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Markdown to HTML

Developer

Free online Markdown to HTML converter with live split-pane preview. Paste Markdown, get clean HTML output instantly. Supports tables, code blocks, and more.

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Markdown ↔ HTML

Markdown to HTML

Type Markdown on the left, see the rendered HTML on the right.

  • Lists work
  • So does inline code
console.log('and code blocks');

Block quotes too.

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Rendered

How to use the Markdown to HTML

Using the tool is simple: open Markdown to HTML on this page and paste your input into the editor. The tool processes everything locally — nothing leaves your browser. Adjust settings as needed and copy the result.

Why use the Markdown to HTML

Markdown to HTML saves you from installing desktop software or juggling multiple online tools. It runs entirely in your browser, so you get instant results with zero setup. No signup, no ads, no data leaving your machine.

When to use Markdown to HTML

You would use Markdown to HTML whenever you need to quickly transform, validate, or inspect a piece of code or data without switching to a full IDE. It is ideal for debugging an API response, checking the structure of configuration files, or reformatting output from another tool before you paste it into a pull request or a ticket comment.

Key features of Markdown to HTML

Key benefits of Markdown to HTML include instant processing with no server uploads, support for large inputs that would cause web-based alternatives to time out, and a clean copy button that puts the result straight on your clipboard. The tool preserves line endings, encoding, and special characters so the output is ready to use in your editor, terminal, or API client without manual cleanup.

Common use cases for Markdown to HTML

Common scenarios include: debugging an API response to verify its structure before parsing it in code; formatting a configuration file that was pulled from a production server where only the minified version is available; and validating a JSON schema or XML document against expected patterns during integration testing between microservices.

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Quick answers for Markdown to HTML

What flavor of Markdown does this tool support?
The Markdown to HTML converter uses GitHub Flavored Markdown (GFM) - headings, lists, links, tables, fenced code blocks, blockquotes, and inline formatting all work the same way they do on GitHub.
Can I see the rendered output and the HTML source?
Yes. Toggle the right pane between Preview (rendered HTML) and HTML (the raw source). The Copy button always copies the HTML source so you can paste it straight into a CMS or an email template.
Is the rendered HTML safe to copy into my site?
It's clean HTML - no inline styles, no scripts, no class names - so it drops cleanly into most CMSes. If your input contains raw HTML, GFM passes it through; sanitize before publishing user-supplied input.
Does the Markdown to HTML tool work offline?
Yes. Conversion happens entirely in your browser via the marked library. Once the page is loaded you can use it without an internet connection, and nothing you paste leaves your device.
Why isn't my Markdown rendering the way I expect?
Most surprises come from blank-line rules - Markdown needs a blank line before a heading, a list, or a code fence for them to be recognized. Switch to the HTML view to see exactly what was produced.