DEVELOPER DOCUMENTATION

Barcode Generator API Reference

Detailed CGI request parameters, accepted values, default settings and GET examples for all four barcode generators.

Choose a barcode format

Explore format-specific parameters and copy example request URLs. Each page also links to the corresponding live generator.

QR Code Version, error correction, mode, colors and image size.Explore parameters →

DataMatrix Matrix format, encoding, alignment and quiet zone.Explore parameters →

PDF417 Compaction, correction levels, columns, rows and appearance.Explore parameters →

Linear Barcode Barcode types, text, checks, sizing and bar colors.Explore parameters →

GET and POST

The DataMatrix, PDF417 and Linear Barcode CGI help pages confirm both methods. The QR Code page documents the GET-based demo form; an independent QR CGI help endpoint was not available.