letr.es supports GFM (GitHub Flavored Markdown). Here's everything you can use in your posts.

Headings

Use # to create headings:

# Heading 1
## Heading 2
### Heading 3
#### Heading 4

Text Formatting

Style Syntax Example
Bold **text** or __text__ Bold
Italic *text* or _text_ Italic
Strikethrough ~~text~~ Strikethrough
Inline code code code

Links

[link text](https://example.com)

Lists

Unordered:

- Item 1
- Item 2
  - Nested item

Ordered:

1. First item
2. Second item

Checklists:

- [x] Completed task
- [ ] Pending task

Code Blocks

Use triple backticks with an optional language identifier for syntax highlighting:

def hello():
    print("Hello, letr.es!")

Blockquotes

> This is a blockquote.
> It can span multiple lines.

Tables

| Left | Centre | Right |
|------|--------|-------|
| Cell | Cell   | Cell  |

Horizontal Rule

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Images

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

All formatting is rendered in real time in the editor — you can preview exactly how your post will look as you write.