MiXViews is a free and easy to use graphics-interface program that runs under the X window system, and is designed to allow users to edit and process digital sound and other forms of on-disk data for musical or other purposes.

SingingEGuru is a free and open source software that will allow you to identify musical notes from the audio file the singer is currently singing.

SingingEGuru also allows the user to practice singing individual notes of Indian Music with graphical representation of his performance.

Lexikon-Sonate is a great interactive realtime composition environment designed for live performances and musical composition.

Lexikon-Sonate takes advantage of composition algorithms that has been developed by Karlheinz Essl since the 1985 years. With this algorithmic music generator on can easily create fascinating and complex musical structures on the fly.

Sirius Radio on your Mac! Powered by Mplayer, LAME & Flip4Mac WMV, only for Mac OS X.

This version includes mplayer build in playback, recording, and introduction some new iTunes Playlist features with StarMP3.

StarMP3, as recordings are finished (the user presses record a 2nd time in the UI), it is added to an iTunes playlist and also exported to MP3 format. Users can take their recordings with them on the Road via the iPod/iPhone or any other PMP device.

iAnalyse will allow you to quickly synchronize the pages of a score (or PDF images) on a video or audio file.

You can draw annotations (graphics, texts or images) on the score, the fade in and fade out of these annotations are also synchronized with the audio file.

MusicExporter copies music files from iPods, iTunes music libraries and directories into a target directory. The target directory may be sturctured according to artist, album, or composer.

Hint: To allow MuiscExporter to read iPod files the “Enable disk use” option must be selected.

TuneInstructor accomplishes processes that return again and again in your iTunes library automatically. The TuneInstructor application also offers you many features that iTunes does not contain as a standard.

pulpTunes is an open source Mac application that you can install on your Mac, Windows, or Linux machine to access your iTunes library from anywhere in the world through a web browser, and share your music with friends and family.

Monarch revolves around the idea of keywords. These are nouns that the tool user is interested in. Example keywords for a music producer might include Miley Cyrus, microphone, Timbaland, and iTunes.

Sonic Visualiser is a free and open source application for viewing and analyzing the contents of music audio files. The aim of Sonic Visualiser is to be the program you reach for when you find a musical recording you want to study rather than simply hear.