WinMerge
winmerge.orgYou will see the difference…
Dev Toolsdiff-toolmerge-toolopen-sourcewindowsfile-comparisonversion-controltext-editor

About
WinMerge is an open source diff and merge tool for Windows that lets users visually compare and merge files and folders. It supports text, image, table, and folder comparisons with features like syntax highlighting, 3-way comparison, and version control integration. The project is maintained by volunteers and is freely available to download.
Problem
Tracking and reconciling differences between file versions or directories is tedious and error-prone without visual tooling.
For
developers and power users who need to compare and merge files or folders on Windows
How it works
WinMerge presents file and folder differences in a visual side-by-side interface, allowing users to review, navigate, and merge changes directly within the tool.
Business model
open-source
Status
launched