TuxGuitar is a multitrack guitar tablature editor and player written in Java-SWT, It can open GuitarPro, PowerTab and TablEdit files.
Drum machine, sequencer, DAW, midi, designed for creativity
orDrumbox is a free drum machine software, pattern oriented designed to be as creative as possible with unusual features : auto-composition, polyrhythms, arpeggiator, automatic sounds/track matching , custom softsynths, lowfi rendering, audio filters, midi .
Free open source DAW, MIDI sequencer, software synthesizers
Frinika is a free, complete music workstation software for Linux, Windows, Mac OSX and other operating systems running Java. It features sequencer, soft-synths, realtime effects and audio recording.
MPC Maid ("MM") is a software editor for the Akai MPC 500, MPC 1000, and MPC 2500. It is Mac, PC, and Linux-compliant and makes the edition of MPC programs files easy. It also features a semi-automatic slicing tool to chop loops into slices.
Unofficial tuxguitar playground for application and plugin development.
Featureful native Commodore 64 music tracker with MIDI/XM converter
A featureful SID-music creation tool (tracker) for the Commodore 64. It includes many advanced effects and tools like keyboard-tracking, tempo-programs/funktempo, gateoff-table-pointers, filter-shift, SID-export, executable-export, MIDI/XM conversion and MIDI-input hardware, etc., etc. NOTE: I left SourceForge for reasons not ethical to mention here. You can find me and my further work at these locations: http://hermit.sidrip.com http://csdb.dk/scener/?id=18806 https://github.com/hermitsoft/
ReZound aims to be a stable, open source, and graphical audio file editor primarily for but not limited to the GNU/Linux operating system.
Sweep is an audio editor and live playback tool. It supports PCM (WAV, AIFF etc.), Ogg Vorbis, Speex and MP3, with multichannel editing and LADSPA effects. Inside lives a pesky little virtual stylus called Scrubby who enjoys mixing around in your file
Ultratools is a suite of freeware for ultrastar songs. -The first freeware is Ultratools - Editor a really great editor, with a new song creation tool.
pyid3lib is a Python extension module that uses the "id3lib" library to read and write the ID3v2 tag data in MP3 audio files.
A music score editor
Open Musicwriter is a multi-platform open-source music score editor. It handles MIDI files and MusicXML files.
This Program plays any looping metronome file while it allows you to record. It will then take the recorded session and cut a loop to the same time length by synchronizing the loop points. Optionally it can mix the two files as well, (Java Required)
LAoE is a rich featured graphical audiosample-editor, based on multi-layers, floating-point samples, volume-masks, variable selection-intensity, and many plugins suitable to manipulate sound, such as filtering, retouching, resampling...
mp3-trim is a command line bash script replacement for the old unsupported compiled version of mp3-trim. mp3-trim allows you to interactively set cutpoints to trim off garbage from the start and end of mp3 files. Very quick and easy to use.
A (java swing) desktop utility for cutting and joining MP3 files. <br/><b><a href="http://wanto.f2o.org/projects/mp3knife/">latest info here</a></b>
TSE3 is a powerful third generation open source MIDI sequencer engine written in C++. It is a 'sequencer engine' because it provides the actual driving force elements of a sequencer but provides no form of fancy interface.
Deep Indigo is an application designed to analyze and repair standard WAVE music files. The main features are: playback, basic information, graphs / visualizations, and transformations to fix corruption and damage.
The Mac3Tag tool helps to edit the tag-information of the MP3 files. This small programm is a powerfull alternative for MP3Tag software and is running under almost every operation system like Windows, Mac or Linux.
A SoundFont editor. *** NOTE: This project is superseded by Swami. ***
AlgoScore is a graphical environment for algorithmic composition. This project has moved to: http://gna.org/projects/algoscore
BassScales displays the tab, the bass tab, and the note for a music scale. only the starting note and a steps array have to be provided. When more than one fret combination is available, it can display all of them or only the one specified.
Blackdog is a music player and playlist manager based on Siberia RCP. It allows to manage your own music library by editing music tags, creating your playlists, listen to radio, get the lyrics of a song and even, configure your iPod or usb-key.
ChordCast is a chord editor written in Java (swing). It uses an XML format to save chord sheets to files. Chordcast can also export to HTML files using PNG images for chords. It requires J2RE 1.4 to run.
Exymen aims towards being a universal cross platform multimedia editor. The goal is to have one application capable of editing all kinds of media content, including sound, video, slide presentations and white board content. Exymen has an open generic AP
GDTagging is a easy to use module for Python 3.0 which can read and write ID3 Tags v1 and v1.1. In future it should also support ID3 Tags v2 and higher.