AWS Encryption SDK
C++ cryptographic library (modern hash functions, ciphers, KDFs)
A secure socks5 proxy for Windows
Decrypt encryptions without knowing the key or cipher
JDS is a powerful data protection program
Bug-fix-only libev port of shadowsocks
SES brings back the uncrackable onetime pad, with a digital twist.
A tiny, fast encryption tool in C
ISC lets you encrypt & decrypt text and files of any type up to 4GB
An encryption software using C# 4.0