SpiderFoot
sn0int
Lampyre
SIREN.io
DataWalk
dradis
Netglub
Sentinel Visualizer
kdiff3
Beyond Compare
WinMerge
Meld
Araxis Merge
DiffMerge
P4Merge
Devart Code Compare
SpiderFoot
kdiff3sn0int - sn0int is a semi-automatic OSINT framework and package manager
Beyond Compare - Beyond Compare allows you to compare files and folders.
Lampyre - Lampyre - an efficient data analysis and OSINT multi-tool for everyone.
WinMerge - WinMerge is an open source differencing and merging tool for Windows.
SIREN.io - Siren is an investigative intelligence platform.
Meld - What is Meld? Meld is a visual diff and merge tool targeted at developers.