Repositories list

• rav1e

  Public
  The fastest and safest AV1 encoder.

  hacktoberfestav1av1-encoder

  hacktoberfestav1av1-encoder

  Assembly

  •

  BSD 2-Clause "Simplified" License

  •282282 forks•4.1k4.1k stars•210210 issues•4646 pull requests•Updated Apr 21, 2026Apr 21, 2026

• Icecast-Server

  Public
  Icecast streaming media server (Mirror) - Please report bugs at https://gitlab.xiph.org/xiph/icecast-server/issues

  streamingservermedia+ 1

  streamingservermediaicecast

  C

  •

  GNU General Public License v2.0

  •136136 forks•540540 stars•2121 issues•55 pull requests•Updated Apr 19, 2026Apr 19, 2026

• libopusenc

  Public
  Library for encoding .opus audio files and live streams.

  audioaudio-streamingogg+ 2

  audioaudio-streamingoggopusaudio-library

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •4848 forks•133133 stars•1313 issues•22 pull requests•Updated Apr 18, 2026Apr 18, 2026

• theora

  Public

  xiph/theora’s past year of commit activity
  Reference implementation of the Theora video compression format. Mirror of https://gitlab.xiph.org/xiph/theora

  compressionvideocodec+ 3

  compressionvideocodecoggtheoralibtheora

  C

  •

  Other

  •7979 forks•122122 stars•66 issues•11 pull request•Updated Apr 12, 2026Apr 12, 2026

• vorbis

  Public
  Reference implementation of the Ogg Vorbis audio format.

  audioencoderogg-vorbis+ 7

  audioencoderogg-vorbiscodecoggxiphlibvorbislibvorbisenclibvorbisfilevorbis-specification

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •238238 forks•553553 stars•3333 issues•1313 pull requests•Updated Apr 11, 2026Apr 11, 2026

• opus

  Public
  Modern audio compression for the internet.

  audioccompression+ 1

  audioccompressioncodec

  C

  •

  Other

  •771771 forks•3.2k3.2k stars•146146 issues•2222 pull requests•Updated Apr 7, 2026Apr 7, 2026

• rd_tool

  Public
  Python

  •

  BSD 2-Clause "Simplified" License

  •2828 forks•2121 stars•99 issues•1010 pull requests•Updated Apr 6, 2026Apr 6, 2026

• speexdsp

  Public

  xiph/speexdsp’s past year of commit activity
  Speex audio processing library - THIS IS A MIRROR, DEVELOPMENT HAPPENS AT https://gitlab.xiph.org/xiph/speexdsp

  C

  •

  Other

  •225225 forks•680680 stars•1616 issues•77 pull requests•Updated Mar 31, 2026Mar 31, 2026

• opusfile

  Public
  Stand-alone decoder library for .opus streams

  audiocdecoder+ 3

  audiocdecoderdecodingaudio-streamingopus

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •105105 forks•195195 stars•1616 issues•1111 pull requests•Updated Mar 29, 2026Mar 29, 2026

• flac

  Public

  xiph/flac’s past year of commit activity
  Free Lossless Audio Codec

  audiocencoding+ 3

  audiocencodingdecodinglosslesslossless-compression-algorithm

  C

  •

  GNU Free Documentation License v1.3

  •350350 forks•2.3k2.3k stars•5959 issues•1515 pull requests•Updated Mar 25, 2026Mar 25, 2026

• opus-tools

  Public
  A set of tools to encode, inspect, and decode audio in the Opus format.

  C

  •

  Other

  •9191 forks•274274 stars•3838 issues•66 pull requests•Updated Mar 25, 2026Mar 25, 2026

• ogg

  Public
  Reference implementation of the Ogg media container

  oggliboggcodecs+ 1

  oggliboggcodecsogg-bitstream

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •201201 forks•417417 stars•99 issues•88 pull requests•Updated Mar 3, 2026Mar 3, 2026

• vorbis-tools

  Public
  Command-line tools for creating and playing Ogg Vorbis files. THIS IS A MIRROR, DEVELOPMENT HAPPENS AT https://gitlab.xiph.org/xiph/vorbis-tools

