Wiggio is a completely free, online toolkit that makes it easy to work in groups. With Wiggio you can: - keep shared calendar (with text message reminders) - poll group in real-time - send mass text messages - store files in one common folder - setup group conference call - many others! When you need to work in groups at school, Wiggio is the best FREE tool on the web to help you organize groups like: - Academic project groups - Clubs, organizations, committees - Fraternities and sororities - Housemates and dormmates - TA sections - Sports teams - Musical and dance groups

OnStage is an online workspace, collaboration, and project management tool. It is a simple tool for complex ends.

Basecamp is a web-based tool that lets you manage and track projects (or simply ideas) and quickly create client/project extranets. Over 1,000,000 people signed up.