diff --git a/Casks/processing3.rb b/Casks/processing3.rb
new file mode 100644
index 000000000..692bdbc24
--- /dev/null
+++ b/Casks/processing3.rb
@@ -0,0 +1,9 @@
+class Processing3 < Cask
+  version '3.0a1'
+  sha256 '34347efaea73b510314ffaaae0a2cb8ce52e64a4004247b3ec8d56c80ae845bc'
+
+  url 'http://download.processing.org/processing-3.0a1-macosx.zip'
+  homepage 'http://processing.org/'
+
+  link 'Processing.app'
+end