This is to be comprised of free software, and will hopefully become the standard place to direct new guys looking for software. Suggestions are welcome!

Linux (All this should be available from your prefered repos):

Video
Avidemux - Video editor
StopMotion - Pretty powerful frame capture program, supports a wide variety of frame rates, and onion skinning. Much more too.
Kino -  Linux equivalent to iMovie and WMM2. Good beginners software
Cinelerra - A very powerful video editor and compositor. As a professional broadcast standard video editor it requires significant computing power. Can support video of any size or quality with 64bits of precision.
CinePaint - Film frame editor based on GIMP.
jahshaka - Video and SFX editor
Frameworks - frame capture program
Gimp Animation Plugin - apply all Gimp filters to sequences of images
DBP (David's Batch Processor) - another Gimp plugin that allows easy modification of sequences, cannot do Filters but much easier to use
Mencoder, Ffmpeg - video conversion and compression
PiTiVi - Basic video editor
Open Movie Editor - Basic video editor
ZS4 - Video Editor
LiVES - Video Editing System
Lumiera - A rewrite of Cinelerra
KDenLive - Multitrack video editor (Now includes stop motion widget)
Glue Face - Facial Animation
OpenShot - Nonlinear video editor
VLMC - Nonlinear editor based on VLC

Audio
Audacity - Powerful audio recording and editing software
Ardour - Professional quality DAW
Rosegarden - Powerful score, midi and audio editor
Rezound - sample editor
ZynAddSubFX - softsynth, very versatile synth to create noises)
Jamin - audio mastering Application featuring three-band compression and EQ
JACK (Jack Audio Connection Kit) and QJackControl - audio server and control interface. Programs like Ardour rely on this.
WavePad - Audio editor
Traverso DAW
LMMS - Multimedia studio / DAW
MuseScore - Scoring in the vein of Sibelius, good for soundtracks if you prefer the more traditional method of writing music

3D
Blender - Powerful 3D, Game, Video and Other stuff editing and creating program.
Wings3D - Subdivision Modeler

Graphics
GIMP - Powerful and extendable image editor.
Inkscape - Vector based drawing program.

Mac OSX

Video
Avidemux - Video editor
FrameByFrame - Stop motion program.
iMovie - Mac equivalent to Kino and WMM2. Good beginners software.
Cinelerra - Recently ported to OSX. See above.
jahshaka - Video and SFX editor and compositor
HyperEngine-AV - Video editor
Framed - Frame assembly program
SingleFramer - DV cam frame capture
ZS4 - Video Editor
Glue Face - Facial Animation
VLMC - Nonlinear editor based on VLC

Audio
Garageband - Excellent music software. Easy to use.
Ardour - Now ported to OSX. See above
Audacity - See above.
Wavepad - Audio Editor (PPC and Intel)
Traverso DAW
MuseScore - Scoring in the vein of Sibelius, good for soundtracks if you prefer the more traditional method of writing music

3D
Blender - See above
Wings3D - Subdivision Modeler
DAZ Studio - 3D figure design and animation tool

Graphics
GIMP - See above
Seashore - OSX native GIMP

Windows

Video
Lightworks - Professional nonlinear editing tool, as used in The King's Speech. Open Beta for now, will be going free and open source with paid for plug ins however.
WMM2 - Basic, but useful video editor
Anasazi- Basic stop motion software
MonkeyJam - Popular stop motion software
Animator DV Simple+ - Stop Motion Software
Cinegobs Keyer - Keyer
jahshaka - Video and SFX editor and compositor
VirtualDub - Video editor
Avidemux - Video editor
Avs Video Converter - Video converter
LSMaker - Lightsabre rotoscoping software
Bafran - Minifig flying masking program
Debugmode Wax - Video compositing and special effects software
Keysoe Animator - Frame capture program.
Axogon Composer - Special Effects Software (Mirror: Here)
StopMojo - Animation Suite (Also OSX + Linux but UNTESTED)
Helium Frog - Frame capture (Compatibility list here)
Debut - Webcam and Screen capture (Record your screen for screencasts etc.. Could be useful for How To videos)
Prism - Format Converter - Download Prism, not Prism Plus. Prism Plus you have to pay for
ZS4 - Video Editor
Formatoz - Format Converter
Glue Face - Facial Animation
BSOL - The Blue Screen of Life
DVD Flick - DVD authoring
Sqirlz Water Reflections - Add water and reflection effects
Stopit - Stitch photos into a movie file
VLMC - Nonlinear editor based on VLC

Audio
Audacity - See above.
Wavepad - Audio Editor
KRISTAL - Powerful ASIO compliant multitracker and mixer
Psycle - Tracker with full VSTi support.
Traverso DAW
WavTracker - Voice syncing
LMMS - Multimedia studio / DAW
HOG - Voice modulator (Bit crusher, ring mod etc...)
MuseScore - Scoring in the vein of Sibelius, good for soundtracks if you prefer the more traditional method of writing music

3D
Blender - See above
Wings3D - Subdivision Modeler
Terragen - Environment Modeller
Anim8or - 3D Animation package (Lech says it's fine on Vista now. Your mileage may vary...).
SR3DBuilder - 3D Modelling of Lego Bricks
DAZ Studio - 3D figure design and animation tool

Graphics
GIMP - See above
Paint.Net - Photo editor. Could be used for film frames.

Cross Platform General Software
Open Office  - High quality office suite
Celtx - Script writing software
Trelby - Script writing software (currently only supports Windows and Linux)
VLC - Media Player. Plays just about everything. I haven't yet found anything it doesnt.
Libre Office - Fork of open office. Under active development.

Cross Platform DVD Authoring
DVD Style - DVD creation software. Allows interactive menus and other goodies. Available for Windows and Linux (Debian+Ubuntu binaries, others must compile the source)

News

04/23/13 Added Trelby.

04/07/11 I have delurked to add a couple more pieces of software. A nice looking musical scoring program and Libre Office. If you guys know of any dead pieces of software or any you think need adding just say!

18/04/11 Added Lightworks

01/01/11 Tiny little update.

04/10/09 Everything is linked up and I've added a couple more things.

14/04/09 Finally got around to linking up the 3D, Audio and Graphics sections for Linux. I'll finish off the video ones soon.

07/02/09 Added LiVES. I'll start linking up Linux software for lazy people.

14/01/09 Added DVD authoring software

11/01/09 Added some software from NCH

01/01/09 A bit of tidying, and a small update. Also, iMovie HD is up for download from Apple as the new version is a bit pants.

27/12/08 Uploaded the list to Bricks In Motion! Huzzah! We're Back!

26/9/08 Added some more that were lost on the great SQL disaster of '08, and added a few more bits. Keep the suggestions coming! Surely there must be more OSX programs knocking around!

23/8/08 I have added links to all the Mac and Windows software. Linux users can use Synaptic or Yum or something and search for it there for the appropriate binary. or google the tarballs if youre feeling adventurous. I may add links at a later date for the Linux software. Ive had to do all of this again since the server change.  Gah.

24/6/08 A free software list! Any suggestions will be welcome! Ive got some stuff on it now, and more will be added all the time!

-Ash

Last edited by Ash (July 4, 2011 (03:38pm))

-Available to answer questions on Hardware, Software, and Audio. Also, I recommend checking out the offical Free Software List