PageHub!

Read the Docs hosts documentation for the open source community. It supports Sphinx docs written with reStructuredText, and can pull from your Subversion, Bazaar, Git, and Mercurial repositories. The code is open source, and available on github.

Online collaborative wiki hosting for organizations,etc.Now it's easier than ever to build a website. Publish content, share your documents, collaborate with friends or coworkers, create a place for your community!

Free open source software combining the best of wiki and CMS with community building-features.

HostMyDocs - Small web server use to host documentation