https://github.com/simdutf/simdutf

Unicode routines (UTF8, UTF16, UTF32) and Base64: billions of characters per second using SSE2, AVX2, NEON, AVX-512, RISC-V Vector Extension, LoongArch64, POWER. Part of Node.js, WebKit/Safari, Ladybird, Chromium, Cloudflare Workers and Bun.

avx-512 avx2 base64 neon ppc64le risc-v simd sse2 transcoding unicode utf16 utf8

Last synced: 14 May 2025

https://github.com/simdutf/is_utf8

Fast C++ function "is_utf8": checks if the input is valid UTF-8. Made of a single source file. Optimized for ARM NEON, x64 SSE, AVX2 and AVX-512.

avx-512 avx2 cpp neon simd unicode

Last synced: 17 Mar 2025

https://github.com/simdutf/simdunicode

Fast SIMD-based UTF-8 Validation in C#

Last synced: 14 Apr 2025

https://github.com/simdutf/simdbase64

Fast WHATWG forgiving-base64 decoding in C#

Last synced: 22 Jun 2025