Onzen 介绍
Onzen 是一个版本控制系统的前端图形化工具,支持CVS, SVN, 和 HG。
It represent the files managed by the RCS in a tree view with detailed
@R_842_4045@ion and offers functions to update, commit, add, remove, rename,
revert, diff, and view files.

Onzen 官网
http://www.kigen.de/projects/onzen/