Extension:AccessControl/History
- Version pre-0.1 (2005-05-03) by Josh Greenberg - See also /Projects/Recovery/Candidate1
- Version 0.1 to 0.9 (2010-06-27) by Martin Gondermann - See also blog.pagansoft.de
- Version 1.0 to 2.5 by Aleš Kapica
- Version 2.6 by Siebrand Mazeland and Thomas Mulhall