diff --git a/.eslintrc.cjs b/.eslintrc.cjs
index 9e0938843..6626150f3 100644
--- a/.eslintrc.cjs
+++ b/.eslintrc.cjs
@@ -7,7 +7,7 @@ module.exports = {
 	parserOptions: {
 		sourceType: 'module'
 	},
-	extends: ['plugin:harmony/latest', 'plugin:yml/standard'],
+	extends: ['plugin:yml/standard'],
 	rules: {
 		'yml/quotes': ['error', { prefer: 'single' }]
 	},
diff --git a/biome.json b/biome.json
index dd5a95601..2c8ea8240 100644
--- a/biome.json
+++ b/biome.json
@@ -14,7 +14,8 @@
       "packages/type-plus/src/types",
       "packages/type-plus/src/type-checker",
       "pages/dist",
-      "*.astro"
+      "*.astro",
+      "package.json"
     ]
   },
   "linter": {
diff --git a/package.json b/package.json
index 3dd688bf9..38315ab12 100644
--- a/package.json
+++ b/package.json
@@ -8,11 +8,15 @@
   "scripts": {
     "build:doc": "typedoc --plugin typedoc-plugin-extras",
     "build": "turbo run build",
+    "check": "biome check .",
     "clean": "turbo run clean",
     "coverage": "turbo run coverage",
     "cs": "changeset",
     "depcheck": "turbo run depcheck",
-    "lint": "biome lint .",
+    "format": "biome format .",
+    "lint": "run-p lint:biome lint:eslint",
+    "lint:biome": "biome lint .",
+    "lint:eslint": "eslint .",
     "nuke:local": "rimraf node_modules",
     "nuke": "turbo run nuke && pnpm nuke:local",
     "p": "pnpm --filter pages",
@@ -29,13 +33,7 @@
     "@changesets/cli": "^2.25.2",
     "@commitlint/cli": "^19.0.0",
     "@commitlint/config-conventional": "^19.0.0",
-    "@typescript-eslint/eslint-plugin": "^7.0.0",
-    "@typescript-eslint/parser": "^7.0.0",
     "eslint": "^8.52.0",
-    "eslint-config-prettier": "^9.0.0",
-    "eslint-import-resolver-typescript": "^3.6.1",
-    "eslint-plugin-harmony": "^7.1.2",
-    "eslint-plugin-import": "^2.28.1",
     "eslint-plugin-yml": "~1.13.0",
     "husky": "^9.0.0",
     "jest": "^29.7.0",
diff --git a/packages/kind/src/index.ts b/packages/kind/src/index.ts
index 305c6df03..4f9236eae 100644
--- a/packages/kind/src/index.ts
+++ b/packages/kind/src/index.ts
@@ -1,2 +1,2 @@
 export type * from './fn.js'
-export type * from './id.js'
\ No newline at end of file
+export type * from './id.js'
diff --git a/packages/type-plus/.eslintrc.json b/packages/type-plus/.eslintrc.json
deleted file mode 100644
index 4990b0d0b..000000000
--- a/packages/type-plus/.eslintrc.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "env": {
-    "jest": true
-  },
-  "ignorePatterns": [
-    "cjs",
-    "esm",
-    "node_modules",
-    "src/type-checker",
-    "src/types",
-    "tslib"
-  ],
-  "overrides": [
-    {
-      "extends": [
-        "plugin:harmony/ts-recommended",
-        "plugin:import/recommended",
-        "plugin:import/typescript"
-      ],
-      "settings": {
-        "import/resolver": {
-          "typescript": true
-        }
-      },
-      "files": [
-        "*.ts",
-        "*.tsx"
-      ],
-      "plugins": [
-        "import"
-      ],
-      "rules": {
-        "@typescript-eslint/ban-types": "off",
-        "@typescript-eslint/no-unused-vars": "off",
-        "no-use-before-define": "off",
-        "brace-style": [
-          "error",
-          "1tbs"
-        ],
-        "harmony/ts-member-delimiter-style": [
-          "error",
-          {
-            "multiline": {
-              "delimiter": "comma"
-            },
-            "singleline": {
-              "delimiter": "comma"
-            }
-          }
-        ],
-        "import/export": "off"
-      }
-    }
-  ]
-}
\ No newline at end of file
diff --git a/packages/type-plus/jest.config.mjs b/packages/type-plus/jest.config.mjs
index 94c8ee002..d70cb7c94 100644
--- a/packages/type-plus/jest.config.mjs
+++ b/packages/type-plus/jest.config.mjs
@@ -2,5 +2,5 @@
 export default {
 	preset: '@repobuddy/jest/presets/ts-esm-watch',
 	modulePathIgnorePatterns: ['<rootDir>/src/types', '<rootDir>/src/type-checker'],
-	roots: ['<rootDir>/src'],
+	roots: ['<rootDir>/src']
 }
diff --git a/packages/type-plus/package.json b/packages/type-plus/package.json
index 094470eec..9e0e0ddb8 100644
--- a/packages/type-plus/package.json
+++ b/packages/type-plus/package.json
@@ -60,6 +60,7 @@
     "clean": "rimraf cjs coverage esm lib libm tslib --glob *.tsbuildinfo",
     "coverage": "cross-env NODE_OPTIONS=--experimental-vm-modules NODE_NO_WARNINGS=1 jest --coverage",
     "depcheck": "depcheck",
+    "lint": "pnpm -w biome lint packages/type-plus",
     "nuke": "pnpm clean && rimraf node_modules",
     "size": "size-limit",
     "test": "cross-env NODE_OPTIONS=--experimental-vm-modules NODE_NO_WARNINGS=1 jest",