diff --git a/1.18/alpine3.16/Dockerfile b/1.18/alpine3.16/Dockerfile
deleted file mode 100644
index 1d91636f..00000000
--- a/1.18/alpine3.16/Dockerfile
+++ /dev/null
@@ -1,107 +0,0 @@
-#
-# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
-#
-# PLEASE DO NOT EDIT IT DIRECTLY.
-#
-
-FROM alpine:3.16
-
-RUN apk add --no-cache ca-certificates
-
-ENV PATH /usr/local/go/bin:$PATH
-
-ENV GOLANG_VERSION 1.18.10
-
-RUN set -eux; \
-	apk add --no-cache --virtual .fetch-deps gnupg; \
-	arch="$(apk --print-arch)"; \
-	url=; \
-	case "$arch" in \
-		'x86_64') \
-			export GOAMD64='v1' GOARCH='amd64' GOOS='linux'; \
-			;; \
-		'armhf') \
-			export GOARCH='arm' GOARM='6' GOOS='linux'; \
-			;; \
-		'armv7') \
-			export GOARCH='arm' GOARM='7' GOOS='linux'; \
-			;; \
-		'aarch64') \
-			export GOARCH='arm64' GOOS='linux'; \
-			;; \
-		'x86') \
-			export GO386='softfloat' GOARCH='386' GOOS='linux'; \
-			;; \
-		'ppc64le') \
-			export GOARCH='ppc64le' GOOS='linux'; \
-			;; \
-		's390x') \
-			export GOARCH='s390x' GOOS='linux'; \
-			;; \
-		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
-	esac; \
-	build=; \
-	if [ -z "$url" ]; then \
-# https://github.com/golang/go/issues/38536#issuecomment-616897960
-		build=1; \
-		url='https://dl.google.com/go/go1.18.10.src.tar.gz'; \
-		sha256='9cedcca58845df0c9474ae00274c44a95c9dfaefb132fc59921c28c7c106f8e6'; \
-# the precompiled binaries published by Go upstream are not compatible with Alpine, so we always build from source here 😅
-	fi; \
-	\
-	wget -O go.tgz.asc "$url.asc"; \
-	wget -O go.tgz "$url"; \
-	echo "$sha256 *go.tgz" | sha256sum -c -; \
-	\
-# https://github.com/golang/go/issues/14739#issuecomment-324767697
-	GNUPGHOME="$(mktemp -d)"; export GNUPGHOME; \
-# https://www.google.com/linuxrepositories/
-	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 'EB4C 1BFD 4F04 2F6D DDCC  EC91 7721 F63B D38B 4796'; \
-# let's also fetch the specific subkey of that key explicitly that we expect "go.tgz.asc" to be signed by, just to make sure we definitely have it
-	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys '2F52 8D36 D67B 69ED F998  D857 78BD 6547 3CB3 BD13'; \
-	gpg --batch --verify go.tgz.asc go.tgz; \
-	gpgconf --kill all; \
-	rm -rf "$GNUPGHOME" go.tgz.asc; \
-	\
-	tar -C /usr/local -xzf go.tgz; \
-	rm go.tgz; \
-	\
-	if [ -n "$build" ]; then \
-		apk add --no-cache --virtual .build-deps \
-			bash \
-			gcc \
-			go \
-			musl-dev \
-		; \
-		\
-		export GOCACHE='/tmp/gocache'; \
-		\
-		( \
-			cd /usr/local/go/src; \
-# set GOROOT_BOOTSTRAP + GOHOST* such that we can build Go successfully
-			export GOROOT_BOOTSTRAP="$(go env GOROOT)" GOHOSTOS="$GOOS" GOHOSTARCH="$GOARCH"; \
-			./make.bash; \
-		); \
-		\
-		apk del --no-network .build-deps; \
-		\
-# remove a few intermediate / bootstrapping files the official binary release tarballs do not contain
-		rm -rf \
-			/usr/local/go/pkg/*/cmd \
-			/usr/local/go/pkg/bootstrap \
-			/usr/local/go/pkg/obj \
-			/usr/local/go/pkg/tool/*/api \
-			/usr/local/go/pkg/tool/*/go_bootstrap \
-			/usr/local/go/src/cmd/dist/dist \
-			"$GOCACHE" \
-		; \
-	fi; \
-	\
-	apk del --no-network .fetch-deps; \
-	\
-	go version
-
-ENV GOPATH /go
-ENV PATH $GOPATH/bin:$PATH
-RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
-WORKDIR $GOPATH
diff --git a/1.18/alpine3.17/Dockerfile b/1.18/alpine3.17/Dockerfile
deleted file mode 100644
index 49fcfff9..00000000
--- a/1.18/alpine3.17/Dockerfile
+++ /dev/null
@@ -1,107 +0,0 @@
-#
-# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
-#
-# PLEASE DO NOT EDIT IT DIRECTLY.
-#
-
-FROM alpine:3.17
-
-RUN apk add --no-cache ca-certificates
-
-ENV PATH /usr/local/go/bin:$PATH
-
-ENV GOLANG_VERSION 1.18.10
-
-RUN set -eux; \
-	apk add --no-cache --virtual .fetch-deps gnupg; \
-	arch="$(apk --print-arch)"; \
-	url=; \
-	case "$arch" in \
-		'x86_64') \
-			export GOAMD64='v1' GOARCH='amd64' GOOS='linux'; \
-			;; \
-		'armhf') \
-			export GOARCH='arm' GOARM='6' GOOS='linux'; \
-			;; \
-		'armv7') \
-			export GOARCH='arm' GOARM='7' GOOS='linux'; \
-			;; \
-		'aarch64') \
-			export GOARCH='arm64' GOOS='linux'; \
-			;; \
-		'x86') \
-			export GO386='softfloat' GOARCH='386' GOOS='linux'; \
-			;; \
-		'ppc64le') \
-			export GOARCH='ppc64le' GOOS='linux'; \
-			;; \
-		's390x') \
-			export GOARCH='s390x' GOOS='linux'; \
-			;; \
-		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
-	esac; \
-	build=; \
-	if [ -z "$url" ]; then \
-# https://github.com/golang/go/issues/38536#issuecomment-616897960
-		build=1; \
-		url='https://dl.google.com/go/go1.18.10.src.tar.gz'; \
-		sha256='9cedcca58845df0c9474ae00274c44a95c9dfaefb132fc59921c28c7c106f8e6'; \
-# the precompiled binaries published by Go upstream are not compatible with Alpine, so we always build from source here 😅
-	fi; \
-	\
-	wget -O go.tgz.asc "$url.asc"; \
-	wget -O go.tgz "$url"; \
-	echo "$sha256 *go.tgz" | sha256sum -c -; \
-	\
-# https://github.com/golang/go/issues/14739#issuecomment-324767697
-	GNUPGHOME="$(mktemp -d)"; export GNUPGHOME; \
-# https://www.google.com/linuxrepositories/
-	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 'EB4C 1BFD 4F04 2F6D DDCC  EC91 7721 F63B D38B 4796'; \
-# let's also fetch the specific subkey of that key explicitly that we expect "go.tgz.asc" to be signed by, just to make sure we definitely have it
-	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys '2F52 8D36 D67B 69ED F998  D857 78BD 6547 3CB3 BD13'; \
-	gpg --batch --verify go.tgz.asc go.tgz; \
-	gpgconf --kill all; \
-	rm -rf "$GNUPGHOME" go.tgz.asc; \
-	\
-	tar -C /usr/local -xzf go.tgz; \
-	rm go.tgz; \
-	\
-	if [ -n "$build" ]; then \
-		apk add --no-cache --virtual .build-deps \
-			bash \
-			gcc \
-			go \
-			musl-dev \
-		; \
-		\
-		export GOCACHE='/tmp/gocache'; \
-		\
-		( \
-			cd /usr/local/go/src; \
-# set GOROOT_BOOTSTRAP + GOHOST* such that we can build Go successfully
-			export GOROOT_BOOTSTRAP="$(go env GOROOT)" GOHOSTOS="$GOOS" GOHOSTARCH="$GOARCH"; \
-			./make.bash; \
-		); \
-		\
-		apk del --no-network .build-deps; \
-		\
-# remove a few intermediate / bootstrapping files the official binary release tarballs do not contain
-		rm -rf \
-			/usr/local/go/pkg/*/cmd \
-			/usr/local/go/pkg/bootstrap \
-			/usr/local/go/pkg/obj \
-			/usr/local/go/pkg/tool/*/api \
-			/usr/local/go/pkg/tool/*/go_bootstrap \
-			/usr/local/go/src/cmd/dist/dist \
-			"$GOCACHE" \
-		; \
-	fi; \
-	\
-	apk del --no-network .fetch-deps; \
-	\
-	go version
-
-ENV GOPATH /go
-ENV PATH $GOPATH/bin:$PATH
-RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
-WORKDIR $GOPATH
diff --git a/1.18/bullseye/Dockerfile b/1.18/bullseye/Dockerfile
deleted file mode 100644
index a90d1206..00000000
--- a/1.18/bullseye/Dockerfile
+++ /dev/null
@@ -1,125 +0,0 @@
-#
-# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
-#
-# PLEASE DO NOT EDIT IT DIRECTLY.
-#
-
-FROM buildpack-deps:bullseye-scm
-
-# install cgo-related dependencies
-RUN set -eux; \
-	apt-get update; \
-	apt-get install -y --no-install-recommends \
-		g++ \
-		gcc \
-		libc6-dev \
-		make \
-		pkg-config \
-	; \
-	rm -rf /var/lib/apt/lists/*
-
-ENV PATH /usr/local/go/bin:$PATH
-
-ENV GOLANG_VERSION 1.18.10
-
-RUN set -eux; \
-	arch="$(dpkg --print-architecture)"; arch="${arch##*-}"; \
-	url=; \
-	case "$arch" in \
-		'amd64') \
-			url='https://dl.google.com/go/go1.18.10.linux-amd64.tar.gz'; \
-			sha256='5e05400e4c79ef5394424c0eff5b9141cb782da25f64f79d54c98af0a37f8d49'; \
-			;; \
-		'armel') \
-			export GOARCH='arm' GOARM='5' GOOS='linux'; \
-			;; \
-		'armhf') \
-			url='https://dl.google.com/go/go1.18.10.linux-armv6l.tar.gz'; \
-			sha256='e9f2f2361364c04a8f0d12228e4c5c2b870f4d1639ca92031c4013a95aa205be'; \
-			;; \
-		'arm64') \
-			url='https://dl.google.com/go/go1.18.10.linux-arm64.tar.gz'; \
-			sha256='160497c583d4c7cbc1661230e68b758d01f741cf4bece67e48edc4fdd40ed92d'; \
-			;; \
-		'i386') \
-			url='https://dl.google.com/go/go1.18.10.linux-386.tar.gz'; \
-			sha256='9249551992c9518ec8ce6690d32206f12ed9122e360407f7e7ab9a6adc627a9b'; \
-			;; \
-		'mips64el') \
-			export GOARCH='mips64le' GOOS='linux'; \
-			;; \
-		'ppc64el') \
-			url='https://dl.google.com/go/go1.18.10.linux-ppc64le.tar.gz'; \
-			sha256='761014290febf0e10dfeba44ec551792dad32270a11debee8ed4f30c5f3c760d'; \
-			;; \
-		's390x') \
-			url='https://dl.google.com/go/go1.18.10.linux-s390x.tar.gz'; \
-			sha256='9755ab0460a04b535e513fac84db2e1ae6a197d66d3a097e14aed3b3114df85d'; \
-			;; \
-		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
-	esac; \
-	build=; \
-	if [ -z "$url" ]; then \
-# https://github.com/golang/go/issues/38536#issuecomment-616897960
-		build=1; \
-		url='https://dl.google.com/go/go1.18.10.src.tar.gz'; \
-		sha256='9cedcca58845df0c9474ae00274c44a95c9dfaefb132fc59921c28c7c106f8e6'; \
-		echo >&2; \
-		echo >&2 "warning: current architecture ($arch) does not have a compatible Go binary release; will be building from source"; \
-		echo >&2; \
-	fi; \
-	\
-	wget -O go.tgz.asc "$url.asc"; \
-	wget -O go.tgz "$url" --progress=dot:giga; \
-	echo "$sha256 *go.tgz" | sha256sum -c -; \
-	\
-# https://github.com/golang/go/issues/14739#issuecomment-324767697
-	GNUPGHOME="$(mktemp -d)"; export GNUPGHOME; \
-# https://www.google.com/linuxrepositories/
-	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 'EB4C 1BFD 4F04 2F6D DDCC  EC91 7721 F63B D38B 4796'; \
-# let's also fetch the specific subkey of that key explicitly that we expect "go.tgz.asc" to be signed by, just to make sure we definitely have it
-	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys '2F52 8D36 D67B 69ED F998  D857 78BD 6547 3CB3 BD13'; \
-	gpg --batch --verify go.tgz.asc go.tgz; \
-	gpgconf --kill all; \
-	rm -rf "$GNUPGHOME" go.tgz.asc; \
-	\
-	tar -C /usr/local -xzf go.tgz; \
-	rm go.tgz; \
-	\
-	if [ -n "$build" ]; then \
-		savedAptMark="$(apt-mark showmanual)"; \
-		apt-get update; \
-		apt-get install -y --no-install-recommends golang-go; \
-		\
-		export GOCACHE='/tmp/gocache'; \
-		\
-		( \
-			cd /usr/local/go/src; \
-# set GOROOT_BOOTSTRAP + GOHOST* such that we can build Go successfully
-			export GOROOT_BOOTSTRAP="$(go env GOROOT)" GOHOSTOS="$GOOS" GOHOSTARCH="$GOARCH"; \
-			./make.bash; \
-		); \
-		\
-		apt-mark auto '.*' > /dev/null; \
-		apt-mark manual $savedAptMark > /dev/null; \
-		apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; \
-		rm -rf /var/lib/apt/lists/*; \
-		\
-# remove a few intermediate / bootstrapping files the official binary release tarballs do not contain
-		rm -rf \
-			/usr/local/go/pkg/*/cmd \
-			/usr/local/go/pkg/bootstrap \
-			/usr/local/go/pkg/obj \
-			/usr/local/go/pkg/tool/*/api \
-			/usr/local/go/pkg/tool/*/go_bootstrap \
-			/usr/local/go/src/cmd/dist/dist \
-			"$GOCACHE" \
-		; \
-	fi; \
-	\
-	go version
-
-ENV GOPATH /go
-ENV PATH $GOPATH/bin:$PATH
-RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
-WORKDIR $GOPATH
diff --git a/1.18/buster/Dockerfile b/1.18/buster/Dockerfile
deleted file mode 100644
index 685173a0..00000000
--- a/1.18/buster/Dockerfile
+++ /dev/null
@@ -1,125 +0,0 @@
-#
-# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
-#
-# PLEASE DO NOT EDIT IT DIRECTLY.
-#
-
-FROM buildpack-deps:buster-scm
-
-# install cgo-related dependencies
-RUN set -eux; \
-	apt-get update; \
-	apt-get install -y --no-install-recommends \
-		g++ \
-		gcc \
-		libc6-dev \
-		make \
-		pkg-config \
-	; \
-	rm -rf /var/lib/apt/lists/*
-
-ENV PATH /usr/local/go/bin:$PATH
-
-ENV GOLANG_VERSION 1.18.10
-
-RUN set -eux; \
-	arch="$(dpkg --print-architecture)"; arch="${arch##*-}"; \
-	url=; \
-	case "$arch" in \
-		'amd64') \
-			url='https://dl.google.com/go/go1.18.10.linux-amd64.tar.gz'; \
-			sha256='5e05400e4c79ef5394424c0eff5b9141cb782da25f64f79d54c98af0a37f8d49'; \
-			;; \
-		'armel') \
-			export GOARCH='arm' GOARM='5' GOOS='linux'; \
-			;; \
-		'armhf') \
-			url='https://dl.google.com/go/go1.18.10.linux-armv6l.tar.gz'; \
-			sha256='e9f2f2361364c04a8f0d12228e4c5c2b870f4d1639ca92031c4013a95aa205be'; \
-			;; \
-		'arm64') \
-			url='https://dl.google.com/go/go1.18.10.linux-arm64.tar.gz'; \
-			sha256='160497c583d4c7cbc1661230e68b758d01f741cf4bece67e48edc4fdd40ed92d'; \
-			;; \
-		'i386') \
-			url='https://dl.google.com/go/go1.18.10.linux-386.tar.gz'; \
-			sha256='9249551992c9518ec8ce6690d32206f12ed9122e360407f7e7ab9a6adc627a9b'; \
-			;; \
-		'mips64el') \
-			export GOARCH='mips64le' GOOS='linux'; \
-			;; \
-		'ppc64el') \
-			url='https://dl.google.com/go/go1.18.10.linux-ppc64le.tar.gz'; \
-			sha256='761014290febf0e10dfeba44ec551792dad32270a11debee8ed4f30c5f3c760d'; \
-			;; \
-		's390x') \
-			url='https://dl.google.com/go/go1.18.10.linux-s390x.tar.gz'; \
-			sha256='9755ab0460a04b535e513fac84db2e1ae6a197d66d3a097e14aed3b3114df85d'; \
-			;; \
-		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
-	esac; \
-	build=; \
-	if [ -z "$url" ]; then \
-# https://github.com/golang/go/issues/38536#issuecomment-616897960
-		build=1; \
-		url='https://dl.google.com/go/go1.18.10.src.tar.gz'; \
-		sha256='9cedcca58845df0c9474ae00274c44a95c9dfaefb132fc59921c28c7c106f8e6'; \
