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In an effort to bring open-source ideals to the world of multimedia the Xiph.org Foundation develops a multitude of amazing products. This wiki describes our free and open protocols and software.

Projects/Formats

Container Formats

• Ogg: Media container. This is our native format and the recommended container for Xiph codecs.
• Ogg Skeleton: Skeleton information on all logical content bitstreams in Ogg.

• SpeexRTP: RTP payload format for voice
• VorbisRTP: RTP payload format for general audio
• TheoraRTP: RTP payload format for video
• XSPF: XML playlist format

Codecs

• Compressed Audio/Video Codecs:
  • Vorbis: Audio codec with a fixed point decoder
  • Theora: Video codec
  • FLAC: Free Lossless Audio Codec
  • Speex: Speech codec
• Timed Text/Metadata Codecs:
  • CMML: Continuous Media Markup Language, used for Annodex and subtitles (xine, vlc, gstreamer, and DirectShow support)

Software

• Software for distributing media
  • Icecast: Streaming server
  • Ices: Source client for Icecast servers

• Other software
  • OggComponent/VorbisComponent: Wrappers to integrate Ogg-Vorbis into Mac OS X

Work in Progress

• Work In Progress: codecs and software still in the research and development stages.

Demonstrations of Xiph technologies

Want to see/hear Xiph in action? These projects are using our codecs, formats, or libraries.

• VorbisStreams: Stations streaming with the Vorbis codec
• Games that use Vorbis: Games using the Vorbis codec for music or sound effects
• VorbisHardware: Hardware players using the Vorbis codec
• VorbisSoftwarePlayers: list of media players with out-of-box support for Ogg Vorbis
• List of Theora videos: Available videos encoded with Theora

Project management

• AdminProcesses
• MonthlyMeeting
• MailingLists
• Bounties
• HyperFish

Wiki internal

• Sandbox: Testbed for testing editing skills.
• Translations: What about some translation work