# Excel Viewer

> A spreadsheet viewer that renders XLSX workbooks with multiple sheets, frozen headers, formulas, toolbar, zoom, upload and download. Powered by @extend-ai/react-xlsx.

- Author: [extend-hq](https://21st.dev/@extend-hq)
- License: mit
- Tags: Spreadsheet, Xlsx
- npm dependencies: @hugeicons/react, @extend-ai/react-xlsx, @hugeicons/core-free-icons
- Live preview: https://21st.dev/@extend-hq/components/xlsx-viewer

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/extend-hq/xlsx-viewer?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/spreadsheet.md