Write Markdown on the left and see the live rendered preview on the right — instant, client-side, no account needed. Supports headings, code blocks, tables, links and more.
Markdown is a lightweight markup language created by John Gruber in 2004 with the goal of being readable as plain text. Today it is the standard for README files, technical documentation, blog posts and developer notes. This Markdown preview tool lets you write and render Markdown side by side — instantly, in your browser, with no server or account required.
This live Markdown editor supports the core CommonMark specification and the most common GitHub Flavored Markdown (GFM) extensions.
Wrap text in **double asterisks** for bold, single *asterisks* for italic, and ~~tildes~~ for strikethrough. Combine them with ***triple asterisks*** for bold italic. All inline formatting works inside paragraphs, list items, table cells and blockquotes.
Prefix a line with one to six # characters to create H1 through H6 headings. H1 and H2 are underlined with a subtle border, following GitHub's rendering convention. Headings create a clear document hierarchy that improves both readability and SEO when the content is published.
Surround short snippets with `backticks` for inline code. For multi-line blocks, use triple backticks and add an optional language identifier — for example ```javascript or ```python. The language class is preserved in the output HTML so libraries like Prism or Highlight.js can apply syntax coloring.
Unordered lists use -, * or + as bullet markers. Ordered lists start with 1., 2., and so on. Tables are built with pipe characters and a separator row of dashes. Blockquotes start with > and are rendered with a colored left border for visual clarity.
The README.md is the first thing visitors see on GitHub, GitLab or Bitbucket. Use this tool to write and verify your README before committing. Paste existing content to instantly check how it will render on the platform.
Static site generators like Hugo, Jekyll, Docusaurus and MkDocs all use Markdown as their source format. Draft your documentation pages here, check the layout, and copy the HTML if your CMS requires it.
Platforms like Ghost, Notion and Obsidian support Markdown natively. Use this tool as a fast scratchpad to compose and format content before pasting it into your platform of choice.
Type or paste Markdown into the left panel. The right panel updates in real time with every keystroke. Click Copy HTML to grab the rendered HTML output — ready to paste into any HTML-based platform or email template. The word and character count is shown in the toolbar.
# H1 Heading ## H2 Heading ### H3 Heading
**bold text** *italic text* ***bold italic*** ~~strikethrough~~
```javascript
const greet = name =>
`Hello, ${name}!`;
```
| Name | Role | |-------|-------| | Alice | Dev | | Bob | QA |
[OpenAI](https://openai.com) 
- Item one - Item two 1. First 2. Second > A blockquote
No. Everything runs entirely in your browser using vanilla JavaScript. Your Markdown text never leaves your device — there is no server, no database and no tracking involved.
The built-in parser covers the core CommonMark specification plus popular GitHub Flavored Markdown (GFM) extensions: tables, strikethrough (~~text~~), fenced code blocks with language identifiers, and horizontal rules.
Click the Copy HTML button in the toolbar. The full HTML of the rendered preview is copied to your clipboard, ready to paste into a CMS, email template or any HTML platform.
Yes. The rendering closely follows GitHub's Markdown style — H1 and H2 headings have a bottom border, code blocks use a monospace font, tables are supported, and blockquotes use a left-border accent. It gives a reliable preview of how your README will look on GitHub.
Use pipe characters to separate columns and a row of dashes to define the header separator:
| Col 1 | Col 2 ||-------|-------|| A | B |
Alignment is left by default. Add colons to the separator row to align columns: |:------| left, |------:| right, |:-----:| center.
HTML is the native language of web browsers — verbose and precise. Markdown is a human-friendly shorthand that compiles to HTML. # Title in Markdown becomes <h1>Title</h1> in HTML. Markdown is faster to write and easier to read; HTML gives you full control over structure and styling.
Add the language name right after the opening triple backticks:
```pythondef hello(): print("Hello")```
The language is preserved in the output as a class attribute on the <code> tag. Syntax-highlighting libraries like Highlight.js or Prism.js can then pick it up automatically.
Yes. Use the syntax . The image must be accessible via a public URL. For GitHub README files, you can upload images to the repository and reference them by relative path, e.g. .