Multimedia production software
This is a listing of some of the best cross-platform open source software available for media production work.
Blender is simply the best free 3D content creation software available. Its powerful suite of 3D tools support modeling, animation, particles, fluids, Python scriptability, a video sequence editor, a game engine, and other advanced capabilities usually found only in commercial 3D products. Blender is a must-have for many areas of 3D and multimedia production.
Wings 3D is a capable, easy to use subdivision modeler that can import and export a variety of 3D file formats.
CinelerraCV is the most advanced non-linear video editor and compositor for Linux.
Kino is a non-linear DV editor for GNU/Linux. It features excellent integration with IEEE-1394 for capture, VTR control, and recording back to the camera.
VLC media player is a highly portable multimedia player for various audio and video formats (MPEG-1, MPEG-2, MPEG-4, DivX, mp3, ogg...) as well as DVDs, VCDs, and various streaming protocols.
Graphics & 2-D
The GNU Image Manipulation Program is a powerful image editor comparable to Adobe Photoshop.
MyPaint is a fast and easy open-source graphics application for digital painters. It lets you focus on the art instead of the program, and works well with graphics tablets
CinePaint is a deep paint image retouching tool that supports higher color fidelity than ordinary painting tools. It is ideal for film, and is widely used in Hollywood.
Inkscape is an Open Source vector graphics editor, with capabilities similar to Adobe Illustrator, CorelDraw, or Xara X, using the W3C standard Scalable Vector Graphics (SVG) file format.
Pencil is an animation/drawing software for Mac OS X, Windows, and Linux. It lets you create traditional hand-drawn animation (cartoon) using both bitmap and vector graphics.
Synfig is a powerful, industrial-strength vector-based 2D animation software package, designed from the ground-up for producing feature-film quality animation with fewer people and resources.
An easy to use audio editor for recording and editing sounds.
Ardour is a digital audio workstation. You can use it to record, edit and mix multi-track audio. You can produce your own CDs, mix video soundtracks, or just experiment with new ideas about music and sound.
General Use Software
This Office Suite powerhouse can hold its own against Microsoft Office, for most purposes.
Similar to Microsoft Word, it has all of the essential word processing features most people need.
Scribus is a page layout and creation tool that supports professional publishing features, such as CMYK color, separations, ICC color management and versatile PDF creation.
Arguably, the best overall cross-platform browser with unparalleled customization and extensibility options.
KompoZer is a complete web authoring system that combines web file management and easy-to-use WYSIWYG web page editing.