diff --git a/.gitea/workflows/test.yml b/.gitea/workflows/test.yml
index 3714295..088734f 100644
--- a/.gitea/workflows/test.yml
+++ b/.gitea/workflows/test.yml
@@ -28,5 +28,7 @@ jobs:
           tea --version
           brew install gitea/gitea/gitea
           gitea --version
+          brew install gitea/gitea/act_runner
+          act_runner --version
   # TODO: test for arm
   # There is no arm image for homebrew/brew, and the image markkrj/homebrew-arm hasn't been updated for years
diff --git a/act_runner-head.rb b/act_runner-head.rb
new file mode 100644
index 0000000..8773aaa
--- /dev/null
+++ b/act_runner-head.rb
@@ -0,0 +1,43 @@
+require_relative './utils/macos_codesign.rb'
+
+class ActRunnerHead < Formula
+  desc "A runner for Gitea based on act"
+  homepage "https://gitea.com/gitea/act_runner"
+  version "main"
+
+  os = OS.mac? ? "darwin" : "linux"
+  arch = case Hardware::CPU.arch
+         when :i386 then "386"
+         when :x86_64 then "amd64"
+         when :arm64 then "arm64"
+         else
+           raise "act_runner: Unsupported system architecture #{Hardware::CPU.arch}"
+         end
+
+  @@filename = "act_runner-#{version}-#{os}-#{arch}"
+  @@url = "https://dl.gitea.com/act_runner/#{version}/#{@@filename}"
+  @@url += ".xz"
+  @@using = nil
+  depends_on "xz"
+
+  @@sha256 = %x[ curl -sL #{@@url}.sha256 ].split.first
+
+  sha256 @@sha256
+  url @@url,
+      using: @@using
+
+  conflicts_with "act_runner", because: "both install act_runner binaries"
+  def install
+    if stable.using.blank?
+      filename = ActRunnerHead.class_variable_get("@@filename")
+    else
+      filename = downloader.cached_location
+    end
+    apply_ad_hoc_signature(filename)
+    bin.install filename => "act_runner"
+  end
+
+  test do
+    system "#{bin}/act_runner", "--version"
+  end
+end
diff --git a/act_runner.rb b/act_runner.rb
new file mode 100644
index 0000000..94730b7
--- /dev/null
+++ b/act_runner.rb
@@ -0,0 +1,50 @@
+require_relative './utils/macos_codesign.rb'
+
+class ActRunner < Formula
+  desc "A runner for Gitea based on act"
+  homepage "https://gitea.com/gitea/act_runner"
+  version "0.1.6"
+
+  os = OS.mac? ? "darwin" : "linux"
+  arch = case Hardware::CPU.arch
+         when :i386 then "386"
+         when :x86_64 then "amd64"
+         when :arm64 then "arm64"
+         else
+           raise "act_runner: Unsupported system architecture #{Hardware::CPU.arch}"
+         end
+
+  @@filename = "act_runner-#{version}-#{os}-#{arch}"
+  @@url = "https://dl.gitea.com/act_runner/#{version}/#{@@filename}"
+  @@url += ".xz"
+  @@using = nil
+  depends_on "xz"
+
+  @@sha256 = case "#{os}-#{arch}"
+             when "linux-amd64" then "54c54dcf9337a7f154ca156269129022babaf5cb44574132c0c4a51e2e4b43ac"
+             when "linux-arm64" then "7dd14455235bbdb3ed6059da137597fcf649f3e48343354601ae6e6214d7603f" # binary
+             when "darwin-amd64" then "db772791ace78e6c821a89b6b3fbadb670ca9c8c0795f9c8ba8dfdd99317fe5e"
+             when "darwin-arm64" then "9970d43e87b78e6ea1132242cefe92fc7c778de98a40c29494b36c441d9e94de"
+             else
+               raise "act_runner: Unsupported system #{os}-#{arch}"
+             end
+
+  sha256 @@sha256
+  url @@url,
+    using: @@using
+
+  conflicts_with "act_runner-head", because: "both install act_runner binaries"
+  def install
+    if stable.using.blank?
+      filename = ActRunner.class_variable_get("@@filename")
+    else
+      filename = downloader.cached_location
+    end
+    apply_ad_hoc_signature(filename)
+    bin.install filename => "act_runner"
+  end
+
+  test do
+    system "#{bin}/act_runner", "--version"
+  end
+end
diff --git a/bump_version.sh b/bump_version.sh
index 7909f86..55bacf1 100755
--- a/bump_version.sh
+++ b/bump_version.sh
@@ -1,12 +1,15 @@
 #!/bin/sh
 
-binaries="tea gitea"
+binaries="tea act_runner gitea"
 for bin in ${binaries};do
 	file="${bin}.rb"
 	case "$bin" in
 		tea)
 			git_url="https://gitea.com/gitea/tea"
 			supported_os="linux-386 linux-amd64 linux-arm64 darwin-amd64 darwin-arm64";;
+		act_runner)
+			git_url="https://gitea.com/gitea/act_runner"
+			supported_os="linux-amd64 linux-arm64 darwin-amd64 darwin-arm64";;
 		gitea)
 			git_url="https://github.com/go-gitea/gitea"
 			supported_os="linux-386 linux-amd64 linux-arm64 darwin-10.12-amd64 darwin-10.12-arm64";;
@@ -16,6 +19,7 @@ for bin in ${binaries};do
 	esac
 	latest=$(curl -sL -o /dev/null -w %{url_effective} "${git_url}/releases/latest")
 	version="${latest##*/v}"
+	echo "update ${bin} version: ${version}"
 
 	file_url="https://dl.gitea.com/${bin}/${version}"
 	for os in ${supported_os}; do
@@ -25,6 +29,7 @@ for bin in ${binaries};do
 		fi
 		sha256_file="${sha256_file}.sha256"
 		sha256=$(curl -sL "${file_url}/${sha256_file}" | awk '{print$1}')
+		echo "update ${bin} os: ${os}, sha256: ${sha256}"
 		sed -r "s/^(\s+when \"${os}\" then).*\"(.*)$/\1 \"${sha256}\"\2/" -i "${file}"
 	done
 	sed -r "s/^(\s+version).*/\1 \"${version}\"/" -i "${file}"