
Facebook Design
Design Principles
Facebook Design Resources
Atlassian Design
Facebook
Designer Mill
Colorbox.io
Freebiesbug
Diffinity
WinMerge
Meld
Beyond Compare
kdiff3
Diff Checker
Compare
P4Merge
Facebook Design
DiffinityDesign Principles - An open source repository of design principles and methods
WinMerge - WinMerge is an open source differencing and merging tool for Windows.
Facebook Design Resources - A collection of free resources made by designers at Facebook
Meld - What is Meld? Meld is a visual diff and merge tool targeted at developers.
Atlassian Design - Design, develop, and deliver
Beyond Compare - Beyond Compare allows you to compare files and folders.