Plotbot - Write Screenplays Online. Together.

Plotbot is online screenwriting software. You can write with as many or as few people as you like, all from your browser. No installation, it's free, and it's easy to use. You can create private projects to work alone or with invited friends, or you can create public projects to find new friends. All changes are tracked to each writer, and you can revert to prior versions at any time.