We are pleased to release a first-of-its-kind application for Windows 7 & Vista: FixWin. FixWin v 1.0 is a 529 KB freeware portable application to repair & fix common Windows annoyances & issues. FixWin detects whether you have Windows 7 or Windows Vista installed and accordingly offers you the relevant fixes only.
UPDATE: FixWin v 1.1 has been released which includes some minor bugfixes. The download links mentioned below point to FixWin v 1.1 now.