Generate barcodes with a single API call

A simple REST API for Code 128, EAN-13, UPC-A, and QR Code generation. PNG and SVG output. Free tier included.

Get Your Free API Key Read the Docs
curl -X POST https://api.barcoding.io/generate \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"type": "qr", "data": "https://example.com"}'

Everything you need to generate barcodes

☷
Four barcode types
Code 128, EAN-13, UPC-A, and QR Code. The most widely used symbologies for retail, shipping, and marketing.
⚡
Fast generation
Under 200ms for 1D barcodes, under 500ms for QR codes. Built for production workloads.
✓
Standards compliant
Correct quiet zones, check digits, and module dimensions. Every barcode scans reliably.
{}
Simple REST API
One endpoint. JSON in, image out. Generate barcodes from any language with a single HTTP request.
⚙
Dashboard included
Manage API keys, monitor usage, and test barcode generation with the interactive playground.
$0
Free tier
500 generations per month at no cost. No credit card required. Upgrade when you need more.

Three steps to your first barcode

1
Create an account

Sign up for free and get your API key from the dashboard. No credit card required.

2
Send a request

POST your data and barcode type to the API. Configure output format, size, and colors.

3
Get your barcode

Receive a PNG or SVG barcode image in the response. Ready to print, display, or embed.

See it in action

Generate any supported barcode type with a single request.

curl -X POST https://api.barcoding.io/generate \
  -H "Authorization: Bearer brc_abc123" \
  -H "Content-Type: application/json" \
  -d '{
    "type": "ean13",
    "data": "4006381333931",
    "format": "png"
  }'

Response: a PNG image with Content-Type: image/png, or request JSON with a base64-encoded image by setting the Accept header.

Start generating barcodes in minutes

Free tier includes 500 generations per month. No credit card required.

Get Your Free API Key