-		echo >&2; \
-		echo >&2 "warning: current architecture ($arch) does not have a compatible Go binary release; will be building from source"; \
-		echo >&2; \
-	fi; \
-	\
-	wget -O go.tgz.asc "$url.asc"; \
-	wget -O go.tgz "$url" --progress=dot:giga; \
-	echo "$sha256 *go.tgz" | sha256sum -c -; \
-	\
-# https://github.com/golang/go/issues/14739#issuecomment-324767697
-	GNUPGHOME="$(mktemp -d)"; export GNUPGHOME; \
-# https://www.google.com/linuxrepositories/
-	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 'EB4C 1BFD 4F04 2F6D DDCC  EC91 7721 F63B D38B 4796'; \
-# let's also fetch the specific subkey of that key explicitly that we expect "go.tgz.asc" to be signed by, just to make sure we definitely have it
-	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys '2F52 8D36 D67B 69ED F998  D857 78BD 6547 3CB3 BD13'; \
-	gpg --batch --verify go.tgz.asc go.tgz; \
-	gpgconf --kill all; \
-	rm -rf "$GNUPGHOME" go.tgz.asc; \
-	\
-	tar -C /usr/local -xzf go.tgz; \
-	rm go.tgz; \
-	\
-	if [ -n "$build" ]; then \
-		savedAptMark="$(apt-mark showmanual)"; \
-		apt-get update; \
-		apt-get install -y --no-install-recommends golang-go; \
-		\
-		export GOCACHE='/tmp/gocache'; \
-		\
-		( \
-			cd /usr/local/go/src; \
-# set GOROOT_BOOTSTRAP + GOHOST* such that we can build Go successfully
-			export GOROOT_BOOTSTRAP="$(go env GOROOT)" GOHOSTOS="$GOOS" GOHOSTARCH="$GOARCH"; \
-			./make.bash; \
-		); \
-		\
-		apt-mark auto '.*' > /dev/null; \
-		apt-mark manual $savedAptMark > /dev/null; \
-		apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; \
-		rm -rf /var/lib/apt/lists/*; \
-		\
-# remove a few intermediate / bootstrapping files the official binary release tarballs do not contain
-		rm -rf \
-			/usr/local/go/pkg/*/cmd \
-			/usr/local/go/pkg/bootstrap \
-			/usr/local/go/pkg/obj \
-			/usr/local/go/pkg/tool/*/api \
-			/usr/local/go/pkg/tool/*/go_bootstrap \
-			/usr/local/go/src/cmd/dist/dist \
-			"$GOCACHE" \
-		; \
-	fi; \
-	\
-	go version
-
-ENV GOPATH /go
-ENV PATH $GOPATH/bin:$PATH
-RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
-WORKDIR $GOPATH
diff --git a/1.18/windows/windowsservercore-1809/Dockerfile b/1.18/windows/windowsservercore-1809/Dockerfile
deleted file mode 100644
index 1a8053bb..00000000
--- a/1.18/windows/windowsservercore-1809/Dockerfile
+++ /dev/null
@@ -1,84 +0,0 @@
-#
-# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
-#
-# PLEASE DO NOT EDIT IT DIRECTLY.
-#
-
-FROM mcr.microsoft.com/windows/servercore:1809
-
-# $ProgressPreference: https://github.com/PowerShell/PowerShell/issues/2138#issuecomment-251261324
-SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
-
-# install MinGit (especially for "go get")
-# https://blogs.msdn.microsoft.com/visualstudioalm/2016/09/03/whats-new-in-git-for-windows-2-10/
-# "Essentially, it is a Git for Windows that was stripped down as much as possible without sacrificing the functionality in which 3rd-party software may be interested."
-# "It currently requires only ~45MB on disk."
-ENV GIT_VERSION 2.23.0
-ENV GIT_TAG v${GIT_VERSION}.windows.1
-ENV GIT_DOWNLOAD_URL https://github.com/git-for-windows/git/releases/download/${GIT_TAG}/MinGit-${GIT_VERSION}-64-bit.zip
-ENV GIT_DOWNLOAD_SHA256 8f65208f92c0b4c3ae4c0cf02d4b5f6791d539cd1a07b2df62b7116467724735
-# steps inspired by "chcolateyInstall.ps1" from "git.install" (https://chocolatey.org/packages/git.install)
-RUN Write-Host ('Downloading {0} ...' -f $env:GIT_DOWNLOAD_URL); \
-	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
-	Invoke-WebRequest -Uri $env:GIT_DOWNLOAD_URL -OutFile 'git.zip'; \
-	\
-	Write-Host ('Verifying sha256 ({0}) ...' -f $env:GIT_DOWNLOAD_SHA256); \
-	if ((Get-FileHash git.zip -Algorithm sha256).Hash -ne $env:GIT_DOWNLOAD_SHA256) { \
-		Write-Host 'FAILED!'; \
-		exit 1; \
-	}; \
-	\
-	Write-Host 'Expanding ...'; \
-	Expand-Archive -Path git.zip -DestinationPath C:\git\.; \
-	\
-	Write-Host 'Removing ...'; \
-	Remove-Item git.zip -Force; \
-	\
-	Write-Host 'Updating PATH ...'; \
-	$env:PATH = 'C:\git\cmd;C:\git\mingw64\bin;C:\git\usr\bin;' + $env:PATH; \
-	[Environment]::SetEnvironmentVariable('PATH', $env:PATH, [EnvironmentVariableTarget]::Machine); \
-	\
-	Write-Host 'Verifying install ("git version") ...'; \
-	git version; \
-	\
-	Write-Host 'Complete.';
-
-# for 1.17+, we'll follow the (new) Go upstream default for install (https://golang.org/cl/283600), which frees up C:\go to be the default GOPATH and thus match the Linux images more closely (https://github.com/docker-library/golang/issues/288)
-ENV GOPATH C:\\go
-# HOWEVER, please note that it is the Go upstream intention to remove GOPATH support entirely: https://blog.golang.org/go116-module-changes
-
-# PATH isn't actually set in the Docker image, so we have to set it from within the container
-RUN $newPath = ('{0}\bin;C:\Program Files\Go\bin;{1}' -f $env:GOPATH, $env:PATH); \
-	Write-Host ('Updating PATH: {0}' -f $newPath); \
-	[Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine);
-# doing this first to share cache across versions more aggressively
-
-ENV GOLANG_VERSION 1.18.10
-
-RUN $url = 'https://dl.google.com/go/go1.18.10.windows-amd64.zip'; \
-	Write-Host ('Downloading {0} ...' -f $url); \
-	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
-	Invoke-WebRequest -Uri $url -OutFile 'go.zip'; \
-	\
-	$sha256 = 'caf3fcc9d39371fc45ad46afad7f6d12b42433c7d7ac593ada6351cd39ee217d'; \
-	Write-Host ('Verifying sha256 ({0}) ...' -f $sha256); \
-	if ((Get-FileHash go.zip -Algorithm sha256).Hash -ne $sha256) { \
-		Write-Host 'FAILED!'; \
-		exit 1; \
-	}; \
-	\
-	Write-Host 'Expanding ...'; \
-	Expand-Archive go.zip -DestinationPath C:\; \
-	\
-	Write-Host 'Moving ...'; \
-	Move-Item -Path C:\go -Destination 'C:\Program Files\Go'; \
-	\
-	Write-Host 'Removing ...'; \
-	Remove-Item go.zip -Force; \
-	\
-	Write-Host 'Verifying install ("go version") ...'; \
-	go version; \
-	\
-	Write-Host 'Complete.';
-
-WORKDIR $GOPATH
diff --git a/1.18/windows/windowsservercore-ltsc2022/Dockerfile b/1.18/windows/windowsservercore-ltsc2022/Dockerfile
deleted file mode 100644
index b525e1bd..00000000
--- a/1.18/windows/windowsservercore-ltsc2022/Dockerfile
+++ /dev/null
@@ -1,84 +0,0 @@
-#
-# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
-#
-# PLEASE DO NOT EDIT IT DIRECTLY.
-#
-
-FROM mcr.microsoft.com/windows/servercore:ltsc2022
-
-# $ProgressPreference: https://github.com/PowerShell/PowerShell/issues/2138#issuecomment-251261324
-SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
