KDiff3 – graphical text difference analyzer

KDiff3 is an open source graphical text difference analyzer for up to 3 input files, provides character-by-character analysis and a text merge tool with integrated editor.

It can also compare and merge directories.

KDiff3 runs best on KDE but can be built without it.

Features include:

  • Intuitive graphical user interface.
  • Compares or merges two or three text input files or directories.
  • Shows the differences line by line and character by character.
  • Automatic merge-facility.
  • Integrated editor for comfortable solving of merge-conflicts.
  • Supports Unicode, UTF-8 and other codecs, autodetection via byte-order-mark “BOM”.
  • Supports KIO on KDE (allows accessing ftp, sftp, fish, smb etc).
  • Printing of differences.
  • Manual alignment of lines.
  • Automatic merging of version control history.
  • KDE-Konqueror/Dolphin service menu plugin.

Website: kdiff3.sourceforge.net
Support: Handbook, Mailing List
Developer: Joachim Eibl
License: GNU GPL v2

Click for full size image

KDiff3 is written in C++. Learn C++ with our recommended free books and free tutorials.

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