Repository Index

A very fast SIMD-first image comparison library (with nodejs API)

• visual
• diff
• snapshot
• image-comparison

Fast and exact implementation of the C++ from_chars functions for number types: 4x to 10x faster than strtod, part of GCC 12, MySQL, DuckDB, Chromium, Redis and WebKit/Safari

• cpp11
• cpp17
• cpp-library
• high-performance

Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, Alibaba Tair, Redpanda, YDB and StarRocks

• roaring-bitmaps
• visual-studio
• c
• clang

A portable fork of the high-performance regular expression matching library

• hyperscan
• regex
• simd
• vectorscan

Pure Go production-grade regex engine with SIMD optimizations. Up to 3-3000x+ faster than stdlib.

• avx2
• dfa
• go
• golang

Fast & memory efficient hash tables for Java

• hashtable
• java
• simd
• robinhood-hashing

Blazingly fast data comparison tool for Python, powered by Rust. Compare massive CSV/Parquet datasets instantly.

• csv
• data-engineering
• data-quality
• diff