Stack trace visualizer

MySQLTuner is a script written in Perl that will assist you with your MySQL configuration and make recommendations for increased performance and stability.

Hosting git repositories -- Gitolite allows you to setup git hosting on a central server, with very fine-grained access control and many (many!) more powerful features.

Heat map generation tools

A improved implementation of scriptreplay

Wrappers for DTrace data to be injested into Graphite