Going Beyond Django’s Registration

django-imagekit

django-sentry: real-time logging for django (previously django-db-log)

How to add reCAPTCHA to your django forms

Cyclomatic Complexity: measure of source code complexity

django-piston

haystack

django-filebrowser and grapelli

django-articles and DISQUS

django-dilla: Uber-cool DB spammer for Django