Word processor

Google Docs is a free web based word processor. Google Docs allows you to collaborate simultaneously on the same document.

EtherPad lets people collaborate on text in real-time. You can start immediately without signing up.

ThinkFree Office is a Web-based, server hosted word processor. Thinkfree Office Online is a free service.

Zoho Writor is a web based word processor to create, edit and share documents online.

TextFlow offers parallel word processing to produce text faster and use feedback better.

Discover, create, and share Microsoft Office documents with your Facebook friends.

Writeboard is a collaborative web-based text editor developed by 37signals.