-
-# install MinGit (especially for "go get")
-# https://blogs.msdn.microsoft.com/visualstudioalm/2016/09/03/whats-new-in-git-for-windows-2-10/
-# "Essentially, it is a Git for Windows that was stripped down as much as possible without sacrificing the functionality in which 3rd-party software may be interested."
-# "It currently requires only ~45MB on disk."
-ENV GIT_VERSION 2.23.0
-ENV GIT_TAG v${GIT_VERSION}.windows.1
-ENV GIT_DOWNLOAD_URL https://github.com/git-for-windows/git/releases/download/${GIT_TAG}/MinGit-${GIT_VERSION}-64-bit.zip
-ENV GIT_DOWNLOAD_SHA256 8f65208f92c0b4c3ae4c0cf02d4b5f6791d539cd1a07b2df62b7116467724735
-# steps inspired by "chcolateyInstall.ps1" from "git.install" (https://chocolatey.org/packages/git.install)
-RUN Write-Host ('Downloading {0} ...' -f $env:GIT_DOWNLOAD_URL); \
-	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
-	Invoke-WebRequest -Uri $env:GIT_DOWNLOAD_URL -OutFile 'git.zip'; \
-	\
-	Write-Host ('Verifying sha256 ({0}) ...' -f $env:GIT_DOWNLOAD_SHA256); \
-	if ((Get-FileHash git.zip -Algorithm sha256).Hash -ne $env:GIT_DOWNLOAD_SHA256) { \
-		Write-Host 'FAILED!'; \
-		exit 1; \
-	}; \
-	\
-	Write-Host 'Expanding ...'; \
-	Expand-Archive -Path git.zip -DestinationPath C:\git\.; \
-	\
-	Write-Host 'Removing ...'; \
-	Remove-Item git.zip -Force; \
-	\
-	Write-Host 'Updating PATH ...'; \
-	$env:PATH = 'C:\git\cmd;C:\git\mingw64\bin;C:\git\usr\bin;' + $env:PATH; \
-	[Environment]::SetEnvironmentVariable('PATH', $env:PATH, [EnvironmentVariableTarget]::Machine); \
-	\
-	Write-Host 'Verifying install ("git version") ...'; \
-	git version; \
-	\
-	Write-Host 'Complete.';
-
-# for 1.17+, we'll follow the (new) Go upstream default for install (https://golang.org/cl/283600), which frees up C:\go to be the default GOPATH and thus match the Linux images more closely (https://github.com/docker-library/golang/issues/288)
-ENV GOPATH C:\\go
-# HOWEVER, please note that it is the Go upstream intention to remove GOPATH support entirely: https://blog.golang.org/go116-module-changes
-
-# PATH isn't actually set in the Docker image, so we have to set it from within the container
-RUN $newPath = ('{0}\bin;C:\Program Files\Go\bin;{1}' -f $env:GOPATH, $env:PATH); \
-	Write-Host ('Updating PATH: {0}' -f $newPath); \
-	[Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine);
-# doing this first to share cache across versions more aggressively
-
-ENV GOLANG_VERSION 1.18.10
-
-RUN $url = 'https://dl.google.com/go/go1.18.10.windows-amd64.zip'; \
-	Write-Host ('Downloading {0} ...' -f $url); \
-	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
-	Invoke-WebRequest -Uri $url -OutFile 'go.zip'; \
-	\
-	$sha256 = 'caf3fcc9d39371fc45ad46afad7f6d12b42433c7d7ac593ada6351cd39ee217d'; \
-	Write-Host ('Verifying sha256 ({0}) ...' -f $sha256); \
-	if ((Get-FileHash go.zip -Algorithm sha256).Hash -ne $sha256) { \
-		Write-Host 'FAILED!'; \
-		exit 1; \
-	}; \
-	\
-	Write-Host 'Expanding ...'; \
-	Expand-Archive go.zip -DestinationPath C:\; \
-	\
-	Write-Host 'Moving ...'; \
-	Move-Item -Path C:\go -Destination 'C:\Program Files\Go'; \
-	\
-	Write-Host 'Removing ...'; \
-	Remove-Item go.zip -Force; \
-	\
-	Write-Host 'Verifying install ("go version") ...'; \
-	go version; \
-	\
-	Write-Host 'Complete.';
-
-WORKDIR $GOPATH
diff --git a/1.20-rc/windows/nanoserver-1809/Dockerfile b/1.20-rc/windows/nanoserver-1809/Dockerfile
deleted file mode 100644
index 31081ac0..00000000
--- a/1.20-rc/windows/nanoserver-1809/Dockerfile
+++ /dev/null
@@ -1,30 +0,0 @@
-#
-# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
-#
-# PLEASE DO NOT EDIT IT DIRECTLY.
-#
-
-FROM mcr.microsoft.com/windows/nanoserver:1809
-
-SHELL ["cmd", "/S", "/C"]
-
-# no Git installed (intentionally)
-#  -- Nano Server is "Windows Slim"
-
-# for 1.17+, we'll follow the (new) Go upstream default for install (https://golang.org/cl/283600), which frees up C:\go to be the default GOPATH and thus match the Linux images more closely (https://github.com/docker-library/golang/issues/288)
-ENV GOPATH C:\\go
-# HOWEVER, please note that it is the Go upstream intention to remove GOPATH support entirely: https://blog.golang.org/go116-module-changes
-
-# PATH isn't actually set in the Docker image, so we have to set it from within the container
-USER ContainerAdministrator
-RUN setx /m PATH "%GOPATH%\bin;C:\Program Files\Go\bin;%PATH%"
-USER ContainerUser
-# doing this first to share cache across versions more aggressively
-
-ENV GOLANG_VERSION 1.20rc3
-
-# Docker's Windows path parsing is absolutely *cursed*; please just trust me on this one -Tianon
-COPY --from=golang:1.20rc3-windowsservercore-1809 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
-RUN go version
-
-WORKDIR $GOPATH
diff --git a/1.20-rc/windows/nanoserver-ltsc2022/Dockerfile b/1.20-rc/windows/nanoserver-ltsc2022/Dockerfile
deleted file mode 100644
index b0190836..00000000
--- a/1.20-rc/windows/nanoserver-ltsc2022/Dockerfile
+++ /dev/null
@@ -1,30 +0,0 @@
-#
-# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
-#
-# PLEASE DO NOT EDIT IT DIRECTLY.
-#
-
-FROM mcr.microsoft.com/windows/nanoserver:ltsc2022
-
-SHELL ["cmd", "/S", "/C"]
-
-# no Git installed (intentionally)
-#  -- Nano Server is "Windows Slim"
-
-# for 1.17+, we'll follow the (new) Go upstream default for install (https://golang.org/cl/283600), which frees up C:\go to be the default GOPATH and thus match the Linux images more closely (https://github.com/docker-library/golang/issues/288)
-ENV GOPATH C:\\go
-# HOWEVER, please note that it is the Go upstream intention to remove GOPATH support entirely: https://blog.golang.org/go116-module-changes
-
-# PATH isn't actually set in the Docker image, so we have to set it from within the container
-USER ContainerAdministrator
-RUN setx /m PATH "%GOPATH%\bin;C:\Program Files\Go\bin;%PATH%"
-USER ContainerUser
-# doing this first to share cache across versions more aggressively
-
-ENV GOLANG_VERSION 1.20rc3
-
-# Docker's Windows path parsing is absolutely *cursed*; please just trust me on this one -Tianon
-COPY --from=golang:1.20rc3-windowsservercore-ltsc2022 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
-RUN go version
-
-WORKDIR $GOPATH
diff --git a/1.20-rc/alpine3.16/Dockerfile b/1.20/alpine3.16/Dockerfile
similarity index 95%
rename from 1.20-rc/alpine3.16/Dockerfile
rename to 1.20/alpine3.16/Dockerfile
index 523b297f..105d589d 100644
--- a/1.20-rc/alpine3.16/Dockerfile
+++ b/1.20/alpine3.16/Dockerfile
@@ -10,7 +10,7 @@ RUN apk add --no-cache ca-certificates
 
