As of July 17, 2009, 5:00 PM EST, WikiDoc is licensed under Creative Commons Attribution-ShareAlike (CC-BY-SA) 3.0
License by GFDL 1.2
WikiDoc was licensed by GFDL 1.2 from 2005-2009.
License by GFDL 1.2 or any later version
At 4:00 PM EST on July 17 2009 WikiDoc switched over to license by "GFDL 1.2 or any later version" in order to facilitate the transition to the newly adopted CC-BY-SA 3.0 license.
License by CC-BY-SA 3.0
Shortly after switching to license by GFDL 1.2 or any later version, WikiDoc switched to license by CC-by-sa 3.0 in accordance with the change made by Wikipedia and other Wikimedia Projects.