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WinMerge

Free · Compare · Open-source

WinMerge is a free, open-source file and folder comparison tool for Windows. It highlights differences between files and folders, allowing you to merge changes manually. WinMerge is widely used by developers and content managers.

File and folder comparison
Visual difference highlighting
Manual merging
Support for Unicode
Filter for specific files
Portable version available

System Requirements

  • Windows 7/8/10/11
  • 512 MB RAM
  • 30 MB disk