Write or paste Markdown and see the live preview and clean HTML output side by side. Instant, free, browser-based.
Markdown is a lightweight markup language created by John Gruber in 2004. It allows you to write plain text with simple formatting syntax that converts to valid HTML. It's used everywhere — GitHub READMEs, blog platforms, documentation systems, note-taking apps, and chat tools like Slack and Discord.
# Heading 1 → <h1>**bold** → <strong>*italic* → <em>[link](url) → <a href="url"> → <img>`code` → <code>> blockquote → <blockquote>