  C

  •

  GNU General Public License v2.0

  •3333 forks•8989 stars•2424 issues•55 pull requests•Updated Feb 22, 2026Feb 22, 2026

• awcy

  Public
  Python

  •

  MIT License

  •4747 forks•7979 stars•4949 issues•1313 pull requests•Updated Jan 17, 2026Jan 17, 2026

• daala

  Public
  Modern video compression for the internet

  C

  •

  BSD 2-Clause "Simplified" License

  •102102 forks•558558 stars•9393 issues•1313 pull requests•Updated Dec 6, 2025Dec 6, 2025

• libao

  Public
  Portable audio output library

  C

  •

  GNU General Public License v2.0

  •3535 forks•8383 stars•77 issues•55 pull requests•Updated Dec 5, 2025Dec 5, 2025

• speex

  Public
  Speex voice codec mirror - THIS IS A MIRROR, DEVELOPMENT HAPPENS AT https://gitlab.xiph.org/xiph/speex

  audioccompression+ 1

  audioccompressioncodec

  C

  •

  Other

  •168168 forks•502502 stars•1212 issues•33 pull requests•Updated Dec 5, 2025Dec 5, 2025

• Icecast-common

  Public
  Shared code of the Icecast project

  C

  •1818 forks•1010 stars•11 issue•00 pull requests•Updated Sep 8, 2025Sep 8, 2025

• Icecast-m4

  Public
  Icecast project shared autofoo

  M4

  •1616 forks•55 stars•00 issues•11 pull request•Updated Sep 8, 2025Sep 8, 2025

• flac-website

  Public
  Homepage for the Free Lossless Audio Codec

  HTML

  •

  Other

  •55 forks•33 stars•11 issue•11 pull request•Updated Mar 16, 2025Mar 16, 2025

• rnnoise

  Public
  Recurrent neural network for audio noise reduction

  audiocrnn+ 1

  audiocrnnnoise-reduction

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •1k1k forks•5.5k5.5k stars•182182 issues•2222 pull requests•Updated Feb 22, 2025Feb 22, 2025

• LPCNet

  Public
  Efficient neural speech synthesis

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •306306 forks•1.2k1.2k stars•6767 issues•33 pull requests•Updated Sep 21, 2024Sep 21, 2024

• webrtc-opus-ng

  Public
  C++

  •

  BSD 3-Clause "New" or "Revised" License

  •55 forks•2121 stars•00 issues•00 pull requests•Updated Mar 3, 2024Mar 3, 2024

• aomanalyzer

  Public
  AV1 / VP9 Bitstream Analyzer

  videoanalyzer

  videoanalyzer

  TypeScript

  •

  MIT License

  •4646 forks•252252 stars•3434 issues•1313 pull requests•Updated May 16, 2023May 16, 2023

• oggdsf

  Public
  Ogg Directshow Filters

  C

  •33 forks•88 stars•00 issues•00 pull requests•Updated Nov 29, 2021Nov 29, 2021

• gsoc

  Public
  Google Summer of Code

  00 forks•11 star•00 issues•00 pull requests•Updated Feb 15, 2021Feb 15, 2021

• ezstream

  Public
  [Mirror] A streaming source client for Icecast

  C

  •

  Other

  •2424 forks•6161 stars•66 issues•00 pull requests•Updated Feb 12, 2021Feb 12, 2021

• Icecast-directory

  Public archive
  [Obsolete] Icecast stream directory (NodeJS version)

  JavaScript

  •77 forks•1111 stars•22 issues•11 pull request•Updated May 18, 2020May 18, 2020

• Icecast-libshout

  Public
  Icecast project live streaming library (Mirror) - Please report bugs at https://gitlab.xiph.org/xiph/icecast-libshout/issues

  C

  •

  Other

  •2626 forks•4343 stars•77 issues•22 pull requests•Updated Apr 11, 2020Apr 11, 2020

• opus-website

  Public
  Source of https://opus-codec.org/

  JavaScript

  •

  Other

  •33 forks•44 stars•00 issues•11 pull request•Updated Apr 13, 2019Apr 13, 2019