Markdown Syntax Manual

standard Markdown

ElementSyntax
Headings
# Heading 1
## Heading 2
### Heading 3
Emphasis
*Italic* or _Italic_
**Bold** or __Bold__
Lists
- Unordered list
1. Ordered list
Links
[Link text](URL)
Images
![Alt text](Image URL)
Blockquotes
> Blockquote
Code
`Inline code`
```
Code block
```

gfm Markdown

ElementSyntax
Task Lists
- [ ] Uncompleted task
- [x] Completed task
Tables
| Column 1 | Column 2 |
|----------|----------|
| Row 1    | Row 1    |
Strikethrough
~~Strikethrough~~
Autolinks
<https://example.com>

commonmark Markdown

ElementSyntax
Headings
# Heading 1
## Heading 2
### Heading 3
Emphasis
*Italic* or _Italic_
**Bold** or __Bold__
Lists
- Unordered list
1. Ordered list
Links
[Link text](URL)
Images
![Alt text](Image URL)
Blockquotes
> Blockquote
Code
`Inline code`
```
Code block
```

extra Markdown

ElementSyntax
Footnotes
Footnote[^1]

[^1]: Footnote content
Definition Lists
Term
: Definition
Abbreviations
*[HTML]: Hyper Text Markup Language

multimarkdown Markdown

ElementSyntax
Tables
| Column 1 | Column 2 |
|:---------|----------:|
| Left     | Right    |
Math
$$E = mc^2$$
Citations
> Blockquote
> [Source]

pandoc Markdown

ElementSyntax
Definition Lists
Term
  ~ Definition
Line Blocks
| This is the first line
| This is the second line

rmarkdown Markdown

ElementSyntax
R Code Chunks
```{r}
plot(cars)
```

kramdown Markdown

ElementSyntax
Attribute Lists
{:.className}
Paragraph text
Inline Attributes
This is *red*{: style="color: red"}

maruku Markdown

ElementSyntax
Metadata
Title: Document Title
Author: Author Name

asciidoc Markdown

ElementSyntax
Headings
= Heading 1
== Heading 2
=== Heading 3
Emphasis
_Italic_
*Bold*
*_Bold Italic_*
Lists
* Unordered list
. Ordered list
Links
https://example.com[Link text]
Images
image::Image URL[Alt text]
Blockquotes
____
Blockquote
____
Code
`Inline code`
----
Code block
----