Free Markdown Tools

Free public tools

Useful before you ever install the app.

The first MD HD public signal is a local Markdown Health Check: structure, accessibility, and mobile-readability feedback without uploading your file.

Run the free checkExplore MD HD
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Alpha 01

Markdown Health Check

Paste Markdown and get a transparent score for titles, hierarchy, paragraph length, links, image alternatives, and code fences.

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