AWS Encryption SDK for C
Powerful webdav client and sync tools with client-side AES encryption
Decode various cryptocurrency addresses
Encrypted volumes through command line
Midbar is more than just an open source password vault!
Encrypts and decrypts files using XOR operation.
Little program for encryption-decryption.
NCrypted - simple file encryption software with GPU support
High Security Encrypting File System
Cryptography toolset
SES brings back the uncrackable onetime pad, with a digital twist.
xxteac - XXTEA Encrypter/Decrypter