Related sites:

• drupal.org

  Drupal - Open Source CMS | Drupal.org

  

• moodle.org

  Moodle - Open-source learning platform | Moodle.org

  

• tigris.org

  Tigris.org: Open Source Software Engineering

  

• opendesigns.org

  Download free website templates from OpenDesigns.org

  

• openflights.org

  OpenFlights.org: Flight logging, mapping, stats and sharing

  

• 01.org

  01.org | Intel Open Source Technology Center

  

• freeciv.org

  Freeciv.org - open source empire-building strategy game.