Browse free open source Cryptography software and projects for Desktop Operating Systems below. Use the toggles on the left to filter open source Cryptography software by OS, license, language, programming language, and project status.
WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.
For full, incremental, compressed and encrypted backups or archives
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Comfortable hash-tool for texts and files
57 Hash Functions In One Program, plus each with HMAC or KMAC
Multi hash crack suite
Hash: File Checksum Generator
Secure Striker Manager
Fast and Strong Data Encryption Algorithm
A family of FLEA-inspired CSPRNGs and Stream Ciphers
Visual Cryptography and Bit-Plane Complexity Segmentation in Python