# Hover Card

> A popover that shows extra preview content, like a profile summary or link preview, when a user hovers over a trigger element.

- Author: [sopo](https://21st.dev/@sopo)
- Library: @delego
- License: MIT
- Tags: Hover Card, Popover, Preview Card, Tooltip, Base UI
- npm dependencies: @base-ui/react
- Live preview: https://21st.dev/@sopo/components/hover-card

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/sopo/hover-card?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/hover-card.md