Source Code
WinMerge is Open Source software under the GNU General Public License.
This means everybody can download the source code and improve and modify it. The only thing we ask is that people submit their improvements and modifications back to us so that all WinMerge users may benefit.
GNU General Public License
WinMerge is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
WinMerge is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with WinMerge. If not, see <http://www.gnu.org/licenses/>.
Clone or download
The source code is hosted on GitHub in a Git repository:
https://github.com/winmerge/winmerge.git
You can also download the current branches as ZIP file:
| Download | Branch |
|---|---|
| master.zip | Master |
| stable-gh.zip | Stable |
Recent Commits 
- Remove FilterLexer.cpp and FilterParser.cpp from git as they are auto… 2025-10-26 07:13
- Update ConfigTest.cpp 2025-10-26 06:49
- Update ChangeLog&ReleaseNotes (2) 2025-10-25 22:36
- Fix: Clear correct temporary folder path when PID directory is not ru… 2025-10-25 22:32
- Update TranslationsStatus 2025-10-25 21:54
- Disabled darkmodelib in the ARM64 build due to an unresolved crash is… 2025-10-25 21:53
- Update frhed to 0.10904.2017.20 2025-10-25 17:50
- Update Polish.po (#3005) 2025-10-25 17:37
- Update ChangeLog&ReleaseNotes 2025-10-25 17:23
- Update TranslationsStatus 2025-10-25 17:22
- View all commits…