# Circularium Ring

> Interactive 24-hour circadian focus ring with 2D heatmap and 3D isometric perspectives, light and dark mode compatible.

- Author: [Daiwiik Harihar](https://21st.dev/@daiwiikharihar)
- License: mit
- Live preview: https://21st.dev/@daiwiikharihar/components/circularium-ring

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/daiwiikharihar/circularium-ring?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