diff --git a/Casks/omnigraphsketcher.rb b/Casks/omnigraphsketcher.rb
new file mode 100644
index 0000000000..b64143c017
--- /dev/null
+++ b/Casks/omnigraphsketcher.rb
@@ -0,0 +1,7 @@
+class Omnigraphsketcher < Cask
+  url 'https://github.com/graphsketcher/GraphSketcher/releases/download/v2.0_test_45/GraphSketcher.zip'
+  homepage 'https://github.com/graphsketcher/GraphSketcher'
+  version 'v2.0_test_45'
+  sha1 'bf478965d0ea75ea31174a7a928bde58671bddf1'
+  link 'GraphSketcher/GraphSketcher.app'
+end