Downloads: http://www.divx.com/divx/ (http://www.divx.com/divx/)
Changelogs:
http://www.divx.com/divx/divxpro/versions/ (http://www.divx.com/divx/divxpro/versions/)
http://www.divx.com/divx/drdivx/versions/ (http://www.divx.com/divx/drdivx/versions/)