Audio-Video Apps
- Basenji: Volume Indexer, CD/DVD (Linux, Win)
- Blue: Music Composition (Linux, Mac, Win)
- Common Music: Composition (Linux, Win)
- DataCrow: Music Manager (Linux, Win)
- Entertainer: Video Recorder (Linux)
- FLAC: Audio (Linux, Mac, Win)
- Ionix: PCI TV Driver (Linux, Win)
- LiLyPond: Music (Linux, Mac, Win)
- Mixxx: DIJ Mixes (Linux, Mac, Win)
- Miro Video P& Audio Player (Linux, Mac, Win)
- MythTV: Digital Video Recorder (DVR) (Linux)
- ROCKbox: Firmware for mp3 (Linux, Mac, Win)
- Timidity++ Synthesizer (Linux, Win)
- Theora: Video For Everyone (Linux)
Audio-Video Burning-Tools
- Brasero: CD/DVD Burning (Linux)
- CDBurnerXP CD-DVD Burn (Win)
- CDlabelgen Make CD/DVD Labels (Linux)
- Cdrkit: CD-DVD Burn (Linux)
- ffmpeg: Record audio/video (Linux, Mac, Win)
- Gnomebaker: CD/DVD Burning (Linux)
- Imagination: DVD Slide Show (Linux)
- IMGBurn CD-DVD Burn (Linux, Win)
- Infra Recorder CD-DVD Burn (Linux, Win)
- ISOMaster: Burner (Linux, Windows)
- K3B CD-DVD Burn (Linux)
- Thoggen: DVD Backup Utility (Linux)
Audio-Video Editing
- Audioconvert (Linux)
- ARSS: Analysis, Spectograph (Linux, Mac, Win)
- Ardour: Digital Audio (Linux, Mac, Win)
- Audacity: Sound Editor (Linux, Mac, Win)
- Avidemux: Movie Editor (Linux, Mac, Win)
- AVS Audio Converter (Win)
- Blender: 3D Animation (Linux, Mac, Win)
- Camtasia: Screen Recording (Mac, Win)
- Cltx: Media Production (Linux, Mac, Win)
- CMS: Multi Media (Linux)
- Dynebolic: Video Editor (Linux, Win)
- Ecasound: Audio Processing (Linux, Mac, Win)
- Flac (Linux, Mac, Win)
- Ffmpeg (Linux)
- FFmpeg: Record Convert Video Format (Linux, Win)
- Gnormalize (Linux)
- Gnac: Sound Audion Converter (Linux, Mac)
- Handbrake: Video Converter (Linux, Mac, Win)
- Jack: Low-latency Audio (Linux)
- Jahshaka: Video Editing (Linux, Mac, Win)
- Jamin: Jack AudioMastering (Linux)
- Kazam: Screencaster (Linux)
- Kdenlive: Video Editor (Linux, Mac)
- Kwave: Sound Editor (Linux)
- Lame (Linux, Mac, Win)
- Lives: Movie Editor (Linux, Mac, Win)
- MEncoder: Video Conversion (Linux)
- Minitunes: Another Player (Linux, Mac, Win)
- MOC: Music On Console (Linux)
- Mplayer (Linux, Mac, Win)
- Mppdec (Linux, Mac, Win)
- Normalizer for MP3(Linux)
- Oggenc (Linux)
- OpenMovie Editor (Linux)
- Openshot: Video Editor (Linux, Mac, Win)
- Pitivi: Movie Editor (Linux)
- PhotoFilmStrip: Create Film (Linux, Win)
- Praat Audio-Recording (Linux,Mac, Win)
- POV-Ray: 3D Graphics (Linux, Mac, Win)
- Protux: Digital Media Production (Linux)
- Qjackctl: Audio Connection Tool (Linux)
- Qtractor: Audio-MIDI Multi-Track (Linux)
- SciLab Aurora: Movie Editor (Linux, Win)
- SoundConverter (Linux)
- Spotify Music Player (Linux, Mac)
- Synfig: 2D Animation (Linux, Mac, Win)
- SWFTools: Sound Tools (Linux, Win)
- Tools for Audio Editing (Linux, Mac, Win)
- UbuntuStudio: Video Editor (Linux)
- VideoLAN Movie Creator (Linux, Mac, Win)
- WavePad Audio Editor (Mac, Win)
- Xawdecode: Analog Video Capture (Linux)
- Xiph: Utilities for Sound Video (Linux)
- XBMC: Media Player (Linux, Mac, Win)
CD-DVD MP3 Rippers
- Acripper: Ripping & Encoding (Linux)
- Bombono: DVD Authoring (Linux)
- CDParanoia: CD Extractor (Linux)
- CDRecord: Blue-Ray Recording Tools (Linux)
- Cutmp3: mp3 Editor (Linux)
- DeCSS for DVD Gallery (Linux)
- DeVede: MEncoder DVD/VCD (Linux)
- DVDdecrypter (Win)
- DVDShrink: Ripper (Win)
- DVD Thoggen Ripper (Linux)
- DVDx (Win)
- DbPowerAMP Audio, MP3, CD (Win)
- EasyCD Extractor (Win)
- Exaile: Music Player (Linux)
- Foobar2000: Music Player/Tagging (Win)
- Genisoimage: Creates Images (Linux)
