文件比较工具，自己经常使用，非常的好

WINMERGE WinMerge is an Open Source comparing 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. WinMerge can be used as an external differencing/merging tool or as a standalone application. WinMerge has many helpful supporting features to make comparing, synchronising, and merging as easy and useful as possible. Several programming languages and other file formats are syntax-highlighted. The latest WinMerge version and WinMerge information is available at https://winmerge.org/. Quick start =========== To learn how to perform basic operations after installing WinMerge, click Help>WinMerge Help and navigate to the Quick start topic. Or, go to the Web version at https://manual.winmerge.org/Quick_start.html. WinMerge Help ============= WinMerge Help is installed locally as a Microsoft HTML Help file, WinMerge.chm, when you install WinMerge. To open Help, click Help>WinMerge Help or press F1 in the WinMerge window. On the command line, run the WinMerge executable with the /? help switch. You can also browse the HTML version of WinMerge Help at https://manual.winmerge.org/. WinMerge Support ================ Questions or suggestions about WinMerge? A good place to start is the WinMerge community bulletin board at https://github.com/WinMerge/winmerge/discussions. Developers frequently read and respond to questions in the forum. Bugs and feature requests ========================= If an issue is not resolved in the WinMerge forums, check the project trackers: go to https://github.com/WinMerge/winmerge/issues, where you can browse or submit items. If you submit a bug, please include the WinMerge version number in your report. You can generate a configuration log by clicking Help>Configuration. Please attach the configuration log to the bug report; it has lots of useful information for developers. - The WinMerge Developers