There are many alternatives to KDiff3 for Linux if you are looking for a replacement. The best free Linux alternative is Meld, which is also Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to KDiff3 and 19 are free and available for Linux so hopefully you can find a suitable replacement. Other interesting free Linux alternatives to KDiff3 are P4Merge, Kompare, Diffuse Merge Tool and SemanticDiff.
Meld is an open-source, Python-based visual diff and merge tool that allows you to compare and edit files, supports syntax highlighting, and integrates with version control systems like CVS, Subversion, and Mercurial for dynamic diff updates. It works offline, is lightweight, portable, and ad-free.
Free, GTK-based, similar function.
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.
Kompare is a graphical diff and merge tool targeting developers. It allows users to compare two different text files or two directories. It is part of KDE Applications (and formerly part of KDE Software Compilation) and therefore primarily used on Linux and other Unix-like...
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.
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.
Difftastic is a diff tool that compares files based on their syntax. It supports over 20 programming languages and when it works, it's fantastic.
GUI tool with cross-platform support named after "forske forskjell" (research difference) 🤍
DiffPlug is a free text editor/differ and image viewer/differ. Purchasing a license allows you to diff other kinds of files such as Simulink.
GNU Diffutils is a package of several programs related to finding differences between files.
DiffMerge is a graphical file comparison program for Windows, Mac OS X and Unix, published by SourceGear.
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Meld isn’t as well-suited for syncing whole directory trees.