NaviServer, a high performance web server written in C and Tcl
C++ cryptographic library (modern hash functions, ciphers, KDFs)
The source code of the In-Browser-File-Encrypter web app
52 Hash Functions In One Program, plus each with HMAC or KMAC
Juggernaut v1000 Anti-Cryptography
Libraries for Python developers.
Easily calculate hash values.