Free online barcode generator allows you to create professional-quality barcodes for your products, inventory, documents, and more. All processing happens in your browser - no data is sent to any server, ensuring complete privacy and security. 15+ Barcode Formats: Support for EAN-13, EAN-8, UPC-A, UPC-E, QR Code, Data Matrix, Code 128, Code 39, PDF417, Aztec Code, and many more.