KDiff3, alternative Linux à Beyond Compare
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KDiff3 can replace Beyond Compare for basic text and folder comparison, especially for users who need a free, open‑source solution. It handles line‑by‑line diffs, three‑way merges, and Unicode files, making it suitable for developers and power users who work with Git. However, it lacks binary diffing, archive comparison, and the advanced visual highlighting and batch processing that Beyond Compare offers, so it may not satisfy users who rely on those features.
- Licence
- GPL-2.0-or-later
- Prix
- Gratuit
- Dernière version
- 1.12.5 (20 juillet 2026)
- Note
- —

Ce qui fonctionne pareil
- Both compare files and directories side‑by‑side
- Support three‑way merges
- Highlight differences line by line
- Integrate with Git for diff views
- Provide an editor for resolving merge conflicts
Ce qui change
- KDiff3 does not compare binary files
- No support for comparing archive contents (zip, tar, etc.)
- No visual syntax highlighting for code
- No batch processing of large datasets
- Missing advanced UI features like side‑by‑side diff with color coding and context menus
Ouvrir vos fichiers Beyond Compare
Beyond Compare uses proprietary .bcmp files for project settings and .bcs for session data. KDiff3 does not read these formats; you must recreate comparisons manually. Text and folder comparisons can be performed by opening the same files or directories directly in KDiff3.
Passer de Beyond Compare à KDiff3, étape par étape
- Export any custom settings from Beyond Compare (if needed).
- Open the target files or folders in KDiff3 by selecting File → Open or dragging them into the window.
- Use the three‑way merge feature if you need conflict resolution.
- Save any frequently used comparison as a script or batch file if KDiff3 supports it.
- Close Beyond Compare and rely on KDiff3 for future diffs.
Fonctionnalités clés de KDiff3
- Compare deux ou trois fichiers ou dossiers côte à côte
- Affichage des différences ligne par ligne et caractère par caractère
- Fonctionnalité de fusion automatique pour la résolution des conflits
- Éditeur intégré pour résoudre les conflits de fusion
- Prend en charge Unicode, UTF-8 et diverses autres encodages
- Options pour mettre en surbrillance ou ignorer les espaces et les commentaires
- Transparence réseau via KIO pour les fichiers distants
- Prise en charge de la fusion des mots-clés et de l'historique du contrôle de version
Installer KDiff3 sous Linux
flatpak install flathub org.kde.kdiff3sudo apt install kdiff3sudo apt install kdiff3sudo dnf install kdiff3sudo pacman -S kdiff3sudo zypper install kdiff3Questions fréquentes
Can I use KDiff3 to compare zip archives?
No, KDiff3 cannot open or compare archive contents directly. You need to extract the archives first or use another tool that supports archive comparison.
Does KDiff3 support binary file comparison?
No, KDiff3 only handles text files. Binary comparison is not available.
Will KDiff3 show syntax highlighting for code?
KDiff3 shows line and character differences but does not provide language‑specific syntax highlighting like Beyond Compare. It uses plain text highlighting of changed lines.