diff --git a/Formula/tidy-html5.rb b/Formula/tidy-html5.rb
new file mode 100644
index 0000000000000..c0026489a8f19
--- /dev/null
+++ b/Formula/tidy-html5.rb
@@ -0,0 +1,20 @@
+class TidyHtml5 < Formula
+ homepage "http://www.html-tidy.org/"
+ url "https://github.com/htacg/tidy-html5/archive/4.9.26.tar.gz"
+ sha256 "28674745db53b6ef1aa4b8466e6e231915dcd596672ec40515d0ab53ee0c33f6"
+
+ depends_on "cmake" => :build
+
+ def install
+ cd "build/cmake"
+ system "cmake", "../..", *std_cmake_args
+ system "make"
+ system "make", "install"
+ end
+
+ test do
+ output = pipe_output(bin/"tidy5 -q", "")
+ assert_match /^/, output
+ assert_match /HTML Tidy for HTML5/, output
+ end
+end