'Cakewalk2Reason' is a collection of studioware panels for Cakewalk 6 or above, which allow you to control Propellerheads Reason and record your changes in Cakewalk. This allows you to use Reason as a sound module. You can also sync Reason to the tempo of Cakewalk.
http://www.simonmorton.freeserve.co.uk/cakewalk2reason.htm