Open Source BSD Audio Analysis Software

Audacity is a free, easy-to-use, multi-track audio editor and recorder for Windows, Mac OS X, GNU/Linux and other operating systems. Audacity is free software, developed by a group of volunteers and distributed under the GNU General Public License (GPL). Programs like Audacity are also called open source software, because their source code is available for anyone to study or use. There are thousands of other free and open source programs, including the Firefox web browser, the LibreOffice or Apache OpenOffice office suites and entire Linux-based operating systems such as Ubuntu

Graphical User Interface (GUI) for MP3Gain, VorbisGain and AACGain (enables you to modify the loudness level of mp3,ogg,mp4 files) / Frontend for MP3Gain / Grafische Benutzeroberflaeche fuer MP3Gain, VorbisGain und AACGain

KGuitar is powerful KDE-based music tabulature editor with support of guitar, drums, classic note scores, MIDI synthesizer output, chord, scales, modes, melody and rhythm construction and analysis tools, lots of tab effects, Guitar Pro files import.

DuMP3 is a duplicate and similar file finder. It finds exact duplicate binaries by hash, similar text files by substring content, images (JPG, BMP, GIF, PNG, etc) by color and audio files (MP3, WAV, OGG, etc) by wave data. Future: fonts, video.

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...

Instrument tuner. It can help you to tune a piano, a guitar ... Accordeur displays spectrum and calculates the pitch really played. A visual bar allows an easy tuning. Instruments and temperaments are customizable.

AutoTrans will transpose a Song for you. Choose the old key and the new key, klick the start button and voilá! Your song is transposed!

A command-line tool for applying the continuous wavelet transform with respect to predefined wavelets to sampled data.

Tuner for instruments like guitar with a spectrum analyser and ton generator. It is possible to adjust the guitar or an other instrument. The program ist written in Java. The enduser need a mikrofon for tuning the guitar.

Automatic cutter and mp3 converter of captures from TV music channels

Sonogram and waveform display programm for Unix using different algorithms like FFT and LPC to display musical features or potential artefacts that you may no be able to hear. Superimposed tuneable Staff-Lines allow for easy transcription of music.

Build your music portal easily. With this PHPNuke module you will be able to publish music information: Artists data, albums, songs, audio samples, chart lists, themes and more. You can install it with no technical knowledge.

Simple program to assist transcriptions from recorded interviews. Resembles somewhat the early F4. <br/>Keywords: transcription transcribe interview

ViGiL is supposed to be a platform-independent tool for singing students. In it's final version it should be able to analyze a voice recording (read from audio file or microphone) and compare it to a given score according to melody, rhythm and dynamics.

This is a plugin for xmms. It trys to play always the songs you like most. The plugin isn't maintained any longer. Please use the IMMS plugin instead, which I nerver tested but sounds great. It seems to implement all the neat features I never did.

mp3lib.net is a mp3library based on the .net Framework. It is written in C# and will consist of two main parts and the library itself a GUI-implementation.

Media management for webservers written in PHP using the getid3 library for details on sound and video files. All information is put into a database and everything is editable incl. the ID3 v1/2 and so on and you can hear/see them on your browser

tag2html is a tool that converts most important mp3-tags from mp3-files into a html- or xml-file.