Rietveld

Rietveld is an open source source-code review system by Google. It is originally the Mondrian written by the Author of Pyton Guido Van Rossum. Rietveld runs on Googple App Engine.
The following resources are need to run Rietveld.

1. Python 2.5
2. Google App Engine for Python
3. Django
4. rietveld