DiffPlug is a free text editor/differ and image viewer/differ. Purchasing a license allows you to diff other kinds of files such as Simulink.

SmartSynchronize is described as 'Multi-platform file and directory compare tool. It allows you to compare files or perform 3-way-merges, both with the ability to edit the file contents. SmartSynchronize is specialized in comparing directory structures (for example, of software projects)' and is a Diff Tool in the file management category. There are more than 50 alternatives to SmartSynchronize for a variety of platforms, including Windows, Mac, Linux, Web-based and BSD apps. The best SmartSynchronize alternative is WinMerge, which is both free and Open Source. Other great apps like SmartSynchronize are Meld, Beyond Compare, KDiff3 and ForskScope.
DiffPlug is a free text editor/differ and image viewer/differ. Purchasing a license allows you to diff other kinds of files such as Simulink.

DiffFork is a diff tool for Mac OS X. DiffFork can compare both folders and files, presenting differences in a visual format.

ECMerge is a comparison and synchronization tool with two and three-way merge for text and folders and difference on binary, text, images and folders, locally, via FTP/S, SFTP or in version controls. For Windows, Mac OS X, Solaris and Linux.




Workshare Compare is the leading document comparison software that lets you perform file comparison of two documents against multiple modified versions.
xxdiff is a QT based graphical file and directories comparator and merge tool. It provides comparing two files, three files.



Diff Checker compares two snippets of text, source code, JSON or full files and highlights every change side-by-side. Everything runs locally inside the browser extension—no data ever leaves the user’s machine—so it suits security-sensitive workflows.






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

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