Cachet : Beautiful & simple service statuses. The open source status page system, for everyone.
Piwik : Piwik is the leading open source web analytics platform that gives you valuable insights on your website's visitors, your marketing campaigns and much...
Tiny Tiny RSS : Tiny Tiny RSS is a free and open source web-based news feed (RSS/Atom) reader and aggregator.
poche : poche is a self hosted read-it-later app. unlike to other services, poche is free and open source.