- Glabels: Make CD/DVD Labels (Linux)
- GNUMP3d: MP3 Media (Linux, Win)
- ID3-TagIt: Music Tagging (Win)
- ISO Master CD Image Editor (Linux)
- iSquint: iPod Video Converter (Mac)
- K9Copy DVD Ripper (Linux)
- MacTheRipper: DVD Ripper (Mac)
- Mediamonkey: Music Player/Tagging (Windows)
- MakeMKV: DVD-Blue-Ray RIP (Linux, Mac, Win)
- MOC Music Console (Linux)
- MP3Gain: Volume Normalizer (Win)
- Mp3Tag (Win)
- MusicBrainz Picard Tagger (Linux, Mac, Win)
- OGMRIP: Ripping DVDs (Linux)
- RippedWire (Linux)
- Rockbox: Firmware for MP3 (Win)
- SMPlayer Medial Player (Linux)
- VLC Media - Player (Linux, Mac, Win)
- Vorbis-Tools: Audio Encoding (Linux)
Music Video Players
- Amarok: Music Player (Linux, Mac, Win)
- Atunes: Audio Player (Linux, Mac, Win)
- Audacious: Music Player (Linx)
- Bangarang: Music Player (Linux)
- Beep Media Player (Linux)
- Boxee TV Medial Player (Linux, Mac, Win)
- CMus: Music Player (Linux)
- Coolplayer: Audio Player (Win)
- Cuberok: Audio Player (Linux, Mac, Win)
- DeaDBeef: Music Player (Linux)
- Exaile: Music Player (Linux)
- GCstart: Manage Movie Collection (Linux)
- Gerequi: Amarok Clone (Linux)
- GMPC Audio Player (Linux)
- Gmusicbrowser: Jukebox (Linux)
- Gnash: Flash Movie Player (Linux)
- Guayadeque Audio Player (Linux)
- Jajuk: Advanced Juke Box (Linux, Mac, Win)
- Juk: Music Player (Linux)
- Kdenlive: Video Editing (Linux)
- Lightspark: Free Flash (Linux)
- MOC Music Console (Linux)
- Moovida: Media Center (Linux, Mac, Win)
- Movix: Multimedia (Linux, Win)
- MPG123: Console Player (Linux)
- MPG321: MP3 Player (Linux)
- Mplayer: Movie Player (Linux, Mac)
- Openshot: Video Editor (Linux)
- OSS4: Open Sound (Linux)
- Perian: Quicktime Component (Mac)
- Qmmp: Audio Player (Linux)
- Rosegarden: Audio, Score Editor (Linux)
- Rhythmbox: Music Player
- Plugggin (Linux)
- Sonata Audio Player (Linux)
- Streamtuner: Stream Browser (Linux)
- Subsonic Web-Based Media Streamer (Linux, Win)
- Theora: Video Compression (Linux, Mac, Win)
- Virtualdub: Video (Win)
- Vorbis: Ogg Music Player (Linux, Mac, Win)
- V4L: Video For Linux (Linux)
- VLC Media - Player (Linux, Mac, Win)
- Winamp: Audio, Video Player (Win)
- Xine: Multimedia Player (Linux)
- Xmms-KDE audio Player (Linux)
- Zinf Audio Player (Linux, Win)
Raw Picture Processing Tools
- ansel (Linux, Win)
- ART (Linux, Win)
- Darktable (Linux, Mac, Win)
- DigiKam (Linux, Mac, Win)
- Filmulator (Linux, Win)
- GTKRawGallery (Linux, Win)
- LightZone (Linux, Mac, Win)
- nufraw(Linux, Mac, Chrom, BSD, Win)
- Photivo (Linux, Mac, Win)
- RawTherapee (Linux, Mac, Win)
- Rawstudio (Linux)
- UFRaw (Linux, Mac, BSD, Win)
- vkdt (Linux, Win)
Text-to-Speech
- eSpeak: Text to Speech (Linux, Mac, Win)
- Gespeaker: Text to Speech (Linux)
- gSpeak: Text to Speech (Linux, Mac, Win)
- Text-to-Speech (Linux)
iPod/iPhone Apps
- Doug's Apple Scripts for itunes (Mac)
- iPodDisk Copy Music Off iPod(Mac)
- iPod Linux Installer (Linux)
- iTiVo: Downd Load Shows (Mac)
- Libimobiledevice: Connect iPhone, iPod (Linux)
- Mediamonkey: Music Player/Tagging (Windows)
- PwnageTool: iP(od)hone Accessory (Mac)
- RockBox: Same as iTunes (Win)
- Senuti Save iPod in Hard Drive (Mac)
Radio Stations
- IceCast: Webradio Software (Linux, Win)
- Odio: Radio App (Linux, Mac, Win)
- SHOUTcaster: Free Internet Radio (Linux)
- PyPianobar: Radio App (Linux)
Speech Recognition
- Simon: Speech Recognition Software (Linux, Win)
- Speech Recognition Tools (Linux, Mac, Win)
Television, Audio, Video
- Freetuxtv: TV watch, Record (Linux)
- TiVO File Recorder (Linux)
- TV-Browser (Linux, Mac, Win)