57 Hash Functions In One Program, plus each with HMAC or KMAC
cross-platform (Java) file encryption and archiving tool
antigift is simple cross-platform, files & folders encryption tool
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Easy to use PKI library
Sampling exactly from the normal and exponential distributions
Open Source PKI solutions
Leet is CCEx's software application for on-the-fly encryption (OTFE).
Another C++ Hack
Easy to use GlobalPlatform tool (and a Java library)