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Markdown to HTML
Markdown to HTML Converter — Live Preview
Write or paste Markdown and see the HTML output in real time.
About Markdown to HTML
This tool converts Markdown to clean, standards-compliant HTML in real time with a side-by-side preview so you can see exactly how your content will render. It supports GitHub Flavored Markdown (GFM) including tables, task lists, fenced code blocks, strikethrough, and autolinked URLs. Write or paste your Markdown on the left and instantly see the rendered output on the right; the preview is sanitized before it renders, while the HTML view and the copy button hand you the raw output untouched. Copy the HTML source code for embedding in websites, email templates, or CMS platforms, or stay in the rendered preview to check formatting. This is ideal for writing blog posts, README files, documentation, newsletter content, and any situation where you author in Markdown but need HTML output. Developers frequently use this tool to preview README files before committing, convert documentation for static site generators, and prepare formatted content for platforms that accept HTML input.
Questions
Is my data sent to a server?
No. All processing happens locally in your browser. No data leaves your device.
Which Markdown features are supported?
The tool supports standard Markdown including headings, bold, italic, links, images, code blocks, lists, blockquotes, tables, and horizontal rules.
Can I preview the rendered HTML?
Yes. The tool shows both the raw HTML output and a live preview of how it looks rendered in a browser.
Does it support GitHub-Flavored Markdown?
Yes. Features like tables, task lists, strikethrough, and fenced code blocks with syntax highlighting are all supported.
Is my file uploaded to a server?
No. Transmute processes everything locally in your browser using JavaScript and WebAssembly. Your files never leave your device — there is no server, no upload, no cloud processing.