The following software works on Windows 7 RC:
Adobe Acrobat 9 Pro
Photoshop 9 CS2
Kaspersky Anti-Virus
avast! HOME EDITION
Blackberry Desktop Manager 4.7
Zune 3.1
Office 2003
Office 2007
Office 2010
Steam
CuteFTP
Skype
Mozilla
Adobe Captivate 4
Adobe Photoshop
BitTorrent
uTorrent
MasterCAM X3
AutoCAD
MS Expression
Camtasia Studio 6