Bug-fix-only libev port of shadowsocks
Open-source PureBasic implementation of the Shamir Secret Sharing
Open-source code that enables you to use AES in CBC mode
Open-source code that enables you to use Serpent in CBC mode
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Stanford Javascript Crypto Library
more convenient one-time-pad encryption.
Another encryption algorithm
Fileprivacy easily encrypts your files
An Cryptography software with RSA algorithm