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@xiph

Xiph.Org Foundation

We develop free and open media codecs

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  1. rnnoise rnnoise Public

    Recurrent neural network for audio noise reduction

    C 5.5k 1k

  2. rav1e rav1e Public

    The fastest and safest AV1 encoder.

    Assembly 4.1k 281

  3. opus opus Public

    Modern audio compression for the internet.

    C 3.1k 767

  4. flac flac Public

    Free Lossless Audio Codec

    C 2.3k 350

  5. LPCNet LPCNet Public

    Efficient neural speech synthesis

    C 1.2k 306

  6. speexdsp speexdsp Public

    Speex audio processing library - THIS IS A MIRROR, DEVELOPMENT HAPPENS AT https://gitlab.xiph.org/xiph/speexdsp

    C 677 223

Repositories

Showing 10 of 36 repositories
  • opus Public

    Modern audio compression for the internet.

    xiph/opus’s past year of commit activity
    C 3,109 767 145 19 Updated Apr 7, 2026
  • rd_tool Public
    xiph/rd_tool’s past year of commit activity
    Python 21 BSD-2-Clause 28 9 10 Updated Apr 6, 2026
  • rav1e Public

    The fastest and safest AV1 encoder.

    xiph/rav1e’s past year of commit activity
    Assembly 4,085 BSD-2-Clause 281 210 (3 issues need help) 50 Updated Apr 1, 2026
  • libopusenc Public

    Library for encoding .opus audio files and live streams.

    xiph/libopusenc’s past year of commit activity
    C 132 BSD-3-Clause 48 13 2 Updated Mar 31, 2026
  • speexdsp Public

    Speex audio processing library - THIS IS A MIRROR, DEVELOPMENT HAPPENS AT https://gitlab.xiph.org/xiph/speexdsp

    xiph/speexdsp’s past year of commit activity
    C 677 223 16 7 Updated Mar 31, 2026
  • opusfile Public

    Stand-alone decoder library for .opus streams

    xiph/opusfile’s past year of commit activity
    C 194 BSD-3-Clause 104 16 11 Updated Mar 29, 2026
  • flac Public

    Free Lossless Audio Codec

    xiph/flac’s past year of commit activity
    C 2,273 GFDL-1.3 350 59 15 Updated Mar 25, 2026
  • opus-tools Public

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

    xiph/opus-tools’s past year of commit activity
    C 272 90 38 (1 issue needs help) 6 Updated Mar 25, 2026
  • ogg Public

    Reference implementation of the Ogg media container

    xiph/ogg’s past year of commit activity
    C 414 BSD-3-Clause 201 9 8 Updated Mar 3, 2026
  • vorbis Public

    Reference implementation of the Ogg Vorbis audio format.

    xiph/vorbis’s past year of commit activity
    C 551 BSD-3-Clause 238 33 (1 issue needs help) 15 Updated Mar 2, 2026
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