trac是一款svn服务器的web客户端，大家可以看看。

一款基于web的项目管理、bug跟踪系统。提供了与svn集成的操作界面、问题跟踪，及丰富、方便的报表功能。-A web-based project management, bug tracking system. provides svn integrated user interface, the issue tracking, and user-friendly reporting features.

A full featured multi-user, signal driven address book with indepth documentation. Works great as an example to learn signals and semaphores