Convert DuckDB to Excel Online

Open DuckDB database files and export tables as Excel (.xlsx) directly in your browser. No upload, no server, no installation required.

Why Convert DuckDB to Excel

Native DuckDB Reader

ExploreMyData uses DuckDB WASM to read .duckdb files natively in your browser. All tables, views, and data types are fully preserved.

Preserves Data Types

DuckDB column types are mapped to Excel types. Numbers, dates, and text are correctly typed in the exported .xlsx file.

Each Table Gets Its Own Tab

Your DuckDB database may contain multiple tables. Each one opens as a separate file tab so you can browse and export any table as Excel.

Filter Before Export

Apply filters, sort rows, and transform columns before exporting. Only include the data you actually need in your Excel file.

No Upload Required

Your DuckDB file stays on your device. Nothing is sent to any server. All processing runs locally in your browser.

100% Free

No sign-up, no subscription, no limits. Convert as many DuckDB tables to Excel as you need, completely free.

How It Works

1

Drop your .duckdb file

Drag a .duckdb file onto the page. Each table loads as a separate tab instantly.

2

Pick a table tab

Each table opens as its own tab. Preview data, filter, or transform before export.

3

Export as Excel

Click Export, choose Excel (.xlsx), and download your spreadsheet.

Frequently Asked Questions

How do I convert a DuckDB file to Excel?

Open exploremydata.com/app and drag your .duckdb file onto the page. Each table opens as its own tab. Click the table you want, then click Export and choose Excel (.xlsx). The conversion runs entirely in your browser.

Can I export multiple tables to Excel?

Yes. After opening your DuckDB file, each table opens as its own tab. You can export each table individually as a separate Excel file.

Are column types preserved in the Excel output?

Yes. DuckDB data types are mapped to appropriate Excel types. Numbers stay as numbers, dates as dates, and text as text in the exported .xlsx file.

Is my data private?

Yes. Your DuckDB file never leaves your device. Everything runs locally in your browser using DuckDB WASM. No data is uploaded to any server.

Ready to convert your DuckDB tables to Excel?

No sign-up, no upload, no installation. Just open your file and export.

Convert DuckDB to Excel Free