Institut für Rechtsfragen der Freien und Open Source Software

Contributor License Agreements

The license agreements listed serve to grant the user further rights of use in addition to the rights of use granted by way of an open source license, e.g. to enable the user to change the license. Comprehensive information and sample texts can be found at http://contributoragreements.org/.

CLA with non-exclusive licensing

  1. 52°North Contributor License Agreement
  2. Apache Individual Contributor License Agreement V 2.0
  3. Aribaweb Contributor Agreement v. 1
  4. Box, Inc. Contributor License Agreement
  5. Django Software Foundation Individual Contributor License Agreement
  6. Dojo Foundation Individual CLA
  7. Fedora Project Individual Contributor License Agreement
  8. Google Individual Contributor License Agreement
  9. Harmony Individual Contributor License Agreement
  10. NodeJS Contributor License Agreement
  11. Open Web Foundation Contributor License Agreement v. 1.0 (Patent and Copyright Grants)
  12. OpenCms Project by Alkacon Software CLA
  13. Perl Foundation Contributor License Agreement
  14. Qt Contribution Agreement v. 1.1 (KDE)
  15. Symbian Agreement for ongoing non-member contributions
  16. Twitter CLA
  17. Typesafe, Inc. Individual Contributor License Agreement
  18. W3C Community Contributor License Agreement

CLA with exclusive licensing and assignments

  1. Free Software Foundation Assignment (GNU)
  2. Free Software Foundation Europe Fiduciary License Agreement
  3. Harmony Individual Contributor Assignment Agreement
  4. Joomla Contributor Agreement
  5. Mobile Joomla Contributor Agreement
  6. Novell Copyright Assignment Agreement for Open Source Projects
  7. Oracle Contributor Agreement
  8. SugarForge SugarCRM Contributor Agreement
  9. Zimbra Individual Contributor License Agreement