Extremely fast non-cryptographic hash algorithm
Bug-fix-only libev port of shadowsocks
AWS Encryption SDK for C
Complete and free implementation of the OpenPGP standard
Open source disk encryption with strong security for the Paranoid
Encrypted volumes through command line
57 Hash Functions In One Program, plus each with HMAC or KMAC
STROBE cryptographic protocol framework
One-time-pad encryption using a virtual pad
Leet is CCEx's software application for on-the-fly encryption (OTFE).
NCrypted - simple file encryption software with GPU support
A free "on-the-fly" transparent disk encryption program for PC & PDAs.
Set of useful tools for payment service development
EaseFilter OnAcess File Encryption SDK
EaseFilter File Secure Sharing Example
Home Text Encryption Tool