 ENV PATH /usr/local/go/bin:$PATH
 
-ENV GOLANG_VERSION 1.20rc3
+ENV GOLANG_VERSION 1.20
 
 RUN set -eux; \
 	apk add --no-cache --virtual .fetch-deps gnupg; \
@@ -44,8 +44,8 @@ RUN set -eux; \
 	if [ -z "$url" ]; then \
 # https://github.com/golang/go/issues/38536#issuecomment-616897960
 		build=1; \
-		url='https://dl.google.com/go/go1.20rc3.src.tar.gz'; \
-		sha256='88c4898dea3fbeed4c8bf0976425f2c71dbb11da1d37b5374dd47626328e318b'; \
+		url='https://dl.google.com/go/go1.20.src.tar.gz'; \
+		sha256='3a29ff0421beaf6329292b8a46311c9fbf06c800077ceddef5fb7f8d5b1ace33'; \
 # the precompiled binaries published by Go upstream are not compatible with Alpine, so we always build from source here 😅
 	fi; \
 	\
diff --git a/1.20-rc/alpine3.17/Dockerfile b/1.20/alpine3.17/Dockerfile
similarity index 95%
rename from 1.20-rc/alpine3.17/Dockerfile
rename to 1.20/alpine3.17/Dockerfile
index ddecb17b..c4cc0cd5 100644
--- a/1.20-rc/alpine3.17/Dockerfile
+++ b/1.20/alpine3.17/Dockerfile
@@ -10,7 +10,7 @@ RUN apk add --no-cache ca-certificates
 
 ENV PATH /usr/local/go/bin:$PATH
 
-ENV GOLANG_VERSION 1.20rc3
+ENV GOLANG_VERSION 1.20
 
 RUN set -eux; \
 	apk add --no-cache --virtual .fetch-deps gnupg; \
@@ -44,8 +44,8 @@ RUN set -eux; \
 	if [ -z "$url" ]; then \
 # https://github.com/golang/go/issues/38536#issuecomment-616897960
 		build=1; \
-		url='https://dl.google.com/go/go1.20rc3.src.tar.gz'; \
-		sha256='88c4898dea3fbeed4c8bf0976425f2c71dbb11da1d37b5374dd47626328e318b'; \
+		url='https://dl.google.com/go/go1.20.src.tar.gz'; \
+		sha256='3a29ff0421beaf6329292b8a46311c9fbf06c800077ceddef5fb7f8d5b1ace33'; \
 # the precompiled binaries published by Go upstream are not compatible with Alpine, so we always build from source here 😅
 	fi; \
 	\
diff --git a/1.20-rc/bullseye/Dockerfile b/1.20/bullseye/Dockerfile
similarity index 76%
rename from 1.20-rc/bullseye/Dockerfile
rename to 1.20/bullseye/Dockerfile
index fba3499c..1005d810 100644
--- a/1.20-rc/bullseye/Dockerfile
+++ b/1.20/bullseye/Dockerfile
@@ -20,41 +20,41 @@ RUN set -eux; \
 
 ENV PATH /usr/local/go/bin:$PATH
 
-ENV GOLANG_VERSION 1.20rc3
+ENV GOLANG_VERSION 1.20
 
 RUN set -eux; \
 	arch="$(dpkg --print-architecture)"; arch="${arch##*-}"; \
 	url=; \
 	case "$arch" in \
 		'amd64') \
-			url='https://dl.google.com/go/go1.20rc3.linux-amd64.tar.gz'; \
-			sha256='a53434fa355bcae0cd02796690715b08ebe1c3f33d384d83cf155842fd6856ba'; \
+			url='https://dl.google.com/go/go1.20.linux-amd64.tar.gz'; \
+			sha256='5a9ebcc65c1cce56e0d2dc616aff4c4cedcfbda8cc6f0288cc08cda3b18dcbf1'; \
 			;; \
 		'armel') \
 			export GOARCH='arm' GOARM='5' GOOS='linux'; \
 			;; \
 		'armhf') \
-			url='https://dl.google.com/go/go1.20rc3.linux-armv6l.tar.gz'; \
-			sha256='1157b1c44f52d511cbf946686c4412c82ba77ddb311cb147df1b6b707413f124'; \
+			url='https://dl.google.com/go/go1.20.linux-armv6l.tar.gz'; \
+			sha256='ee8550213c62812f90dbfd3d098195adedd450379fd4d3bb2c85607fd5a2d283'; \
 			;; \
 		'arm64') \
-			url='https://dl.google.com/go/go1.20rc3.linux-arm64.tar.gz'; \
-			sha256='8cf0b9091e9bc3961e62395b1fc8e647f5359ffee30b980658ea7ca193e08ce5'; \
+			url='https://dl.google.com/go/go1.20.linux-arm64.tar.gz'; \
+			sha256='17700b6e5108e2a2c3b1a43cd865d3f9c66b7f1c5f0cec26d3672cc131cc0994'; \
 			;; \
 		'i386') \
-			url='https://dl.google.com/go/go1.20rc3.linux-386.tar.gz'; \
-			sha256='4df8e9758ffbd3230d81389a6895426f3a9557157a6f3ccfad0a09b255726b3e'; \
+			url='https://dl.google.com/go/go1.20.linux-386.tar.gz'; \
+			sha256='1420582fb43a15dbe94760fdd92171315414c4afc21ffe9d3b5875f9386ebe53'; \
 			;; \
 		'mips64el') \
 			export GOARCH='mips64le' GOOS='linux'; \
 			;; \
 		'ppc64el') \
-			url='https://dl.google.com/go/go1.20rc3.linux-ppc64le.tar.gz'; \
-			sha256='b53d4afdec956fc6f79c82ea6e47f9a5c1fbb62908755c35712b6fef8c7b01df'; \
+			url='https://dl.google.com/go/go1.20.linux-ppc64le.tar.gz'; \
+			sha256='bccbf89c83e0aab2911e57217159bf0fc49bb07c6eebd2c23ae30af18fc5368b'; \
 			;; \
 		's390x') \
-			url='https://dl.google.com/go/go1.20rc3.linux-s390x.tar.gz'; \
-			sha256='2755e051bf7a06a4e604e88f871fd19512990ec600dfc75c05c4d3ee31007056'; \
+			url='https://dl.google.com/go/go1.20.linux-s390x.tar.gz'; \
+			sha256='4460deffbc01fe5f31fe226d296e366c0d6059b280743aea49bf81ab62ab8be8'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
 	esac; \
@@ -62,8 +62,8 @@ RUN set -eux; \
 	if [ -z "$url" ]; then \
 # https://github.com/golang/go/issues/38536#issuecomment-616897960
 		build=1; \
-		url='https://dl.google.com/go/go1.20rc3.src.tar.gz'; \
-		sha256='88c4898dea3fbeed4c8bf0976425f2c71dbb11da1d37b5374dd47626328e318b'; \
+		url='https://dl.google.com/go/go1.20.src.tar.gz'; \
+		sha256='3a29ff0421beaf6329292b8a46311c9fbf06c800077ceddef5fb7f8d5b1ace33'; \
 		echo >&2; \
 		echo >&2 "warning: current architecture ($arch) does not have a compatible Go binary release; will be building from source"; \
 		echo >&2; \
diff --git a/1.20-rc/buster/Dockerfile b/1.20/buster/Dockerfile
similarity index 76%
rename from 1.20-rc/buster/Dockerfile
rename to 1.20/buster/Dockerfile
index 7344ff33..3581d8d4 100644
--- a/1.20-rc/buster/Dockerfile
+++ b/1.20/buster/Dockerfile
@@ -20,41 +20,41 @@ RUN set -eux; \
 
