Contributions for GitHub - Show your GitHub contributions graph on your iOS Devices
Traq - Traq is a PHP powered project manager and issue tracker featuring multiple projects, milestones...
GitHub Visualizer - Enter user/repo and see the project visually
Bugify - Bugify is a simple PHP issue tracker, designed to offer powerful bug tracking capabilities in an easy to use system.
GitHub Gardener - Daily, automated commits that turn your GitHub green
jtrac - JTrac is an open source and highly customizable issue-tracking web-application written in Java.