antigift is simple cross-platform, files & folders encryption tool
Smoke: Android Crypto Chat Messenger
file/stream encryption/decryption/CRC based on PI compute algorithm
Twinkle is an open-source text editor.
RFC3161 compatible Time Stamping Authority
Anubis Involutional 128-bit SPN Block cipher Encryption Tool
Web application to register FIDO keys from TLS ClientAuth sessions
STROBE cryptographic protocol framework
C++ cryptographic library (modern hash functions, ciphers, KDFs)
yubikey-agent is a seamless ssh-agent for YubiKeys
OpenSC - tools and libraries for smart cards
Linux encrypted filesystem management tool
SHA-256 Algorithm Implementation in C
BitCrypt is a free ultra-strong encryption that hides text in bitmaps.
Cipherbox is a vault that utilizes six encryption algorithms.
Mkpass - Command line Secure Password Generator
File checksum generator and verifier.
Just A Few Clicks To Encrypt Your File
GUI tool for administration of PKCS#11 enabled devices
Halimede Certificate Authority
Easy to use PKI library