 ENV PATH /usr/local/go/bin:$PATH
 
-ENV GOLANG_VERSION 1.20rc3
+ENV GOLANG_VERSION 1.20
 
 RUN set -eux; \
 	arch="$(dpkg --print-architecture)"; arch="${arch##*-}"; \
 	url=; \
 	case "$arch" in \
 		'amd64') \
-			url='https://dl.google.com/go/go1.20rc3.linux-amd64.tar.gz'; \
-			sha256='a53434fa355bcae0cd02796690715b08ebe1c3f33d384d83cf155842fd6856ba'; \
+			url='https://dl.google.com/go/go1.20.linux-amd64.tar.gz'; \
+			sha256='5a9ebcc65c1cce56e0d2dc616aff4c4cedcfbda8cc6f0288cc08cda3b18dcbf1'; \
 			;; \
 		'armel') \
 			export GOARCH='arm' GOARM='5' GOOS='linux'; \
 			;; \
 		'armhf') \
-			url='https://dl.google.com/go/go1.20rc3.linux-armv6l.tar.gz'; \
-			sha256='1157b1c44f52d511cbf946686c4412c82ba77ddb311cb147df1b6b707413f124'; \
+			url='https://dl.google.com/go/go1.20.linux-armv6l.tar.gz'; \
+			sha256='ee8550213c62812f90dbfd3d098195adedd450379fd4d3bb2c85607fd5a2d283'; \
 			;; \
 		'arm64') \
-			url='https://dl.google.com/go/go1.20rc3.linux-arm64.tar.gz'; \
-			sha256='8cf0b9091e9bc3961e62395b1fc8e647f5359ffee30b980658ea7ca193e08ce5'; \
+			url='https://dl.google.com/go/go1.20.linux-arm64.tar.gz'; \
+			sha256='17700b6e5108e2a2c3b1a43cd865d3f9c66b7f1c5f0cec26d3672cc131cc0994'; \
 			;; \
 		'i386') \
-			url='https://dl.google.com/go/go1.20rc3.linux-386.tar.gz'; \
-			sha256='4df8e9758ffbd3230d81389a6895426f3a9557157a6f3ccfad0a09b255726b3e'; \
+			url='https://dl.google.com/go/go1.20.linux-386.tar.gz'; \
+			sha256='1420582fb43a15dbe94760fdd92171315414c4afc21ffe9d3b5875f9386ebe53'; \
 			;; \
 		'mips64el') \
 			export GOARCH='mips64le' GOOS='linux'; \
 			;; \
 		'ppc64el') \
-			url='https://dl.google.com/go/go1.20rc3.linux-ppc64le.tar.gz'; \
-			sha256='b53d4afdec956fc6f79c82ea6e47f9a5c1fbb62908755c35712b6fef8c7b01df'; \
+			url='https://dl.google.com/go/go1.20.linux-ppc64le.tar.gz'; \
+			sha256='bccbf89c83e0aab2911e57217159bf0fc49bb07c6eebd2c23ae30af18fc5368b'; \
 			;; \
 		's390x') \
-			url='https://dl.google.com/go/go1.20rc3.linux-s390x.tar.gz'; \
-			sha256='2755e051bf7a06a4e604e88f871fd19512990ec600dfc75c05c4d3ee31007056'; \
+			url='https://dl.google.com/go/go1.20.linux-s390x.tar.gz'; \
+			sha256='4460deffbc01fe5f31fe226d296e366c0d6059b280743aea49bf81ab62ab8be8'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
 	esac; \
@@ -62,8 +62,8 @@ RUN set -eux; \
 	if [ -z "$url" ]; then \
 # https://github.com/golang/go/issues/38536#issuecomment-616897960
 		build=1; \
-		url='https://dl.google.com/go/go1.20rc3.src.tar.gz'; \
-		sha256='88c4898dea3fbeed4c8bf0976425f2c71dbb11da1d37b5374dd47626328e318b'; \
+		url='https://dl.google.com/go/go1.20.src.tar.gz'; \
+		sha256='3a29ff0421beaf6329292b8a46311c9fbf06c800077ceddef5fb7f8d5b1ace33'; \
 		echo >&2; \
 		echo >&2 "warning: current architecture ($arch) does not have a compatible Go binary release; will be building from source"; \
 		echo >&2; \
diff --git a/1.18/windows/nanoserver-1809/Dockerfile b/1.20/windows/nanoserver-1809/Dockerfile
similarity index 88%
rename from 1.18/windows/nanoserver-1809/Dockerfile
rename to 1.20/windows/nanoserver-1809/Dockerfile
index 48c77263..3ee4c73a 100644
--- a/1.18/windows/nanoserver-1809/Dockerfile
+++ b/1.20/windows/nanoserver-1809/Dockerfile
@@ -21,10 +21,10 @@ RUN setx /m PATH "%GOPATH%\bin;C:\Program Files\Go\bin;%PATH%"
 USER ContainerUser
 # doing this first to share cache across versions more aggressively
 
-ENV GOLANG_VERSION 1.18.10
+ENV GOLANG_VERSION 1.20
 
 # Docker's Windows path parsing is absolutely *cursed*; please just trust me on this one -Tianon
-COPY --from=golang:1.18.10-windowsservercore-1809 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
+COPY --from=golang:1.20-windowsservercore-1809 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
 RUN go version
 
 WORKDIR $GOPATH
diff --git a/1.18/windows/nanoserver-ltsc2022/Dockerfile b/1.20/windows/nanoserver-ltsc2022/Dockerfile
similarity index 88%
rename from 1.18/windows/nanoserver-ltsc2022/Dockerfile
rename to 1.20/windows/nanoserver-ltsc2022/Dockerfile
index 6d47af30..a21f81f2 100644
--- a/1.18/windows/nanoserver-ltsc2022/Dockerfile
+++ b/1.20/windows/nanoserver-ltsc2022/Dockerfile
@@ -21,10 +21,10 @@ RUN setx /m PATH "%GOPATH%\bin;C:\Program Files\Go\bin;%PATH%"
 USER ContainerUser
 # doing this first to share cache across versions more aggressively
 
-ENV GOLANG_VERSION 1.18.10
+ENV GOLANG_VERSION 1.20
 
 # Docker's Windows path parsing is absolutely *cursed*; please just trust me on this one -Tianon
-COPY --from=golang:1.18.10-windowsservercore-ltsc2022 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
+COPY --from=golang:1.20-windowsservercore-ltsc2022 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
 RUN go version
 
 WORKDIR $GOPATH
diff --git a/1.20-rc/windows/windowsservercore-1809/Dockerfile b/1.20/windows/windowsservercore-1809/Dockerfile
similarity index 95%
rename from 1.20-rc/windows/windowsservercore-1809/Dockerfile
rename to 1.20/windows/windowsservercore-1809/Dockerfile
index 7c333d4f..f2e99470 100644
--- a/1.20-rc/windows/windowsservercore-1809/Dockerfile
+++ b/1.20/windows/windowsservercore-1809/Dockerfile
@@ -53,14 +53,14 @@ RUN $newPath = ('{0}\bin;C:\Program Files\Go\bin;{1}' -f $env:GOPATH, $env:PATH)
 	[Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine);
 # doing this first to share cache across versions more aggressively
 
-ENV GOLANG_VERSION 1.20rc3
+ENV GOLANG_VERSION 1.20
 
-RUN $url = 'https://dl.google.com/go/go1.20rc3.windows-amd64.zip'; \
+RUN $url = 'https://dl.google.com/go/go1.20.windows-amd64.zip'; \
 	Write-Host ('Downloading {0} ...' -f $url); \
 	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
 	Invoke-WebRequest -Uri $url -OutFile 'go.zip'; \
 	\
-	$sha256 = 'f577d77b6c244c476054f60a350a7ff1b0398da307306eb7de7a93598bb3d7e8'; \
+	$sha256 = 'e8f6d8bbcf3df58d2ba29818e13b04c2e42ba2e4d90d580720b21c34d10bbf68'; \
 	Write-Host ('Verifying sha256 ({0}) ...' -f $sha256); \
 	if ((Get-FileHash go.zip -Algorithm sha256).Hash -ne $sha256) { \
 		Write-Host 'FAILED!'; \
diff --git a/1.20-rc/windows/windowsservercore-ltsc2022/Dockerfile b/1.20/windows/windowsservercore-ltsc2022/Dockerfile
similarity index 95%
rename from 1.20-rc/windows/windowsservercore-ltsc2022/Dockerfile
rename to 1.20/windows/windowsservercore-ltsc2022/Dockerfile
index b30abb0e..905ac176 100644
--- a/1.20-rc/windows/windowsservercore-ltsc2022/Dockerfile
+++ b/1.20/windows/windowsservercore-ltsc2022/Dockerfile
@@ -53,14 +53,14 @@ RUN $newPath = ('{0}\bin;C:\Program Files\Go\bin;{1}' -f $env:GOPATH, $env:PATH)
 	[Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine);
 # doing this first to share cache across versions more aggressively
 
