Bulk Barcode Generator – Convert Excel data to high-resolution barcodes privately

Summary: Bulk Barcode Generator creates barcodes from Excel or CSV files directly in the browser without uploading data. It preserves leading zeros in UPCs and outputs a ZIP file with 600 DPI images, all free and without signup.

What it does

It processes Excel or CSV files by selecting a column to generate barcodes, then downloads them as a ZIP archive with high-resolution images. All operations run locally in the browser to keep data private.

Who it's for

Users needing to generate multiple barcodes from spreadsheet data without sharing files or signing up for services.

Why it matters

It eliminates the need for one-by-one barcode creation, server uploads, or account registration while preserving data privacy and barcode accuracy.