Markdown Diff

Paste two versions of a markdown document — before and after — and see exactly what changed, highlighted line by line. No git, no setup, no upload. Everything runs in your browser.

Before

Original

After

Revised

Output

Unified diff

0 added 0 removed 0 unchanged
Read guide

Paste original and revised text to compare.

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Frequently asked questions

What does Markdown Diff do?

Paste two versions of a markdown document and see exactly what changed, highlighted line by line. Runs in your browser — nothing is uploaded to Tiny Design Shop servers.

How do I compare markdown documents without git?

Paste the original text in the left panel and the revised text in the right panel of Markdown Diff. The tool computes a line-by-line unified diff instantly in your browser, shows added lines in green and removed lines in red, and lets you copy a plain-text unified diff. No repository, account, or upload required.

Guides

How to compare markdown documents

Paste before and after text and see a colour-coded line-by-line diff without git or upload.

Compare markdown without git

How Markdown Diff compares to git diff, track changes, and other online text diff tools.