A pure Python Lex/Yacc that works with RPython
Python wrapper module around the OpenSSL library
A library for stubbing in Python
cryptography is a package which provides cryptographic recipes and primitives to Python developers.
Test vectors for the cryptography package.
(SQLAlchemy - ORM) + Twisted = win
Foreign Function Interface for Python calling C code.
Python wrapper for extended filesystem attributes
django-taggit is a reusable Django application for simple tagging.
Python binding to the Networking and Cryptography (NaCl) library
Django-filter is a reusable Django application for allowing users to filter querysets dynamically.
Modern password hashing for your software and your servers
A requests-like API built on top of twisted.web's Agent
A library to make Django's template tags sweet.
A fast, no-copy, buffer for Python
django-fixture-generator is a reusable django application to make writing fixtures not suck.
Provides support for doing validation using Ajax(currently with jQuery) using your existing Django forms.