Substance is a fully web-based document authoring and publishing platform. With Substance, writers, journalists, scientists and everyone else who's interested in publishing can use an open platform for writing and sharing articles.
simple text editor for the web. Your text is saved on the web, and more than one person can edit the same document at the same time. Everybody's changes are instantly reflected on all screens. Work together on meeting notes, brainstorming sessions, homework, team programming and more!
Foswiki is a wiki, so you and your team members can collaborate and edit pages directly in the web browser. For advanced collaboration, Foswiki lets you enter macros (similar to Excel) to automate pages and build entire applications from within your browser.