Configuration and Build tools:
[http://scons.sourceforge.net/ SCons] - best of breed make replacement - Software CONStruction tool
[http://confix.sourceforge.net/ Confix] - generates input files for AutoMake
[http://vertoo.sourceforge.net/ Vertoo] - VERsion management TOOl (automates version number maintanace across several files)
[http://staff.bbhc.org/christophern/exos/rebuild/index.html Rebuild] - python module that replaces make
- Twisted buildbot
[http://www.a-a-p.org/ AAP]
- distutils