Guestboard - Lead powerfully-organized group events with Guestboard – a modular event platform that gives groups of 10-1000+ people a central space to coordinate, build excitement, and save money. No more crazy email threads. No more massive group texts.

Bandlab - Capture, nurture, and collaborate on song ideas in the cloud

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

Turntable.fm - Turntable.fm is a social media website developed by Billy Chasen and Seth Goldstein that allows the audience to stream their own music.

Mobilizon - A free and federated tool to get our events off Facebook

indiesound - indiesound is a multi-tasking platform developed for online music streaming, helping you to discover, listen and connect with thousands of indie bands or music artists all around the world.