Text Diff Merger
Three-way merge tool for combining text from multiple sources with conflict resolution.
Base Version Original
Left Version Theirs
Right Version Yours
Total Lines: 0 Conflicts: 0 Resolved: 0 Auto-Merged: 0
Merge Result
- Click "Find Conflicts" to start merging
Final Merged Output
🔒 Privacy First: All merging happens locally in your browser. No data is sent to any server.
What is a Three-Way Merge?
A three-way merge compares two modified versions of a file against their common base version. This allows the tool to intelligently determine which changes to keep and identify conflicts where both versions modified the same lines differently.
Common Use Cases
- Resolving Git merge conflicts
- Combining changes from multiple contributors
- Merging document revisions
- Reconciling configuration file changes
- Collaborative text editing
How to Use This Tool
- Paste the original base version in the first panel
- Paste the first modified version (Left/Theirs) in the second panel
- Paste the second modified version (Right/Yours) in the third panel
- Click "Find Conflicts" to identify differences
- Resolve conflicts by clicking on the version you want to keep
Related Utilities
Explore our other free text tools: Diff Checker, Character Counter, Case Converter, and Duplicate Line Remover.