I think this might be one of Microsoft’s first Universal Applications.  It also has the installer that is built into XCode…take that for what it is worth.  More screenshots and info after the break…

Here’s the list of toys that you get: And it is free!  (Sorry MacBU at Microsoft.) Universal BinaryRuns natively on both Intel-based and PowerPC-based Macs. Remote Desktop Protocol 6.0Provides better compatibility with Windows Vista, improved security features, and many other improvements.

Multiple SessionsLets you connect to multiple Windows-based computers at the same time. Improved User ExperienceProvides a true Mac experience and improved usability.Improved Customization OptionsLets you change application preferences, including keyboard shortcuts, while you are running a session. Changes take effect the next time that you connect.Dynamic Screen ResizingLets you resize your session window or switch to full-screen mode during a session.Improved Printing SupportSupports all configured printers on your Mac. No longer limited to PostScript printers. We’ve been playing with it here and it is pretty snappy and quick.  Good stuff – Get it here!