vec<Arc<dyn Backend>> = vec![
         Arc::new(BunPlugin::new()),
         Arc::new(DenoPlugin::new()),
@@ -51,6 +51,9 @@ pub static CORE_PLUGINS: Lazy<BackendList> = Lazy::new(|| {
         plugins.push(Arc::new(ZigPlugin::new()));
     }
     plugins
+        .into_iter()
+        .map(|p| (p.id().to_string(), p))
+        .collect()
 });
 
 #[derive(Debug)]
@@ -64,7 +67,7 @@ impl CorePlugin {
         let settings = Settings::get();
         CORE_PLUGINS
             .iter()
-            .map(|f| Box::new(CorePlugin::new(f.name().to_string().into())) as Box<dyn Plugin>)
+            .map(|(id, _)| Box::new(CorePlugin::new(id.to_string().into())) as Box<dyn Plugin>)
             .filter(|p| !settings.disable_tools.contains(p.name()))
             .collect()
     }
diff --git a/src/plugins/core/node.rs b/src/plugins/core/node.rs
index 214ac4334..ab00b71ed 100644
--- a/src/plugins/core/node.rs
+++ b/src/plugins/core/node.rs
@@ -27,7 +27,7 @@ pub struct NodePlugin {
 impl NodePlugin {
     pub fn new() -> Self {
         Self {
-            core: CorePlugin::new("node".into()),
+            core: CorePlugin::new(BackendArg::new("node", "node")),
         }
     }
 
diff --git a/src/plugins/core/python.rs b/src/plugins/core/python.rs
index 0a8f395dd..0db8312eb 100644
--- a/src/plugins/core/python.rs
+++ b/src/plugins/core/python.rs
@@ -27,7 +27,7 @@ pub struct PythonPlugin {
 
 impl PythonPlugin {
     pub fn new() -> Self {
-        let core = CorePlugin::new("python".into());
+        let core = CorePlugin::new(BackendArg::new("python", "python"));
         Self {
             precompiled_cache: CacheManager::new(
                 core.fa.cache_path.join("precompiled-$KEY.msgpack.z"),
diff --git a/src/plugins/core/ruby.rs b/src/plugins/core/ruby.rs
index 34e610a26..391d18a81 100644
--- a/src/plugins/core/ruby.rs
+++ b/src/plugins/core/ruby.rs
@@ -29,7 +29,7 @@ pub struct RubyPlugin {
 impl RubyPlugin {
     pub fn new() -> Self {
         Self {
-            core: CorePlugin::new("ruby".into()),
+            core: CorePlugin::new(BackendArg::new("ruby", "ruby")),
         }
     }
 
diff --git a/src/plugins/core/zig.rs b/src/plugins/core/zig.rs
index bfe4afaed..e97e49a3d 100644
--- a/src/plugins/core/zig.rs
+++ b/src/plugins/core/zig.rs
@@ -24,7 +24,7 @@ pub struct ZigPlugin {
 
 impl ZigPlugin {
     pub fn new() -> Self {
-        let core = CorePlugin::new("zig".into());
+        let core = CorePlugin::new(BackendArg::new("zig", "zig"));
         Self { core }
     }
 
diff --git a/src/registry.rs b/src/registry.rs
index 15b767f65..67dc3193f 100644
--- a/src/registry.rs
+++ b/src/registry.rs
@@ -1,6 +1,8 @@
-use std::collections::BTreeMap;
-
+use crate::config::Settings;
+use crate::plugins::core::CORE_PLUGINS;
+use itertools::Itertools;
 use once_cell::sync::Lazy;
+use std::collections::BTreeMap;
 
 const _REGISTRY: &[(&str, &str)] = &[
     ("ubi", "cargo:ubi"),
@@ -8,12 +10,50 @@ const _REGISTRY: &[(&str, &str)] = &[
     // ("elixir", "asdf:mise-plugins/mise-elixir"),
 ];
 
+const _REGISTRY_VFOX: &[(&str, &str)] = &[
+    ("bun", "vfox:ahai-code/vfox-bun"),
+    ("cargo-binstall", "cargo:cargo-binstall"),
+    ("cmake", "vfox:version-fox/vfox-cmake"),
+    ("crystal", "vfox:yanecc/vfox-crystal"),
+    ("dart", "vfox:version-fox/vfox-dart"),
+    ("deno", "vfox:version-fox/vfox-deno"),
+    ("dotnet", "vfox:version-fox/vfox-dotnet"),
+    ("elixir", "vfox:version-fox/vfox-elixir"),
+    ("erlang", "vfox:version-fox/vfox-erlang"),
+    ("etcd", "vfox:version-fox/vfox-etcd"),
+    ("flutter", "vfox:version-fox/vfox-flut"),
+    ("golang", "vfox:version-fox/vfox-golang"),
+    ("gradle", "vfox:version-fox/vfox-gradle"),
+    ("groovy", "vfox:version-fox/vfox-groovy"),
+    ("java", "vfox:version-fox/vfox-java"),
+    ("julia", "vfox:ahai-code/vfox-julia"),
+    ("kotlin", "vfox:version-fox/vfox-kotlin"),
+    ("kubectl", "vfox:ahai-code/vfox-kubectl"),
+    ("maven", "vfox:version-fox/vfox-maven"),
+    ("mongo", "vfox:yeshan333/vfox-mongo"),
+    ("php", "vfox:version-fox/vfox-php"),
+    ("protobuf", "vfox:ahai-code/vfox-protobuf"),
+    ("python", "vfox:version-fox/vfox-python"),
+    ("ruby", "vfox:yanecc/vfox-ruby"),
+    ("scala", "vfox:version-fox/vfox-scala"),
+    ("terraform", "vfox:enochchau/vfox-terraform"),
+    ("ubi", "cargo:ubi"),
+    ("vlang", "vfox:ahai-code/vfox-vlang"),
+    ("zig", "vfox:version-fox/vfox-zig"),
+];
+
 pub static REGISTRY: Lazy<BTreeMap<&str, String>> = Lazy::new(|| {
-    // TODO: make sure core plugins can be overridden with this enabled
-    // let core = CORE_PLUGINS
-    //     .iter()
-    //     .map(|p| (p.name(), format!("core:{}", p.name())));
-    let registry = _REGISTRY.iter().map(|(k, v)| (*k, v.to_string()));
-    registry.collect()
-    // core.chain(registry).collect()
+    let settings = Settings::get();
+
+    let registry = if settings.vfox {
+        _REGISTRY.iter().chain(_REGISTRY_VFOX.iter()).collect_vec()
+    } else {
+        _REGISTRY.iter().collect_vec()
+    };
+
+    registry
+        .into_iter()
+        .filter(|(id, _)| !CORE_PLUGINS.contains_key(*id))
+        .map(|(k, v)| (*k, v.to_string()))
+        .collect()
 });
diff --git a/src/shorthands.rs b/src/shorthands.rs
index 6f8f1e347..28672c698 100644
--- a/src/shorthands.rs
+++ b/src/shorthands.rs
@@ -12,7 +12,7 @@ pub type Shorthands = HashMap<String, String>;
 
 pub fn get_shorthands(settings: &Settings) -> Shorthands {
     let mut shorthands = HashMap::new();
-    if !settings.disable_default_shorthands {
+    if !settings.disable_default_shorthands && settings.asdf {
         shorthands.extend(
             DEFAULT_SHORTHANDS
                 .iter()