# Heart Pulse Loader

> A circular dot-matrix loading animation whose center pulses with a dual-beat heartbeat cadence, radiating soft concentric waves.

- Author: [Shawn Silva](https://21st.dev/@zzzzshawn)
- License: Custom Proprietary License
- Tags: Pulse, Loading, Loader, Spinner, Dot Matrix
- Live preview: https://21st.dev/@zzzzshawn/components/dotm-circular-8

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/zzzzshawn/dotm-circular-8?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/pulse.md