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Barcode Generation

Generate Code128, EAN-13, QR codes and more barcodes via API. Perfect for inventory, logistics and retail AI agents.

API Docs $0.001 / barcode

About this tool

Generate industry-standard barcodes programmatically using the bwip-js engine. Supports Code128, Code39, EAN-13, EAN-8, UPC-A, ITF14, and DataMatrix. Returns PNG as base64 + data URL — ready to embed in HTML, print labels, or save to disk. No external APIs, zero latency, pure local generation.

Supported Formats

Code128 Code39 EAN-13 EAN-8 UPC-A ITF14 DataMatrix

🧪 Try it live

API Key

Data to encode

Barcode type

Quick Start

curl -X POST https://api.iteratools.com/barcode/generate \
  -H "Authorization: Bearer YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"data":"ITERA001","type":"code128"}'

Response

{
  "ok": true,
  "type": "code128",
  "data": "ITERA001",
  "width": 200,
  "height": 80,
  "base64": "iVBORw0KGgo...",
  "data_url": "data:image/png;base64,iVBORw0KGgo...",
  "bytes": 1234,
  "elapsed_ms": 12
}

Details

Endpoint	POST /barcode/generate
Price	$0.001 / barcode
Engine	bwip-js (local, no external API)
Auth	Bearer token or x402 micropayment
Base URL	https://api.iteratools.com

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