diff --git a/config/pkg/target/go-win.yml b/config/pkg/target/go-win.yml
new file mode 100644
index 00000000..46c13f5f
--- /dev/null
+++ b/config/pkg/target/go-win.yml
@@ -0,0 +1,10 @@
+go-win:
+  type: target
+  artifact:
+    binary: custom
+  env:
+    GOROOT: '{pkg_root_path}/go-win'
+    GOBIN: '{pkg_root_path}/go-win/bin'
+    GOPATH: '{pkg_root_path}/go-win/go'
+  path@windows:
+    - '{pkg_root_path}/go-win/bin'
diff --git a/src/Package/Artifact/go_win.php b/src/Package/Artifact/go_win.php
new file mode 100644
index 00000000..44cf61b9
--- /dev/null
+++ b/src/Package/Artifact/go_win.php
@@ -0,0 +1,85 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Package\Artifact;
+
+use StaticPHP\Artifact\ArtifactDownloader;
+use StaticPHP\Artifact\Downloader\DownloadResult;
+use StaticPHP\Artifact\Downloader\Type\CheckUpdateResult;
+use StaticPHP\Attribute\Artifact\AfterBinaryExtract;
+use StaticPHP\Attribute\Artifact\CustomBinary;
+use StaticPHP\Attribute\Artifact\CustomBinaryCheckUpdate;
+use StaticPHP\Exception\DownloaderException;
+use StaticPHP\Util\GlobalEnvManager;
+
+class go_win
+{
+    #[CustomBinary('go-win', [
+        'windows-x86_64',
+    ])]
+    public function downBinary(ArtifactDownloader $downloader): DownloadResult
+    {
+        $pkgroot = PKG_ROOT_PATH;
+
+        // get version
+        [$version] = explode("\n", default_shell()->executeCurl('https://go.dev/VERSION?m=text') ?: '');
+        if ($version === '') {
+            throw new DownloaderException('Failed to get latest Go version from https://go.dev/VERSION?m=text');
+        }
+
+        // find SHA256 hash from download page
+        $page = default_shell()->executeCurl('https://go.dev/dl/');
+        if ($page === '' || $page === false) {
+            throw new DownloaderException('Failed to get Go download page from https://go.dev/dl/');
+        }
+
+        $version_regex = str_replace('.', '\.', $version);
+        $pattern = "/class=\"download\" href=\"\\/dl\\/{$version_regex}\\.windows-amd64\\.zip\">.*?<tt>([a-f0-9]{64})<\\/tt>/s";
+        if (preg_match($pattern, $page, $matches)) {
+            $hash = $matches[1];
+        } else {
+            throw new DownloaderException("Failed to find download hash for Go {$version} windows-amd64");
+        }
+
+        $url = "https://go.dev/dl/{$version}.windows-amd64.zip";
+        $path = DOWNLOAD_PATH . DIRECTORY_SEPARATOR . "{$version}.windows-amd64.zip";
+        default_shell()->executeCurlDownload($url, $path, retries: $downloader->getRetry());
+
+        // verify hash
+        $file_hash = hash_file('sha256', $path);
+        if ($file_hash !== $hash) {
+            throw new DownloaderException("Hash mismatch for downloaded go-win binary. Expected {$hash}, got {$file_hash}");
+        }
+
+        return DownloadResult::archive(basename($path), ['url' => $url, 'version' => $version], extract: "{$pkgroot}/go-win", verified: true, version: $version);
+    }
+
+    #[CustomBinaryCheckUpdate('go-win', ['windows-x86_64'])]
+    public function checkUpdateBinary(?string $old_version): CheckUpdateResult
+    {
+        [$version] = explode("\n", default_shell()->executeCurl('https://go.dev/VERSION?m=text') ?: '');
+        if ($version === '') {
+            throw new DownloaderException('Failed to get latest Go version from https://go.dev/VERSION?m=text');
+        }
+        return new CheckUpdateResult(
+            old: $old_version,
+            new: $version,
+            needUpdate: $old_version === null || $version !== $old_version,
+        );
+    }
+
+    #[AfterBinaryExtract('go-win', ['windows-x86_64'])]
+    public function afterExtract(string $target_path): void
+    {
+        if (!file_exists("{$target_path}\\bin\\go.exe")) {
+            throw new DownloaderException("Go installation appears incomplete: go.exe not found at {$target_path}\\bin\\go.exe");
+        }
+
+        GlobalEnvManager::putenv("GOROOT={$target_path}");
+        GlobalEnvManager::putenv("GOPATH={$target_path}\\gopath");
+        GlobalEnvManager::putenv("GOCACHE={$target_path}\\gocache");
+        GlobalEnvManager::putenv("GOMODCACHE={$target_path}\\gopath\\pkg\\mod");
+        GlobalEnvManager::addPathIfNotExists("{$target_path}\\bin");
+    }
+}