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Markdown to HTML Converter — Live Preview & Copy

Write or paste Markdown on the left, see the rendered HTML preview on the right, and copy the output ready to paste into any CMS.

Hello RapidTools

A markdown to HTML converter.

  • Fast
  • Free
  • Private

Learn more

What it does

Markdown to HTML parses GitHub-flavoured Markdown using the marked library and shows a live HTML preview alongside the raw HTML output.

When to use it

Use it for converting README content for a website, drafting blog posts, or quickly previewing how Markdown will render before publishing.

Benefits

  • Live side-by-side preview
  • Copy clean HTML in one click
  • Supports headings, lists, links, code, bold, italic
  • Runs locally — your draft stays private

Example

Write # Hello and **world** to instantly preview an H1 and bold text, then copy the matching HTML.

Frequently asked questions

Which Markdown flavour is supported?
Standard CommonMark plus GitHub-flavoured extensions like fenced code blocks and tables.
Is the HTML safe to paste into my site?
The output is plain HTML. If you accept untrusted Markdown from users, sanitise the HTML before rendering.
Can I export the HTML as a file?
Use the Copy button and paste it into any .html file or your CMS editor.

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