Markdown Syntax: The Complete Cheatsheet for Developers

Why Markdown?

Markdown is the universal writing format for developers. README files, documentation sites, blog posts, pull request descriptions, Slack messages — all Markdown. Once you know it, you'll use it every day.

Basic Formatting

**bold text**
*italic text*
~~strikethrough~~
`inline code`

# Heading 1
## Heading 2
### Heading 3

> Blockquote

--- (horizontal rule)

Links and Images

[Link text](https://example.com)
![Alt text](image.jpg)

[Link with title](https://example.com "Title text")


[Google][1]
[1]: https://google.com

Lists

- Item one
- Item two
  - Nested item
  - Another nested


1. First step
2. Second step
3. Third step


- [x] Done task
- [ ] Incomplete task

Code Blocks

```javascript
const greeting = "Hello, World!";
console.log(greeting);
```


Use `npm install` to add packages.

Tables (GFM)

| Name    | Role      | Status |
|---------|-----------|--------|
| Alice   | Admin     | Active |
| Bob     | Editor    | Active |
| Charlie | Viewer    | Inactive|

GFM Extensions

GitHub Flavored Markdown adds:

• Task lists: - [ ] todo
• Tables: pipe-separated columns
• Strikethrough: ~~deleted~~
• Autolinks: URLs become clickable automatically
• Code fencing: with syntax highlighting

Live Preview

Use our Markdown Previewer to see your Markdown rendered in real-time as you type.