Free Markdown to HTML converter — convert Markdown to HTML with live preview. GitHub-flavored Markdown support.
Convert Markdown to HTML with live preview. GitHub-flavored Markdown support with code highlighting, tables, and more. Works 100% in your browser.
Markdown Input
HTML Preview
Start typing Markdown to see the preview...
Copied!
Disclaimer: This tool processes all data locally in your browser. No Markdown content is sent to any server. The converter supports standard Markdown and common GitHub-flavored extensions.
What the Markdown to HTML Converter Does and Why It Matters
This tool converts Markdown into HTML, with a live preview and support for GitHub-flavored Markdown features such as tables, fenced code blocks, and task lists. Write or paste Markdown and get clean HTML you can publish.
Markdown is fast to write, but many platforms ultimately need HTML. Converting in the browser lets you draft in Markdown and drop the resulting HTML into a CMS, email, or static page without an extra toolchain.
How to Use Markdown to HTML
Type or paste your Markdown into the editor.
Watch the live preview render as you type.
Use GitHub-flavored features like tables and code fences as needed.
Output reflects the Markdown you write; styling comes from your site’s CSS, not the converter.
Raw HTML embedded in Markdown is passed through and should be trusted before publishing.
Very platform-specific Markdown extensions may not all be supported.
Privacy and Security
Conversion and preview run entirely in your browser, so your Markdown is never uploaded to NovaTools and nothing is stored. Draft private content safely.
Frequently Asked Questions
What is GitHub-flavored Markdown?
It is a popular Markdown dialect that adds tables, fenced code blocks, task lists, and automatic links on top of standard Markdown. This converter supports those common extensions.
Why does my HTML look unstyled?
The converter produces semantic HTML without visual styling. Appearance comes from the CSS of the site where you paste it, so it inherits your page’s look.
Is my Markdown sent to a server?
No. Both the conversion and the live preview run locally in your browser, so draft content stays on your device.
Markdown is a lightweight markup language that you can use to add formatting elements to plaintext text documents. Created by John Gruber in 2004, Markdown is now one of the world's most popular markup languages. This free online tool converts your Markdown to clean HTML, with support for GitHub-flavored Markdown extensions like tables, task lists, strikethrough, and more.
How to Use
Type or paste your Markdown in the left panel.
The HTML preview updates automatically if Live Preview is enabled.
Toggle GitHub-Flavored Markdown for additional features like tables.
Click Convert to manually refresh the preview.
Use Copy HTML to copy the raw HTML or Download HTML to save as a file.
Supported Markdown Features
Headers (H1-H6) with # syntax
Bold and italic text with ** and *
Links with [text](url) syntax
Images with  syntax
Ordered and unordered lists
Code blocks with ``` syntax
Inline code with `backticks`
Blockquotes with > syntax
Horizontal rules with ---
Tables (GFM mode)
Strikethrough with ~~text~~ (GFM mode)
Task lists with - [ ] syntax (GFM mode)
Frequently Asked Questions
What is GitHub-Flavored Markdown?
GitHub-Flavored Markdown (GFM) is an extension of standard Markdown that adds useful features like tables, task lists, strikethrough text, and automatic linking. It's the variant used on GitHub for README files, issues, and comments.
Is my content kept private?
Yes, completely. All conversion happens locally in your browser using JavaScript. No Markdown content is ever transmitted to any server or stored anywhere.
Can I convert HTML back to Markdown?
This tool only converts Markdown to HTML. For reverse conversion, you would need a specialized HTML-to-Markdown tool which handles the more complex task of cleaning and simplifying HTML markup.
Does the preview match the final output exactly?
The preview shows a styled representation of your HTML. The actual HTML output will be clean semantic markup without CSS styling. You can copy the HTML and style it according to your needs.
What if my Markdown has errors?
The parser is quite forgiving and will do its best to render your content. Minor syntax errors usually don't break the entire document - the parser will simply pass through text it doesn't recognize as valid Markdown.
Recommended next reading
Use these practical guides to understand when this tool is the right choice, what to check before exporting, and which workflow usually comes next.
