The often overlooked Xcode FileMerge app lets you spot what's changed between two files. Here's how to spot the differences using the tool.

Beyond Compare Standard edition ($30) is a powerful utility for tracking down differences between files and folders. Its feature set is comparable to free and open-source WinMerge, with a few ...

Compare and merge office documents Most non-programmers don't work in text files, but WinMerge can also compare proprietary file formats, like Microsoft Office files.

The diff utility compares only two files. What if you need to compare three files? diff3 comes to the rescue. This utility compares three files and prints out the diff statements. Again, you can use ...

Fleet 1.39 shows diff views and facilitates file navigation Still available free of charge as a preview, the JetBrains competitor to Visual Studio Code has been given new features.

Regdiff is a free software that lets you easily compare, merge and sort registry files. You can directly compare reg files with each other or with the local registry values on your system.

The diff, comm, cmp, and colordiff commands are among the many ways to compare text files on a Linux system.