supermarkdown

Markdown Diff Tool

Free Markdown diff tool to compare two documents side by side. Highlights additions, deletions, and modifications in your browser.

Original
Modified
Diff
Enter text in both editors to see differences

How to Use

1

Paste both documents

Enter the original and modified Markdown in the two editors.

2

View differences

Additions, deletions, and changes are highlighted automatically.

3

Toggle view

Switch between side-by-side and inline diff views.

Frequently Asked Questions

How does the diff tool work?+
Paste two Markdown documents and the tool highlights differences - additions in green, deletions in red, and modifications in yellow.
Can I compare large documents?+
Yes. The diff runs entirely in your browser with no size limits. Performance depends on your device, but documents with thousands of lines work well on modern hardware.
What diff algorithm is used?+
The tool uses a line-level diff algorithm that identifies inserted, deleted, and changed lines. It groups adjacent changes into hunks for easier reading.

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