Umeboshi is a Django application for durable long-term scheduling of arbitrary actions.
A class to assist with doing non-zero math
Calendar reform for Python
A Python port of Docco: the original quick-and-dirty, hundred-line-long, literate-programming-style documentation generator.
An abbreviation engine.
Transmissions is a Django application that channels all user notifications via email, sms, push notifcations, etc.