Diff Tools

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.

Open-source tool for dynamic file and folder comparisions, syntax highlighting, offline functionality, and version control integration.

Compares files with source control integration, supports FTP and cloud storage, offers 3-way merge, and uses commands to manage syncs and differences.

KDiff3 is a file and directory diff and merge tool.

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.

Diffchecker Pro enables you to compare various types of content, on your desktop or directly in the browser.

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.

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.

Comparison plugin for Notepad++ editor.

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...

GUI tool with cross-platform support named after "forske forskjell" (research difference) 🤍

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.

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.

Side-by-side comparison of Mac folders with expandable trees, colour-coded differences, actionable icons, content-based matching, manual sync and tabbed view.

Merge is an online merge and diff tool that allows you to share and save your documents.

Use Kaleidoscope to spot the differences in text and image files. Review changes in seconds with the worlds most advanced file comparison application.

UltraCompare Professional is folder/file compare utility loaded with features to enable you to compare text files and folders, word documents, and even zip files and jar archives. UltraCompare includes text compare, binary file compare with the capability to merge differences...

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.

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.

WinMerge 2011 series is a fork of the original WinMerge application that compiles without ATL/MFC dependencies to enable zero-budget developers to build WinMerge from sources using Visual C++ Express editions.

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.

Diff Match Patch is a high-performance library in multiple languages that manipulates plain text.

FileMerge lets you compare one file to another or one directory to another and merge the files or directories together.