xxdiff is a QT based graphical file and directories comparator and merge tool. It provides comparing two files, three files.
Canada

Apps similar to Diff Checker include WinMerge, which is free and open source. Other options are Meld, Beyond Compare, KDiff3 and P4Merge. There's no shortage of Diff Tools like Diff Checker, with more than 50 alternatives for Windows, Mac, Linux, the web and self-hosting.
xxdiff is a QT based graphical file and directories comparator and merge tool. It provides comparing two files, three files.

Pretty Diff is a language aware code comparison tool, beautifier, minifier, and parser for a variety of web oriented languages.



Diffchecker will compare text to find the difference between two text files. Just paste your files and click Find Difference!.

Text Compare lets you instantly see the difference between two pieces of text. Compare text by paragraph, word or character. Paste in two pieces of text, and Text Compare will highlight what has been inserted in, or deleted from, the original text.





A file and folder comparison tool, targeted at developers, with powerful merging capabilities. Easily integrate with git or other version control system and diff and merge files with the 3-ways merge and powerful alignment...




dwdiff is a diff program that operates at the word level instead of the line level. It is different from wdiff in that it allows the user to specify what should be considered whitespace, and in that it takes an optional list of characters that should be considered delimiters.