avx2

Parsing gigabytes of JSON per second

Visual Studio extension for assembly syntax highlighting and code completion in assembly files and the disassembly window

Performance-portable, length-agnostic SIMD with runtime dispatch

Implementations of SIMD instruction sets for systems which don't natively support them.

DirectXMath is an all inline SIMD C++ linear algebra library for use in games and graphics apps

SIMD Vector Classes for C++

Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations

Portable header-only C++ low level SIMD library

Fast inference engine for Transformer models

Performance-optimized wheels for TensorFlow (SSE, AVX, FMA, XLA, MPI)

Native Go version of HighwayHash with optimized assembly implementations on Intel and ARM. Able to process over 10 GB/sec on a single core on Intel CPUs - https://en.wikipedia.org/wiki/HighwayHash

Library for specialized dense and sparse matrix operations, and deep learning primitives.

Unicode routines (UTF8, UTF16, UTF32): billions of characters per second using SSE2, AVX2, NEON, AVX-512. Part of Node.js.

Fastest Integer Compression

Expressive Vector Engine - SIMD in C++ Goes Brrrr

C# bindings for lemire/simdjson (and full C# port)

C++ SIMD Noise Library

SIMD-accelerated UTF-8 validation for Rust.

SIMD-accelerated base64 codecs

SIMD (SSE) population count --- http://0x80.pl/articles/sse-popcount.html