Best DiffPDF Alternatives & Competitors in 2025

KDiff3 is a file and directory diff and merge tool which compares and merges two or three text...

Beyond Compare allows you to compare files and folders.

Automate backups for your servers and databases(MySQL, PostgreSQL, MongoDB) in just a few clicks

Try for free paid Free Trial €9.0 / Monthly

What is Meld? Meld is a visual diff and merge tool targeted at developers.

Open Source

DiffMerge is a graphical file comparison program for Windows, Mac OS X and Unix, published by...

tkdiff is a graphical diff viewer based on the Tk framework.

XXDiff is the name of a graphical file and directories comparison system.

Kompare is a GUI front-end program that enables differences between source files to be viewed and merged.

TextWrangler is a very capable text editor. What sets BBEdit apart is its extensive professional feature set including Web authoring capabilities and software development tools.

WinMerge is an open source differencing and merging tool for Windows.

Open Source

A valuable tool for diagnosing continuous integration bugs, Folder Diff also measures how much code must be resolved in pending merge scenarios. Visually compare two versions using image diff within P4Merge to determine changes made.

Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features. Fully customizable with macros, and syntax highlighting for most major languages.

Open Source

Altova DiffDog is a powerful, easy-to-use diff merge tool that lets you quickly compare, merge, and sync text or source code files, folders containing any file type, or entire directories.

CLI Visual Merge/Diff tool