# HeroUI Alert

> HeroUI v3 Alert — status-aware feedback messages built with the real @heroui/react package. Includes default, accent, success, warning and danger statuses, action buttons, close buttons, custom indicators, compact alerts, stacked notifications, maintenance notices and custom BEM/Tailwind styling. Works in light and dark themes.

- Author: [Hero Ui](https://21st.dev/@hero_ui)
- License: mit
- Tags: Alert, Notification, Status, Feedback
- npm dependencies: tailwindcss, @heroui/react, @heroui/styles
- Live preview: https://21st.dev/@hero_ui/components/heroui-alert

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/hero_ui/heroui-alert?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/alert.md