xxHash - Extremely fast non-cryptographic hash algorithm.
FarmHash - Family of hash functions.
Robin Map - C++ implementation of a fast hash map and hash set using robin hood hashing.
SMhasher - Hash function quality and speed tests.
SMHasher - Test suite designed to test the distribution, collision, and performance properties of non-cryptographic hash functions.
FunctionSimSearch - Example C++ code to demonstrate how to do SimHash-based similarity search over CFGs extracted from disassemblies.
HighwayHash - Native Go version of HighwayHash with optimized assembly implementations on Intel and ARM.
hashring - Implements consistent hashing that can be used when the number of server nodes can increase or decrease (like in memcached).
t1ha - One of the fastest hash functions.
hashmap.c - Hash map implementation in C.
tsip - Go, amd64, C, and Rust implemtations of a small fast string hashing function.
aHash - Fastest, DOS resistant hash currently available in Rust.
HashSearch - Searches Hash APIs and Google to crack your hash quickly.
hash-wasm - Lightning fast hash functions using hand-tuned WebAssembly binaries.