Kompare is described as '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' and is a Diff Tool in the development category. There are more than 50 alternatives to Kompare for a variety of platforms, including Windows, Mac, Linux, Web-based and BSD apps. The best Kompare alternative is WinMerge, which is both free and Open Source. Other great apps like Kompare are Meld, Beyond Compare, KDiff3 and ForskScope.