Markdown to HTML Converter
Convert Markdown to HTML instantly. Preview rendered output or copy raw HTML source.
Safe conversion with no data sent to server
Last updated: March 2026
What is Markdown to HTML Conversion?
Markdown is a lightweight markup language created by John Gruber in 2004, designed to be readable in plain text while easily converting to structurally valid HTML. Markdown uses intuitive syntax like # for headings, **bold** for bold text, [link](url) for hyperlinks, and indented code blocks for code snippets. It has become the de facto standard for writing documentation, README files, blog posts, and technical content across platforms like GitHub, GitLab, Stack Overflow, and countless CMS systems.
Converting Markdown to HTML transforms this human-friendly syntax into the structured markup that web browsers render. This process handles headings (h1-h6), paragraphs, lists (ordered and unordered), code blocks with syntax highlighting markers, blockquotes, images, tables, and inline formatting. The resulting HTML can be embedded directly into web pages, email templates, or content management systems.
The conversion is particularly valuable for developers who write content in Markdown for version control friendliness but need HTML output for deployment. Static site generators like Jekyll, Hugo, and Gatsby rely heavily on this conversion, and understanding the Markdown-to-HTML pipeline helps debug rendering issues and customize output.
How to Use This Tool
Type or paste your Markdown content into the input text area. Click "Convert to HTML" to generate the HTML output. You can switch between two view modes: "Preview" renders the HTML as it would appear in a browser, while "HTML Source" shows the raw HTML code. Use the copy button to copy the HTML source to your clipboard, or the download button to save it as an .html file.
The converter supports standard Markdown syntax including headings (# through ######), bold and italic text, links, images, ordered and unordered lists, code blocks (both inline and fenced), blockquotes, horizontal rules, and tables. Try pasting an existing README.md file to see how it converts, or experiment with different Markdown elements to learn the syntax.
Common Use Cases
- Converting README.md files to HTML for embedding in project documentation sites
- Generating HTML email content from Markdown-formatted drafts
- Previewing how Markdown will render before committing to a Git repository
- Creating blog post HTML from Markdown source files for CMS platforms
- Converting technical documentation and API guides to web-publishable format
- Generating HTML snippets for static site generators and JAMstack deployments
- Transforming meeting notes and wikis written in Markdown into shareable HTML pages
- Rapid prototyping of web content layouts using Markdown as input
FAQ
Does this converter support GitHub Flavored Markdown (GFM)?
The converter supports the most common Markdown features including tables, fenced code blocks, and strikethrough text, which are part of the GFM specification. Some GitHub-specific extensions like task lists or emoji shortcodes may not be fully supported.
Can I use this HTML output directly on my website?
Yes. The generated HTML is clean and standards-compliant. You can copy the HTML source and paste it into any web page, CMS editor, or email template. You may want to add your own CSS styles to match your site's design, as the output is unstyled semantic HTML.
Is the conversion performed on a server?
No. All conversion happens entirely in your browser using client-side JavaScript. Your Markdown content is never sent to any external server, making this tool safe for converting sensitive or proprietary documentation.
What is the difference between Markdown and HTML?
Markdown is a simplified writing format designed for readability in plain text, while HTML (HyperText Markup Language) is the standard markup language for web pages. Markdown is easier to write and read, but browsers only understand HTML. The conversion bridges this gap, letting you write in Markdown and publish in HTML.