# Table of Content

> A dependency-free vertical table of content with pointer scrubbing, keyboard navigation, spring-driven tick magnification, and floating section previews.

- Author: [zanwei](https://21st.dev/@zanwei)
- License: mit
- Tags: Animation, Table of Content, Navigation
- Live preview: https://21st.dev/@zanwei/components/table-of-content

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/zanwei/table-of-content?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt · More like this: https://21st.dev/community/components/s/animation.md