Difftastic is a diff tool that compares files based on their syntax. It supports over 20 programming languages and when it works, it's fantastic.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- BSD

DiffMerge is described as 'Graphical file comparison program for Windows, Mac OS X and Unix, published by SourceGear' and is a Diff Tool in the file management category. There are more than 50 alternatives to DiffMerge for a variety of platforms, including Windows, Mac, Linux, Web-based and BSD apps. The best DiffMerge alternative is Meld, which is both free and Open Source. Other great apps like DiffMerge are WinMerge, Beyond Compare, KDiff3 and P4Merge.
Difftastic is a diff tool that compares files based on their syntax. It supports over 20 programming languages and when it works, it's fantastic.

Diffchecker Pro enables you to compare various types of content, on your desktop or directly in the browser.




Diffuse is a small and simple text merge tool written in Python. With Diffuse, you can easily merge, edit, and review changes to your code.

ExamDiff Pro is a powerful, intuitive, and easy to use visual side-by-side comparison tool for comparing and merging text and binary files, and directories.




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.

Kompare is a graphical diff and merge tool targeting developers. It allows users to compare two different text files or two directories. It is part of KDE Applications (and formerly part of KDE Software Compilation) and therefore primarily used on Linux and other Unix-like...

Intuitive, multi-platform application for two and three-way visual file and folder comparison.

Perform detailed folder and file comparisons on Mac with side-by-side expandable trees, colour and icon indicators, content-based matching, manual synchronisation, filename templates, quick reload, tabbed interface, drag-and-drop, and intuitive visual controls.




SmartSynchronize is a 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)...



WinMerge 2011 series is a fork of the original WinMerge application that compiles without ATL/MFC dependencies to enable zero-budget developers to build WinMerge from sources using Visual C++ Express editions.








I like compare, but I can not say yet if this is the best because I did not try the other ones.