
kdiff3
Beyond Compare
WinMerge
Meld
Araxis Merge
DiffMerge
P4Merge
Devart Code Compare
Impro-Visor
Guitar Pro
Sibelius
OpenMPT
LilyPond
Denemo
Band-in-a-Box
Finale
kdiff3
Impro-VisorBeyond Compare - Beyond Compare allows you to compare files and folders.
Guitar Pro - Create, play and share your tabs
WinMerge - WinMerge is an open source differencing and merging tool for Windows.
Sibelius - Sibelius is a virtual score creation tool which allows composers to easily create new piano scores, developed by Avid.
Meld - What is Meld? Meld is a visual diff and merge tool targeted at developers.
OpenMPT - OpenMPT is a popular tracker software for Windows.