-ENV GOLANG_VERSION 1.20rc3
+ENV GOLANG_VERSION 1.20
 
-RUN $url = 'https://dl.google.com/go/go1.20rc3.windows-amd64.zip'; \
+RUN $url = 'https://dl.google.com/go/go1.20.windows-amd64.zip'; \
 	Write-Host ('Downloading {0} ...' -f $url); \
 	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
 	Invoke-WebRequest -Uri $url -OutFile 'go.zip'; \
 	\
-	$sha256 = 'f577d77b6c244c476054f60a350a7ff1b0398da307306eb7de7a93598bb3d7e8'; \
+	$sha256 = 'e8f6d8bbcf3df58d2ba29818e13b04c2e42ba2e4d90d580720b21c34d10bbf68'; \
 	Write-Host ('Verifying sha256 ({0}) ...' -f $sha256); \
 	if ((Get-FileHash go.zip -Algorithm sha256).Hash -ne $sha256) { \
 		Write-Host 'FAILED!'; \
diff --git a/Dockerfile-linux.template b/Dockerfile-linux.template
index 8ac2ed22..26d2dd05 100644
--- a/Dockerfile-linux.template
+++ b/Dockerfile-linux.template
@@ -131,7 +131,7 @@ RUN set -eux; \
 		; \
 {{ ) else ( -}}
 		savedAptMark="$(apt-mark showmanual)"; \
-{{ if [ "1.18", "1.19" ] | index(env.version) then ( -}}
+{{ if [ "1.19" ] | index(env.version) then ( -}}
 		apt-get update; \
 		apt-get install -y --no-install-recommends golang-go; \
 {{ ) else ( -}}
@@ -152,7 +152,7 @@ RUN set -eux; \
 			cd /usr/local/go/src; \
 # set GOROOT_BOOTSTRAP + GOHOST* such that we can build Go successfully
 			export GOROOT_BOOTSTRAP="$(go env GOROOT)" GOHOSTOS="$GOOS" GOHOSTARCH="$GOARCH"; \
-{{ if is_alpine and ([ "1.18" ] | index(env.version) | not) then ( -}}
+{{ if is_alpine then ( -}}
 			if [ "${GOARCH:-}" = '386' ]; then \
 # https://github.com/golang/go/issues/52919; https://github.com/docker-library/golang/pull/426#issuecomment-1152623837
 				export CGO_CFLAGS='-fno-stack-protector'; \
diff --git a/generate-stackbrew-library.sh b/generate-stackbrew-library.sh
index 8d271f68..c7c3afaa 100755
--- a/generate-stackbrew-library.sh
+++ b/generate-stackbrew-library.sh
@@ -2,7 +2,7 @@
 set -Eeuo pipefail
 
 declare -A aliases=(
-	[1.19]='1 latest'
+	[1.20]='1 latest'
 )
 
