Barcode and QR Code Generator

Create barcodes, QR codes, transpose CSV files, and access our open API. Choose your desired option below.

Generate PDF

Select Code Type:

Data Input Type:

Start Data: End Data:

Select Label Template:

Display code only (omit text label)

This application provides an open API for programmatic access. You can use the following endpoints:

/api/generate_pdf: POST a JSON payload with code_type, data_list, an optional template (or "custom" with custom parameters), and an optional display_text flag.
/api/generate_png: POST a JSON payload with code_type and data.
/api/generate_zip: POST a JSON payload with code_type and data_list.
/api/transpose_csv: POST a multipart/form-data request with a file field named transpose_csv_file and a form field num_columns.

When posting JSON, set the header Content-Type: application/json. These endpoints are publicly accessible for programmatic use.