Also to add to the list ...
Web Servers - Abyss (not related to the other one but has user friendly interface and works on Windows and OS X; and no compiling needed
) -
http://www.aprelium.com/
General utilities - TClockEx - a customisable Windows clock which sits in your tray -
http://www.rcis.co.za/dale/tclockex/index.htm
Web browsers - Internet Explorer -
http://www.microsoft.com/ie/