(woefully incomplete, obviously, (but a fine start, John :-))

http://www.change-management-toolbook.com/ (Ivan and Marilise from Nexus for Change)

http://ncdd.org/rc/item/category/dd-methods

http://www.bkconnection.com/fastfundamentals/ - click on "Change Management", select the Challenge "What change methods are adaptable for planning, structuring, and improving organizations and communities?"