this is the reference source code package of BLAKE2, which includes ref/ C implementations of blake2b, blake2bp, blake2s, blake2sp, aimed at portability and simplicity sse/ C implementations of blake2b, blake2bp, blake2s, blake2sp, optimized for speed on CPUs supporting SSE2, SSSE3, SSE4.1, AVX, or XOP csharp/ C# implementation of blake2b b2sum/ command line tool to hash files, based on the sse/ implementations bench/ benchmark tool to measure cycles-per-byte speeds and produce graphs