Setup

Requirements, wiring steps, and what this pattern adds to your project.

Requirements

Complexity: Beginner
Setup time: ~5 minutes

Getting started

Install and export live in the preview toolbar — this section covers what lands in your project and how to wire it up.

1
Install from the preview toolbar
Use the install command above — Pro patterns include a short-lived token.
2
Customize the agent and tool files
Use Copy for AI in the toolbar, then adapt prompts, tools, and stop conditions.
3
Run your dev server and test the live preview

Files added

app/page.tsx
app/layout.tsx
README.md

Dependencies

Registry components

buttoncardcheckboxemptylabelselecttable

Files to customize

lib/xlsx-csv.ts
SheetJS read from ArrayBuffer; sheet_to_csv for downloads; sheet_to_json header:1 for preview rows; sanitize filenames; UTF-8 BOM option; file-saver downloads.

PatternsTools & Utilities

XLSX → CSV export

FULL STACKPro · Preview available

Load Excel .xlsx or .xls workbooks in the browser with SheetJS, pick a sheet, preview rows, and download CSV—with optional UTF-8 BOM and multi-sheet export.

Open in

app/page.tsx

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XLSX → CSV export

Join on desktop to see the interactive preview.

Load Excel .xlsx or .xls workbooks in the browser with SheetJS, pick a sheet, preview rows, and download CSV—with optional UTF-8 BOM and multi-sheet export.

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133 full stack blocks
Complete source code

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