Projects / Crabgrass


Crabgrass is social networking, group collaboration, and network organizing Web application. It consists of a solid suite of group collaboration tools such as private wikis, task lists, a file repository, and decision making tools. Work is currently being done on a large user interface overhaul, better social networking tools, blogs, and event calendars, as well as better support for collaboration and decision making among independent groups.

Operating Systems

Recent releases

  •  23 Mar 2011 20:21

    Release Notes: This is a small release with some important fixes. An XSS issue in the chat has been fixed. Please upgrade as soon as possible. It has a new way to see user and group activity statistics, the ability to have group wikis open or closed by default, the ability for site admins to disable the profile invisibility option, an updated media player, and autocomplete drop downs for location filtering in directories and for adding geo-locations to your group profile.

    •  15 Oct 2010 15:07

      Release Notes: This release is a quick follow-up to 0.5.3. It contains an important fix to the WYSIWYG editor. It also introduces the ability to disable notifications from all other users, including friends. It fixes a few small bugs in the superadmin view of user lists.

      •  29 Sep 2010 14:24

        Release Notes: The big change is the ability to edit wiki pages using a WYSIWYG interface. It has been developed so that Word documents and Excel spreadsheets can be copied and pasted directly into the wiki. With the superadmin module activated, this release has some feature improvements and bugfixes, site admins have some new configuration options to play with for email notifications, and some bugs have been fixed. The speed of the initial loading of the site home has been improved.

        •  22 Sep 2010 01:01

          Release Notes: This is an update to the previous stable release of crabgrass (0.4.7) to address an XSS issue. If you are still running version 0.4.7 of crabgrass, you should update to immediately. You can get the fix in the git repository (tag Please note that 0.4.7 is no longer considered a stable release and will not be maintained any longer in the future. It is advisable to update to the latest stable release as soon as possible.

          •  14 Jun 2010 15:34

            Release Notes: This is a hot fix release on top of the stable 0.5.2 release. It fixes a couple important bugs, but otherwise carries with it no major changes. Feature #2410: CA masthead text next to the checkbox in search. Bug #2400 (remaining MessagePages causes crashes) has been fixed. Bug #2384 (cannot delete groups on has been fixed. Bug #2376 (undefined sass variables in _oldcss_to_be_updated.sass and other things) has been fixed. Bug #2246 (a backgroundrb packet_worker stat issue) has been fixed.


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