This is where you'll find documentation on Clearspace version 1 for developers. The content here is maintained by Jive Software. Please feel free to comment on these topics where you find they're lacking information or are inaccurate.
If you're using version 2 check out the version 2 documentation.
Keep in mind that you won't find documentation for administrators and end users here (at least, not yet). The latest documentation content is also available on the Jive Software web site.
For other useful information, you can
View Javadoc for the core API or for writing web services clients.
Take a look at samples and other uploaded plugins. You can also get plugin code from our plugin Subversion repository. See Plugin code now more easily accessible (svn)! for more info about it.
View docs contributed by others. (While you're at it, make a contribution!)