 self="$(basename "$BASH_SOURCE")"
diff --git a/versions.json b/versions.json
index 222104e8..93943295 100644
--- a/versions.json
+++ b/versions.json
@@ -1,169 +1,4 @@
 {
-  "1.18": {
-    "arches": {
-      "amd64": {
-        "env": {
-          "GOAMD64": "v1",
-          "GOARCH": "amd64",
-          "GOOS": "linux"
-        },
-        "sha256": "5e05400e4c79ef5394424c0eff5b9141cb782da25f64f79d54c98af0a37f8d49",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.linux-amd64.tar.gz"
-      },
-      "arm32v5": {
-        "env": {
-          "GOARCH": "arm",
-          "GOARM": "5",
-          "GOOS": "linux"
-        },
-        "supported": true
-      },
-      "arm32v6": {
-        "env": {
-          "GOARCH": "arm",
-          "GOARM": "6",
-          "GOOS": "linux"
-        },
-        "sha256": "e9f2f2361364c04a8f0d12228e4c5c2b870f4d1639ca92031c4013a95aa205be",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.linux-armv6l.tar.gz"
-      },
-      "arm32v7": {
-        "env": {
-          "GOARCH": "arm",
-          "GOARM": "7",
-          "GOOS": "linux"
-        },
-        "sha256": "e9f2f2361364c04a8f0d12228e4c5c2b870f4d1639ca92031c4013a95aa205be",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.linux-armv6l.tar.gz"
-      },
-      "arm64v8": {
-        "env": {
-          "GOARCH": "arm64",
-          "GOOS": "linux"
-        },
-        "sha256": "160497c583d4c7cbc1661230e68b758d01f741cf4bece67e48edc4fdd40ed92d",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.linux-arm64.tar.gz"
-      },
-      "darwin-amd64": {
-        "env": {
-          "GOARCH": "amd64",
-          "GOOS": "darwin"
-        },
-        "sha256": "5614904f2b0b546b1493f294122fea7d67b2fbfc2efe84b1ab560fb678502e1f",
-        "supported": false,
-        "url": "https://dl.google.com/go/go1.18.10.darwin-amd64.tar.gz"
-      },
-      "darwin-arm64v8": {
-        "env": {
-          "GOARCH": "arm64",
-          "GOOS": "darwin"
-        },
-        "sha256": "718b32cb2c1d203ba2c5e6d2fc3cf96a6952b38e389d94ff6cdb099eb959dade",
-        "supported": false,
-        "url": "https://dl.google.com/go/go1.18.10.darwin-arm64.tar.gz"
-      },
-      "freebsd-amd64": {
-        "env": {
-          "GOARCH": "amd64",
-          "GOOS": "freebsd"
-        },
-        "sha256": "e6ec1de5773e8836558c9d52d8e30ed49dd5f205fdbff16dc47f433858370431",
-        "supported": false,
-        "url": "https://dl.google.com/go/go1.18.10.freebsd-amd64.tar.gz"
-      },
-      "freebsd-i386": {
-        "env": {
-          "GOARCH": "386",
-          "GOOS": "freebsd"
-        },
-        "sha256": "1752ba29b97c93daec0129ce51b6ea2dd187f3eb0e945f3565858bfa642ff638",
-        "supported": false,
-        "url": "https://dl.google.com/go/go1.18.10.freebsd-386.tar.gz"
-      },
-      "i386": {
-        "env": {
-          "GO386": "softfloat",
-          "GOARCH": "386",
-          "GOOS": "linux"
-        },
-        "sha256": "9249551992c9518ec8ce6690d32206f12ed9122e360407f7e7ab9a6adc627a9b",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.linux-386.tar.gz"
-      },
-      "mips64le": {
-        "env": {
-          "GOARCH": "mips64le",
-          "GOOS": "linux"
-        },
-        "supported": true
-      },
-      "ppc64le": {
-        "env": {
-          "GOARCH": "ppc64le",
-          "GOOS": "linux"
-        },
-        "sha256": "761014290febf0e10dfeba44ec551792dad32270a11debee8ed4f30c5f3c760d",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.linux-ppc64le.tar.gz"
-      },
-      "s390x": {
-        "env": {
-          "GOARCH": "s390x",
-          "GOOS": "linux"
-        },
-        "sha256": "9755ab0460a04b535e513fac84db2e1ae6a197d66d3a097e14aed3b3114df85d",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.linux-s390x.tar.gz"
-      },
-      "src": {
-        "sha256": "9cedcca58845df0c9474ae00274c44a95c9dfaefb132fc59921c28c7c106f8e6",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.src.tar.gz"
-      },
-      "windows-amd64": {
-        "env": {
-          "GOARCH": "amd64",
-          "GOOS": "windows"
-        },
-        "sha256": "caf3fcc9d39371fc45ad46afad7f6d12b42433c7d7ac593ada6351cd39ee217d",
-        "supported": true,
-        "url": "https://dl.google.com/go/go1.18.10.windows-amd64.zip"
-      },
-      "windows-arm64v8": {
-        "env": {
-          "GOARCH": "arm64",
-          "GOOS": "windows"
-        },
-        "sha256": "15efba8cd811b7548cfe4bf34d276b720b261efa876575a01cdb1deb63e7de00",
-        "supported": false,
-        "url": "https://dl.google.com/go/go1.18.10.windows-arm64.zip"
-      },
-      "windows-i386": {
-        "env": {
-          "GOARCH": "386",
-          "GOOS": "windows"
-        },
-        "sha256": "9d31478c74f699b365af813b971d6713fdee1c1cd32d9321f67edbf5c451ae52",
-        "supported": false,
-        "url": "https://dl.google.com/go/go1.18.10.windows-386.zip"
-      }
-    },
-    "variants": [
-      "bullseye",
-      "buster",
-      "alpine3.17",
-      "alpine3.16",
-      "windows/windowsservercore-ltsc2022",
-      "windows/windowsservercore-1809",
-      "windows/nanoserver-ltsc2022",
-      "windows/nanoserver-1809"
-    ],
-    "version": "1.18.10"
-  },
   "1.19": {
     "arches": {
       "amd64": {
@@ -329,7 +164,7 @@
     ],
     "version": "1.19.5"
   },
-  "1.20-rc": {
+  "1.20": {
     "arches": {
       "amd64": {
         "env": {
@@ -337,9 +172,9 @@
           "GOARCH": "amd64",
           "GOOS": "linux"
         },
-        "sha256": "a53434fa355bcae0cd02796690715b08ebe1c3f33d384d83cf155842fd6856ba",
+        "sha256": "5a9ebcc65c1cce56e0d2dc616aff4c4cedcfbda8cc6f0288cc08cda3b18dcbf1",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.linux-amd64.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.linux-amd64.tar.gz"
       },
       "arm32v5": {
         "env": {
@@ -355,9 +190,9 @@
           "GOARM": "6",
           "GOOS": "linux"
         },
-        "sha256": "1157b1c44f52d511cbf946686c4412c82ba77ddb311cb147df1b6b707413f124",
+        "sha256": "ee8550213c62812f90dbfd3d098195adedd450379fd4d3bb2c85607fd5a2d283",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.linux-armv6l.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.linux-armv6l.tar.gz"
       },
       "arm32v7": {
         "env": {
@@ -365,54 +200,54 @@
           "GOARM": "7",
           "GOOS": "linux"
         },
-        "sha256": "1157b1c44f52d511cbf946686c4412c82ba77ddb311cb147df1b6b707413f124",
+        "sha256": "ee8550213c62812f90dbfd3d098195adedd450379fd4d3bb2c85607fd5a2d283",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.linux-armv6l.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.linux-armv6l.tar.gz"
       },
       "arm64v8": {
         "env": {
           "GOARCH": "arm64",
           "GOOS": "linux"
         },
-        "sha256": "8cf0b9091e9bc3961e62395b1fc8e647f5359ffee30b980658ea7ca193e08ce5",
+        "sha256": "17700b6e5108e2a2c3b1a43cd865d3f9c66b7f1c5f0cec26d3672cc131cc0994",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.linux-arm64.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.linux-arm64.tar.gz"
       },
       "darwin-amd64": {
         "env": {
           "GOARCH": "amd64",
           "GOOS": "darwin"
         },
-        "sha256": "b5b988b538d6b183d0c8a4959e9a83d3bbc91e4fd9d63d6c6df7103dba691ade",
+        "sha256": "777025500f62d14bb5a4923072cd97431887961d24de08433a60c2fe1120531d",
         "supported": false,
-        "url": "https://dl.google.com/go/go1.20rc3.darwin-amd64.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.darwin-amd64.tar.gz"
       },
       "darwin-arm64v8": {
         "env": {
           "GOARCH": "arm64",
           "GOOS": "darwin"
         },
-        "sha256": "62aeba508c8b768c158950046c04761298d556554594c3ac6ffc3509f5dece41",
+        "sha256": "32864d6fe888714ca7b421b5997269c7f6349d7e2675c3a399133e521787608b",
         "supported": false,
-        "url": "https://dl.google.com/go/go1.20rc3.darwin-arm64.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.darwin-arm64.tar.gz"
       },
       "freebsd-amd64": {
         "env": {
           "GOARCH": "amd64",
           "GOOS": "freebsd"
         },
-        "sha256": "f70440357ac7b87ab99e677642ef75f825c6c6f76092f4c3503e9753784475bb",
+        "sha256": "8c5ccff790dda019e070a6a13745aba0c1ea0e3d47076bacf9fb1e0b34cc731f",
         "supported": false,
-        "url": "https://dl.google.com/go/go1.20rc3.freebsd-amd64.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.freebsd-amd64.tar.gz"
       },
       "freebsd-i386": {
         "env": {
           "GOARCH": "386",
           "GOOS": "freebsd"
         },
-        "sha256": "07afd11bf44b8a7c73d5fe88145452a2c47641ecc42d54234699e5158205899c",
+        "sha256": "2f3c68213fa785d0ebfa4e50de5ea8f4baf5d9c12f5783c59e1ee370e35755ae",
         "supported": false,
-        "url": "https://dl.google.com/go/go1.20rc3.freebsd-386.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.freebsd-386.tar.gz"
       },
       "i386": {
         "env": {
@@ -420,9 +255,9 @@
           "GOARCH": "386",
           "GOOS": "linux"
         },
-        "sha256": "4df8e9758ffbd3230d81389a6895426f3a9557157a6f3ccfad0a09b255726b3e",
+        "sha256": "1420582fb43a15dbe94760fdd92171315414c4afc21ffe9d3b5875f9386ebe53",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.linux-386.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.linux-386.tar.gz"
       },
       "mips64le": {
         "env": {
@@ -436,50 +271,50 @@
           "GOARCH": "ppc64le",
           "GOOS": "linux"
         },
-        "sha256": "b53d4afdec956fc6f79c82ea6e47f9a5c1fbb62908755c35712b6fef8c7b01df",
+        "sha256": "bccbf89c83e0aab2911e57217159bf0fc49bb07c6eebd2c23ae30af18fc5368b",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.linux-ppc64le.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.linux-ppc64le.tar.gz"
       },
       "s390x": {
         "env": {
           "GOARCH": "s390x",
           "GOOS": "linux"
         },
-        "sha256": "2755e051bf7a06a4e604e88f871fd19512990ec600dfc75c05c4d3ee31007056",
+        "sha256": "4460deffbc01fe5f31fe226d296e366c0d6059b280743aea49bf81ab62ab8be8",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.linux-s390x.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.linux-s390x.tar.gz"
       },
       "src": {
-        "sha256": "88c4898dea3fbeed4c8bf0976425f2c71dbb11da1d37b5374dd47626328e318b",
+        "sha256": "3a29ff0421beaf6329292b8a46311c9fbf06c800077ceddef5fb7f8d5b1ace33",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.src.tar.gz"
+        "url": "https://dl.google.com/go/go1.20.src.tar.gz"
       },
       "windows-amd64": {
         "env": {
           "GOARCH": "amd64",
           "GOOS": "windows"
         },
-        "sha256": "f577d77b6c244c476054f60a350a7ff1b0398da307306eb7de7a93598bb3d7e8",
+        "sha256": "e8f6d8bbcf3df58d2ba29818e13b04c2e42ba2e4d90d580720b21c34d10bbf68",
         "supported": true,
-        "url": "https://dl.google.com/go/go1.20rc3.windows-amd64.zip"
+        "url": "https://dl.google.com/go/go1.20.windows-amd64.zip"
       },
       "windows-arm64v8": {
         "env": {
           "GOARCH": "arm64",
           "GOOS": "windows"
         },
-        "sha256": "8bdd3f214e0714bfa80373d777d1342a1a8c33a35c35e4d370656fab9e34d54d",
+        "sha256": "2421b2ade9b68517f962f0ea4fb27b68b5321b334fb1b353de25be5b2ee90cba",
         "supported": false,
-        "url": "https://dl.google.com/go/go1.20rc3.windows-arm64.zip"
+        "url": "https://dl.google.com/go/go1.20.windows-arm64.zip"
       },
       "windows-i386": {
         "env": {
           "GOARCH": "386",
           "GOOS": "windows"
         },
-        "sha256": "73277d054190e9f4f3019078a77a2fb7bff4c874adc53551908eb40ca691cb06",
+        "sha256": "9c303e312391eb04b4a1bab9b93b0839e05313068293c26b3a65ec6d24be99ce",
         "supported": false,
-        "url": "https://dl.google.com/go/go1.20rc3.windows-386.zip"
+        "url": "https://dl.google.com/go/go1.20.windows-386.zip"
       }
     },
     "variants": [
@@ -492,6 +327,6 @@
       "windows/nanoserver-ltsc2022",
       "windows/nanoserver-1809"
     ],
-    "version": "1.20rc3"
+    "version": "1.20"
   }
 }