Also see page Download how to get Wombat's source code.
We use the version control system Subversion to keep Wombat's source code in sync. If you are not familiar with Subversion, read the fine manual http://svnbook.red-bean.com/. and/or ask the web for tutorials. There is heaps.
The repository is located at https://gerd.exit0.net/svn/wombat/. The folder trunk contains the bleading edge version of Wombat, tags contains snapshots like marked versions of Wombat and branches spawned development branches.
Get developer's version of Wombat from trunk.
svn co https://gerd.exit0.net/svn/wombat/trunk/ wombat