Algorithmic Arts SoftStep: Win9x modular step sequencer with connectable math and logic modules having various knobs and sliders.
Algorithmic.net Flexatone: Lexicon of systems and research, links, software downloads, documentation, and audio examples.
Artificial Life and Music: Rod Berry's links dealing with the use of artificial life and biological models to generate music.
ArtSong: Combines algorithmic composition techniques with computer-aided composition capabilities.
ArtWonk: Interactively run algorithms to create MIDI music. Also can drive soft synths such as Reaktor, VAZ, and Pulsar.
Automatous Monk: Uses cellular automata to generate musical pieces. Java.
Blogolith: Experimental electronic music generated from weblogs.
CApieces: Win32 program for generating real-time cellular automata music. Performed by a MIDI ensemble of bass, cello, and two wind.
Clara Empricost: Composing music by selecting the parts at random and rejecting what fails the rules of classical music.
CodeSounding: Free library for automatic music generation from source code structures. Assigns notes and instruments to if, break, block, statements.
Digimpro: Freeware player remixes song to make many variations.
Fractal Vibes: Explorations in fractal soundscapes and sights. Numerous examples created using a number for fractal music software.
FractMus: Freeware fractal music composer.
Kakophone: Music online generator based on a dedicated algorithm can be used to generate ringtones.
LvB's Virtual Music Composer: Choose your preferences or use default settings, click generate and then play.
MusiNum: Free sonification program which turns numbers into generative fractal music. Fractal concepts made audible.
QuasiFractal Composer: Freeware program that uses quasifractal techniques to generate polyphonic MIDI music. By Paul Whalley.
Sseyo Koan Generative Music: Free generative audio system; interactive music entertainment applications.
The Generative World Of Unkle Velvet: Generative Music with a musical philosophy inspired by The Residents and N. Senada.
Variations: Algorithmic Composition for Acoustic Instruments: Describes Occam and Nebula, two composition programs based on genetic algorithms. Features some downloadable recordings and several academic papers.
Vectormedia Software: Ambient generators and noise masking software for the home and office. Free trials available.