CodeRunner is the easiest way to write code on your Mac. You can run code in almost any language instantly, and you'll be surprised by the powerful set of features in such a lightweight and easy-to-use editor. Now with it's own dedicated website!
Feedy is an elegant and unique RSS news reader with a killer feature. By using data from Twitter and Facebook, Feedy determines which items in your feeds are the most popular so you can find them easily. There are a lot of other cool features too.