FLOSS4Edu Tools etc./LMSs etc

Learning Management Systems (etc.)

 * KEWL
 * Sakai
 * Moodle
 * ATutor
 * ACollab
 * OLS
 * Fle3 - environment for progressive inquiry
 * SchoolTool
 * Merlot
 * Rhaptos (platform used by Connexions
 * Claroline
 * Le mill and developer site

Content Management Systems

 * Plone
 * Pluni - video sharing extension for Plone.
 * Drupal
 * Joomla
 * Lenya
 * OpensourceCMS
 * Kewl (click on an entry under "View Course")
 * MediaWiki - platform used by WikiEducator, Wikiversity, and many others.

School Management

 * SchoolTool

Social Software

 * Status.net - used by identi.ca - micro-blogging.
 * Wordpress - blogging
 * Please add ...
 * Top 40 - Vivalogo's list
 * Top 40 - Vivalogo's list