Open Source WinMerge Alternatives for Mac

WinMerge is not available for Mac but there are plenty of alternatives that runs on macOS with similar functionality. The best open source Mac alternative is KDiff3. If that doesn't suit you, our users have ranked more than 50 alternatives to WinMerge and 11 are open source and available for Mac so hopefully you can find a suitable replacement. Other interesting open source Mac alternatives to WinMerge are Meld for OSX, Difftastic, VisualDiffer and xxdiff.

filter to find the best alternatives

WinMerge alternatives are mainly Diff Tools, but if you're looking for File Comparison Tools or Version Control Systems you can filter on that. Other popular filters include Mac, Linux, Mac + Free, Windows and Mac + Open Source. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to WinMerge.
More about WinMerge
Copy a direct link to this comment to your clipboard
Alternatives
Get a badge for your siteWinMerge alternatives page was last updated

Alternatives list

  1. KDiff3 icon

    KDiff3

     118 likes

    KDiff3 is a file and directory diff and merge tool.

    69 KDiff3 alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • KDE Plasma
    • DE flagGermany
    • European Union flagEU
    KDiff3 screenshot 1
    Good alternative?
     
    |
    3
  2. Meld for OSX icon

    Meld for OSX

     11 likes

    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...

    Cost / License

    Application type

    Platforms

    • Mac
    Meld for OSX screenshot 1
    Good alternative?
     
  4. Difftastic icon

    Difftastic

     3 likes

    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.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • NZ flagNew Zealand
    Difftastic screenshot 1
    Good alternative?
     
  5. VisualDiffer icon

    VisualDiffer

     3 likes

    Visualize folders side-by-side and find immediately which files are different, colors help to understand the diff type. Colors identify older, modified and newer files.

    61 VisualDiffer alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • IT flagItaly
    • European Union flagEU
    Folder Comparison Side-by-side folder comparison with color-coded file status. Quickly identify new, modified, unchanged, and removed files
    Good alternative?
     
  6. xxdiff icon

    xxdiff

     1 like

    xxdiff is a QT based graphical file and directories comparator and merge tool. It provides comparing two files, three files.

    45 xxdiff alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • CA flagCanada
    xxdiff screenshot 1
    Good alternative?
     
  8. ForskScope icon

    ForskScope

     2 likes

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

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    ForskScope screenshot 1
    Good alternative?
     
  9. G

    GumTreeDiff

     Like

    GumTree is a complete framework to deal with source code as trees and computing differences between them.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Java
    Good alternative?
     
  10. diffoscope icon

    diffoscope

     1 like

    diffoscope tries to get to the bottom of what makes files or directories different. It will recursively unpack archives of many kinds and transform various binary formats into more human-readable form to compare them.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • Docker
    Good alternative?
     
  11. Tkdiff icon

    Tkdiff

     6 likes

    tkdiff is a graphical diff viewer based on the Tk framework. It is capable of inter-operating with source-control systems like CVS and Subversion to show differences between a local copy and a repository version.

    59 Tkdiff alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • TK
    • Cygwin
    Tkdiff screenshot 1
    Good alternative?
     
  12. D

    difi

     1 like

    Review and refine Git diffs before you push.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Linux
    • Windows
    • Homebrew
    • Neovim
    • US flagUnited States
    difi screenshot 1
    Good alternative?
     
  13. L

    LibreMerge

     1 like

    Free, open-source diff and merge tool for macOS and Linux — WinMerge's battle-tested engine with a native Qt 6 interface.

    Cost / License

    Application type

    Platforms

    • Mac
    • Linux
    • BR flagBrazil
    Side-by-side file comparison on macOS: gold difference blocks, word-level highlights inside each line, ghost-line alignment and the Diff Pane showing the current difference.
    Good alternative?
     
11 of 11 WinMerge alternatives