Keeping with the spirit in which WinMerge was created, I decided one day to diddle with UI localization using resource DLLs. By virtue of that effort, combined with the gracious contributions of several good people, you can now use WinMerge in your own native language.
Note that the language DLLs allow to using a different interface language than English, and does not change other locale issues (such as how large numbers are broken up, or how words are alphabetized).
At the time of this writing, language DLLs are available from http://winmerge.org for the following languages:
If you would like to add your language to the list, just contact the WinMerge developers for the details on how to do it.
In order to change the current UI language, you must do the following:
WinMerge.exe is located.
Note that the language DLL has a .lang extension.Note that the WinMerge UI instantly updates to the selected language.