Text Diff
Side-by-side line-level diff with additions, deletions, and matches highlighted. Browser-only.
100% in your browser. Files never uploaded.
How to use
- 1Paste the original on the leftAnything — text, code, config, log lines.
- 2Paste the modified version on the rightDiff updates as you type.
- 3Read the side-by-sideRemoved lines are red; added lines are green; matching lines align.
FAQ
Is this a character-level diff?
No — line-level. Two lines that share most characters but differ in one will show as a remove + add. Character-level inline diff is on the roadmap.