Some great utilities, but USE AT YOUR OWN RISK!
HiJackThis
KillBox
Processs Explorer
Spybot - Search & Destroy 1.5.2
WinSock Fix
CrossLoop-Remote Control
VNC Viewer - Remote Control
AutoHotKey Script Recorder
MemoryX
Team View - Remote Control
Belarc Advisor
Network Fix For XP for Vista
ComboFix