Allsound
A Slashdot-styled news and discussion forum covering the gamut of experimental, fringe and avant-garde music and sound art. Updated daily.

Zu Casa
A laboratory for online exhibition and performance of improvised and experimental music, artist film and video, and net art.

NoiseIndex
NYC industrial, experimental, and noise resource, with calendar, reviews, photos, artist profiles, and music clips. Also with information on DJ going by the same name, specializing in noise, industrial, experimental, power electronics, dark ambient music.

Insine
A space where you can listen to and download music from new artists and labels in the experimetal/noise/electronica scene.

OddMusic.com
Focused on unusual, experimental and ethnic music, such as music created in unusual ways or with unusual instruments. With sound clips, pictures of instruments, and links to related sites.

NOMUSIC
An audio art gallery with several exhibits, and a call for entries.

The Deep Listening Catalog
The main site for Pauline Oliveros' Deep Listening Band and their record label, which includes such composers as Phil Niblock and Malcolm Goldstein. Experimental, avant-garde and minimalist music.

L'entrepot
A resource center for unconventional tunes, especially electronic, experimental, self-willed pop and rock, lo-fi, and post rock. Reviews, interviews and links.

NoizGuild
A noise/power electronic/industrial/experimental label, project, and DJ team.

Musings
A resource for non-standard music, such as free improvisation, out-there jazz, composition, and electro-acoustics. Reviews, MP3s, searchable archives and excellent connections to the rest of the world.

European Free Improvisation
Large resource with profiles and links to articles and sites on non-idiomatic improvisational music, artists, and related independent labels.

The History of Experimental Music in Northern California
An extensive archive of information about experimental music from the 50s through the present, including artists, composers, groups, labels and articles.

Mother Tongue Projects
Group developing various sound and musical productions as well as new media events and live performances, striving to bring together tradition and research, classicism and eclectism.

Livingroom.org
Forum for experimental music, new artistic ideas, performance art, multimedia performance, live art, improvisation and avant garde creative endeavors.

dOpeAss - sheffield sound
Music making, sound breakkin, bandits of analogue... putting the humour back into F R E S H. sound - design - art, experimental vision wanted for a trip to Da next day... always be tinkin'; but try an get some sleep.... my love to everyOne xx And remember, 'naturlig'.

NoiseWeb
A site for dark, ambient and experimental noise and sounds, with event listings, articles and interviews, and links to related sites.