Advanced Encryption Suite - Implementations of the SHA256, AES and several CSPRNGs in pure Python. [Open Source, BSD-like]
auth-modules - A module collection for password authentication purposes and user database management. [Open source]
CryptKit - A Cryptographic Toolkit for Python, which, among others, provides access to the SHA256, AES and ellipcitic curves algorithms. [Open Source, BSD-like]
ezPyCrypto - A wrapper around the PyCrypto library to provide a high-level, easy-to-use interface to encryption technology. [Open Source, GPL]
M2Crypto - A Python interface to OpenSSL's crypto, SSL and S/MIME functionality. [Open Source, BSD-like]
Pisces - Python implementation of the SPKI Certificate standard. [Open Source, Python License]
pyOpenSSL - Python interface to the OpenSSL library. [Open Source, LGPL]
Python Cryptography Toolkit - A collection of cryptographic algorithms and protocols, implemented for use from Python. [Open Source, Python license]
Python mcrypt wrapper - Python-mcrypt is a Python interface to the mcrypt library, which provides a uniform interface to several symmetric encryption algorithms. [Open Source, LGPL]
Python OpenSSL Wrappers - A set of wrappers for Python of the OpenSSL libraries. POW will provide a 'slim' interface which will still enable Python developers to fully utilise OpenSSL. [Open Source, BSD-like]