# Cloud Shader

> A WebGL shader background that renders soft, drifting procedural clouds against a gradient sky, tunable by speed, cloud count, and colors, for hero sections and page backgrounds.

- Author: [Manu Arora](https://21st.dev/@manuarora700)
- Library: [Aceternity UI](https://21st.dev/@manuarora700/library/aceternity-ui)
- License: Aceternity License
- Tags: Background, WebGL, Hero Section, Shader
- Live preview: https://21st.dev/@manuarora700/components/cloud-shader

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/manuarora700/cloud-shader?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/background.md