John the Ripper jumbo - advanced offline password cracker, which supports hundreds of hash and cipher types, and runs on many operating systems, CPUs, GPUs, and even some FPGAs

Extremely fast non-cryptographic hash algorithm

Up to 100x faster strings for C, C++, CUDA, Python, Rust, Swift, JS, & Go, leveraging NEON, AVX2, AVX-512, SVE, GPGPU, & SWAR to accelerate search, hashing, sorting, edit distances, sketches, and memory ops 🦖

The FASTEST QUALITY hash function, random number generators (PRNG) and hash map.

Hash map implementation in C.

BitCracker is the first open source password cracking tool for memory units encrypted with BitLocker

Partitioning tool for PostgreSQL

Python Binding for xxHash

A cross-platform desktop utility for computing message digests or checksums

Berkeley DB

Python extension for MurmurHash (MurmurHash3), a set of fast and robust hash functions.

PRVHASH - Pseudo-Random-Value Hash. Hash functions, PRNG with unlimited period, randomness extractor, and a glimpse into abyss. (header-only C/C++) (Codename Gradilac/Градилак)

C library implementing the ridiculously fast CLHash hashing function

A redis module, similar to redis hash, but you can set expiration and version for field.

SHA-2 algorithm implementations

Password-based key derivation function and password hashing scheme building upon scrypt

Hash identification program.

Small, Fast, Portable 64-bit hash function

Small set of tools to generate plainmasterkeys (rainbowtables) and hashes for the use with latest hashcat and John the Ripper.

An efficient index for the colored, compacted, de Bruijn graph