WinMerge is an open source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.




Meld is described as 'Open-source tool for dynamic file and folder comparisions, syntax highlighting, offline functionality, and version control integration' and is a very popular Diff Tool in the file management category. There are more than 50 alternatives to Meld for a variety of platforms, including Windows, Mac, Linux, Web-based and BSD apps. The best Meld alternative is WinMerge, which is both free and Open Source. Other great apps like Meld are Beyond Compare, KDiff3, P4Merge and Araxis Merge.
WinMerge is an open source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.




File and folder comparison tool offering source control integration, 3-way merge support, and selective synchronization. Supports FTP, cloud, runs offline, uses simple commands for files, customization, and scripting for reporting. Lightweight, portable with CLI and built-in viewer.




Much more configurable than any other alternatives. Faster to compare large directories. Brilliant color coded illustration of differences. Affordable pricing, even for personal use.
Only good in my opinion, that I can load it in App Store. First impression was that I can only compare folders, not files.

Most users think Beyond Compare is a great Meld alternative.

better identification of the modifications
Almost everyone thinks KDiff3 is a great Meld alternative.
P4Merge uses color coding to allow users to visualize the differences between file or images. It allows three-way merging among files, and shows side-by-side file/image comparison.



Merge is the visual file comparison (diff), merging and folder synchronization application from Araxis. Use it to compare and merge source code, web pages, XML and other text files with native application performance.




Meld is a visual diff and merge tool targeted at developers. Meld helps you compare files, directories, and version controlled projects. It provides two- and three-way comparison of both files and directories, and has support for many...


Diffinity is a diff and merging tool with focus on accurate and easy to read source code diffs. It will compare the content of two files and present the differences in an easy to read line by line and char by char basis.




Diffinity is very similar to WinMerge. Diffinity, like WinMerge, can access files from context menu in Explorer. That's a big convenience.

Almost everyone thinks Diffinity is a great Meld alternative.
Use Kaleidoscope to spot the differences in text and image files. Review changes in seconds with the worlds most advanced file comparison application.




Diffuse is a small and simple text merge tool written in Python. With Diffuse, you can easily merge, edit, and review changes to your code.

written in python works natively in linux

ExamDiff Pro is a powerful, intuitive, and easy to use visual side-by-side comparison tool for comparing and merging text and binary files, and directories.




SemanticDiff is a programming language aware diff for Visual Studio Code and GitHub. It helps software developers understand code changes faster by hiding irrelevant changes, detecting moved code, and highlighting refactorings.



WinMerge JP is a fork of the original WinMerge, but after 2018 the two are nearly identical. WinMerge JP's features including 3-way compare has been merged into the original.


It's one of the most polished and featurefull diff tool, you can do both file and folder diffing, I think there was also a 3 way diff functionality.