Audacity is free, open source software for recording and editing sounds. It is available for Mac OS X, Microsoft Windows, GNU/Linux, and other operating systems

Blender is the free open source 3D content creation suite, available for all major operating systems under the GNU General Public License.

MuseScore is a free cross platform WYSIWYG music notation program, licenced under GNU GPL. Some highlights include (a) WYSIWYG, notes are entered on a "virtual note sheet," (b) Unlimited number of staves, (c) Up to four voices per staff, (d) Easy and fas

OSWINS DVD is a collection of Free and Open Source software for educational use that run on Windows. The educational software varies from mathematics to music, from science to graphics, from programming to educational gamesi and includes office tools, b

Seashore is an open source image editor for Mac OS X's Cocoa framework. It features gradients, textures and anti-aliasing for both text and brush strokes. It supports multiple layers and alpha channel editing. It is based around the GIMP's technology and

Solfege is free music education software.Use it to train your rhythm, interval, scale and chord skills. Solfege - Smarten your ears!FeaturesRecognise melodic and harmonic intervalsCompare interval sizesSing the intervals the computer asks forIdentif

LilyPond is an automated engraving system. It formats music beautifully and automatically, and has a friendly syntax for its input files. It is Free Software (‘open source’).

Qualitative data analysis software for the Macintosh platform.

Perian is a free, open source QuickTime component that adds native support for many popular video formats.

Open Digital ScoresOpen Score Format is an open and non-proprietary distribution, interchange and archive file format for digital scores (sheet music). The motivation for developing the format is to improve choice - both for content creators and consumer

Impro-Visor ("Improvisation Advisor") is a software tool designed by musician and computer scientist Bob Keller to help jazz musicians work out, hear, and record solo ideas, including studying the work of others. It provides a notation capability for lead

Vienna is an RSS/Atom reader for Mac OS X, packed with powerful features that help you make sense of the flood of information that is distributed via these formats today. The Vienna Project is continuously being improved and updated, so keep up to date with current development on the forums.

Audiveris is an open-source Optical Music Recognition software which processes the image of a music sheet to automatically provide symbolic music information in MusicXML standard.

The Variations Audio Timeliner is an audio annotation and analysis tool for creating and labeling bubble diagrams. These diagrams can be used to navigate music or other audio for detailed study.