diff --git a/Casks/gtkwave.rb b/Casks/gtkwave.rb
new file mode 100644
index 00000000000..d062e8623cc
--- /dev/null
+++ b/Casks/gtkwave.rb
@@ -0,0 +1,12 @@
+cask 'gtkwave' do
+  version '3.3.79'
+  sha256 'dcdc3e9d356c00c356183cee07269734e8763098bb4958c5a355b1583cecd7e5'
+
+  url "https://downloads.sourceforge.net/gtkwave/gtkwave-#{version}-osx-app/gtkwave.zip"
+  appcast 'https://sourceforge.net/projects/gtkwave/rss',
+          checkpoint: '5dd3eb7b6d85f1d4ef2bb86e20dc61c3f2ae60422608cd5683de5088d524b15c'
+  name 'GTKWave'
+  homepage 'http://gtkwave.sourceforge.net'
+
+  app 'gtkwave.app'
+end