What is DiffMerge?
DiffMerge is a graphical file comparison program for Windows, Mac OS X and Unix, published by SourceGear.
- Integrates with Windows Explorer; adds a shortcut to the context menu.
- Compatible with different character encodings, including Unicode support.
- Performs a side-by-side comparison of two folders.
- Supports comparison of three files.
The program is no longer updated. Last version, 4.2.0, released in October 2013, can be still downloaded from the official website