Machinalis has released code into its GitHub account:

• Eff: A system for project timetracking and reports generation
• django-migration-tools: Scripts for helping with routine tasks while migration from 0.96 django versions to 1.x
• django-srd20: A browser for d20/SRD data
• alfajor: A site to collect shopping orders for packages of items, designed for an alfajor seller

These projects are ongoing, so expect some code polishing and new features for the future.