Online Diff Checker
See exactly what changed between two versions with a side-by-side, syntax-aware diff.
Drop your file here
Supports TXT, JS, TS, JSON, MD, CSS, HTML · processed locally
How to use the Diff Checker
- 1Open the original file.
- 2Open the changed version.
- 3Review the highlighted differences.
- 4Export the merged result.
Features
- Side-by-side and inline diff
- Syntax highlighting
- Whitespace handling