# Popover (Base UI)

> A popover built on Base UI popover primitives with side-aware panel motion, optional anchor support, and size-aware content transitions.

- Author: [Edwin Vakayil](https://21st.dev/@edwinvakayil)
- Library: @iconiq
- License: mit
- Tags: Popover, Overlay, Base UI, Tooltip, Dropdown
- npm dependencies: motion, @base-ui/react
- Live preview: https://21st.dev/@edwinvakayil/components/b-popover

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/edwinvakayil/b-popover?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/popover.md