DigitalPro 4.1.2: one-click image enhancement additions, support for D200, Capture NX, DNG, JPEG 2000, and various Lexar technologies.
Acdsee 9: faster, new QuickView mode, amongst other new features.
D200 Firmware 2.0: WT-3, Image Authentication support. (Only available on WT-3 Setup disc at present.)
Capture One 3.7.5: Adds D2xs, D80 support, bug fixes.