
kdiff3
Beyond Compare
WinMerge
Meld
Araxis Merge
DiffMerge
P4Merge
Devart Code Compare
PCBoost
Autoruns
Tech Tool Store
Tron Script
SKTools
NETGATE Registry Cleaner
Weeny Free Registry Cleaner
Black Bird Registry Cleaner
kdiff3Beyond Compare - Beyond Compare allows you to compare files and folders.
Autoruns - See what programs are configured to startup automatically when your system boots and you login.
WinMerge - WinMerge is an open source differencing and merging tool for Windows.
Tech Tool Store - Tech tool store is an IT professional application which contains more than 600 free technician tools packed in a simple, fully featured interface.
Meld - What is Meld? Meld is a visual diff and merge tool targeted at developers.
Tron Script - Tron is a glorified collection of batch files that automate the process of cleaning up Windows systems.