Performance-portable, length-agnostic SIMD with runtime dispatch

SIMD Vector Classes for C++

Expressive Vector Engine - SIMD in C++ Goes Brrrr

The Vector Optimized Library of Kernels

Agenium Scale vectorization library for CPUs and GPUs

Boost SIMD

C library to remove white space from strings as fast as possible

Fast realtime softare rendering library for C++14 using SSE/AVX/NEON. 2D, 3D and isometric rendering with minimal system dependencies.

A high performance library for image processing

A high-performance general-purpose MRF MAP solver, heavily exploiting SIMD instructions.

A fast implementation of single-pattern substring search using SIMD acceleration.

UME::SIMD A library for explicit simd vectorization.

SIMD-based linear algebra and statistics for data science with dart

Portable 128-bit SIMD intrinsics

High-performance SIMD-accelerated CSV parser for Go 1.26+ using simd/archsimd. Drop-in replacement for encoding/csv

DR3 enables users to write vectorised code using generic lambdas and filters. Switch instruction set just by changing enclosing namespace

A Modern C++ Windows-platform physically based renderer.

DSL for SIMD Sorting on AVX2 & AVX512

Litesimd is a no overhead, header only, C++ library for SIMD processing, specialized on SIMD comparison and data shuffle.

Cognitive memory backbone for AI agents. Biologically-inspired 4-tier memory, it remembers, forgets, consolidates, and forms associations across a biologically-inspired memory graph — Hebbian co-activation, temporal chains, and entity links.