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Keyboard Shortcuts
Markdown Formatting
| Ctrl+B | Bold |
| Ctrl+I | Italic |
File Operations
| Ctrl+S | Save as .md |
| Ctrl+O | Open file |
Navigation
| Ctrl+G | Go to line |
| Ctrl+Home | Go to start |
| Ctrl+End | Go to end |
| Alt+←/→ | Word navigation |
Search & Replace
| Ctrl+F | Find |
| Ctrl+H | Replace |
| F3 | Find next |
| Shift+F3 | Find previous |
Editing
| Ctrl+Z | Undo |
| Ctrl+Y | Redo |
| Ctrl+D | Duplicate line |
| Ctrl+Shift+K | Delete line |
| Tab | Indent |
| Shift+Tab | Outdent |
| Alt+↑/↓ | Move line up/down |
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| Escape | Exit fullscreen |
Markdown Extensions
~text~ | Subscript |
^text^ | Superscript |
==text== | Highlight |
++text++ | Inserted |
[^1] | Footnote ref |
Term\n: Def | Definition list |
:smile: | Emoji |
Editor Settings
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Line-accurate keeps the preview at the block you are editing; it moves faster past tall images and diagrams.
Markdown Cheat Sheet
Headings
# Heading 1 | Heading 1 |
## Heading 2 | Heading 2 |
### Heading 3 | Heading 3 |
Emphasis
**bold** | bold |
*italic* | italic |
~~strikethrough~~ | |
`inline code` | inline code |
Links & Images
[text](url) | Hyperlink |
 | Image |
https://example.com | Auto-link (linkify) |
Lists
- item | Unordered list |
1. item | Ordered list |
- [x] done | Task list |
- [ ] todo | Task list (unchecked) |
Other
> quote | Blockquote |
--- | Horizontal rule |
```lang | Fenced code block |
| A | B | | Table |
Definition Lists
Term: Definition |
|
Footnotes
Text[^1] | Footnote reference |
[^1]: Note text | Footnote definition |
Subscript & Superscript
H~2~O | H2O |
x^2^ | x2 |
Highlight & Insert
==highlighted== | highlighted |
++inserted++ | inserted |
Abbreviations
*[HTML]: Hyper Text Markup Language | HTML (hover for tooltip) |
Emoji
:smile: :heart: :rocket: | Emoji shortcodes |
Math (KaTeX)
$E = mc^2$ | Inline math |
$$\sum_{i=1}^{n} x_i$$ | Block math |
Mermaid Diagrams
```mermaidgraph TD A --> B``` | Flowchart, sequence, class, state, ER, Gantt, pie |
Typographer
"quotes" | “Smart quotes” |
--- / -- | — em-dash / – en-dash |
... | … ellipsis |
HTML
<div>raw HTML</div> | HTML tags are rendered |