Sites and apps similar to DiffALL include WinMerge, which is free and open source. Other options are Meld, Beyond Compare, KDiff3 and P4Merge. You're spoiled for choice with Diff Tools like DiffALL: we list more than 50 alternatives for Windows, Mac, Linux, self-hosting and iPad.
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)...
ExamDiff Pro is a fast visual tool for comparing and merging files, folders, and documents on Windows. It parses source code with Tree-sitter for syntax highlighting, a class/function scope bar, and structure-aware alignment of versions; compares Word, Excel, PowerPoint, and PDF...
United States
Diff Match Patch is a high-performance library in multiple languages that manipulates plain text.
VbaDiff is a tool for developers who use Visual Basic for Applications (VBA). It reads Microsoft Office documents and compares the VBA code they contain, displaying the differences in a clear manner to the developer.
Intuitive, multi-platform application for two and three-way visual file and folder comparison.
United States
Text Compare is a tool to find difference between two different texts. Supports many different languages. Just paste your text and click check.
Free file and folder merge tool providing two-way comparison, Visual Studio and Atmel Studio integration, enhanced folder sync, syntax highlighting, batch operations, Intellisense, navigation by change type, command line support, and detailed control over merges.
Czechia
EU
Guiffy is a diff merge tool and folder compare application and API. SureMerge is the most trustworthy source code 3-way merge tool available. Advanced features include tuneable inline diff highlighting, syntax highlighting and a blend of 3 diff algorithms.
United States
diffoscope tries to get to the bottom of what makes files or directories different. It will recursively unpack archives of many kinds and transform various binary formats into more human-readable form to compare them.
Easily compare and merge text files; compare doc, xls and pdf files; prepare comparison reports and printouts.
Russia
