
Axure
Balsamiq
Invision
Zeplin
Moqups
Proto.io
ProtoPie
Flinto
Devart Code Compare
Beyond Compare
WinMerge
Araxis Merge
Meld
kdiff3
P4Merge
DiffMerge
Code Compare is a free compare tool designed to compare and merge differing files and folders. Code Compare integrates with all popular source control systems: TFS, SVN, Git, Mercurial, and Perforce. Code Compare is shipped both as a standalone file diff tool and a Visual Studio extension.
Axure
Devart Code CompareBalsamiq - Balsamiq. Rapid, effective and fun wireframing software.
Beyond Compare - Beyond Compare allows you to compare files and folders.
Invision - Prototyping and collaboration for design teams
WinMerge - WinMerge is an open source differencing and merging tool for Windows.
Zeplin - Collaboration app for UI designers & frontend developers
Araxis Merge - Home of the award-winning Araxis Merge two and three-way file comparison (diff) and merging application, Araxis Find Duplicate Files, Araxis Replace In Files, and the Araxis Ketura issue tracking, project scheduling and time tracking application.