Free Lossless Audio Codec

Arduino Audio Tools (a powerful Audio library not only for Arduino)

Fastest Integer Compression

Minimalistic H264/SVC encoder single header library

An FFmpeg and SDL Tutorial.

Quick serialization of R objects

Turbo Base64 - Fastest Base64 SIMD:SSE/AVX2/AVX512/Neon/Altivec - Faster than memcpy!

BCH library C Python module

TurboRC - Fastest Range Coder + Arithmetic Coding / Fastest Asymmetric Numeral Systems

C library to encode and decode strings with base64 format

Tool for encoding files as videos

Encoding and decoding of HDR video

"aoTuV" is library for encoding and decoding of OggVorbis

A free and open implementation of Raptor codes

🗜 Compression with elimination of zeroes ⓿, optimized for data with a bit more 00 and FF bytes, as messages often carry 16, 32 or 64 bit numbers with small values.

Goal: Low power cluster capable of serving 24+ streams of 4KHDR60 source transcodes while consuming no more than 100W at peak and idling at less than 10W

A fast character conversion and transliteration library based on the scheme defined for Japan National Tax Agency (国税庁) 's corporate number (法人番号) system.

Nginx url encoding converting module

A faster alternative to base64 encoding and provides missing base encoding for OpenResty application

GNU libiconv with UTF-8-MAC support and fixes (Port from Apple's GNU libiconv)