QR Server API

api.qrserver.com · Developer Tools

Developer Tools No Auth Free & Open QR Codes Barcodes Utilities

Free QR code generation and reading API — create QR codes in any size and format (PNG, SVG, EPS), read/decode existing QR codes. No API key required.

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

GET Create QR code

Generate a 200x200 QR code for a URL.

https://api.qrserver.com/v1/create-qr-code?data=https://findanapi.com&size=200x200

Hover any highlighted part to learn what it does

curl -X GET "https://api.qrserver.com/v1/create-qr-code/?data=https%3A%2F%2Ffindanapi.com&size=200x200"

import requests
params = {
    "data": "https://findanapi.com",
    "size": "200x200"
}
response = requests.get(
    "https://api.qrserver.com/v1/create-qr-code/",
    params=params,
)
print(response.json())

const url = new URL('https://api.qrserver.com/v1/create-qr-code/');
url.searchParams.set('data', 'https://findanapi.com');
url.searchParams.set('size', '200x200');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.qrserver.com/v1/create-qr-code/")
	q := baseURL.Query()
	q.Set("data", "https://findanapi.com")
	q.Set("size", "200x200")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.qrserver.com/v1/create-qr-code/")
uri.query = URI.encode_www_form({
  "data" => "https://findanapi.com",
  "size" => "200x200"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.qrserver.com/v1/create-qr-code/?" . http_build_query([
    "data" => "https://findanapi.com",
    "size" => "200x200"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET Read QR code

Decode a QR code from a URL.

https://api.qrserver.com/v1/read-qr-code?fileurl=https://upload.wikimedia.org/wikipedia/commons/d/d0/QR_code_for_mobile_English_Wikipedia.svg

Hover any highlighted part to learn what it does

curl -X GET "https://api.qrserver.com/v1/read-qr-code/?fileurl=https%3A%2F%2Fupload.wikimedia.org%2Fwikipedia%2Fcommons%2Fd%2Fd0%2FQR_code_for_mobile_English_Wikipedia.svg"

import requests
params = {
    "fileurl": "https://upload.wikimedia.org/wikipedia/commons/d/d0/QR_code_for_mobile_English_Wikipedia.svg"
}
response = requests.get(
    "https://api.qrserver.com/v1/read-qr-code/",
    params=params,
)
print(response.json())

const url = new URL('https://api.qrserver.com/v1/read-qr-code/');
url.searchParams.set('fileurl', 'https://upload.wikimedia.org/wikipedia/commons/d/d0/QR_code_for_mobile_English_Wikipedia.svg');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.qrserver.com/v1/read-qr-code/")
	q := baseURL.Query()
	q.Set("fileurl", "https://upload.wikimedia.org/wikipedia/commons/d/d0/QR_code_for_mobile_English_Wikipedia.svg")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.qrserver.com/v1/read-qr-code/")
uri.query = URI.encode_www_form({
  "fileurl" => "https://upload.wikimedia.org/wikipedia/commons/d/d0/QR_code_for_mobile_English_Wikipedia.svg"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.qrserver.com/v1/read-qr-code/?" . http_build_query([
    "fileurl" => "https://upload.wikimedia.org/wikipedia/commons/d/d0/QR_code_for_mobile_English_Wikipedia.svg"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

Postman Setup Guide

Get Postman ↗

No API key needed
Generate: GET https://api.qrserver.com/v1/create-qr-code/?data=YOUR_TEXT&size=200x200
Use in HTML: <img src="https://api.qrserver.com/v1/create-qr-code/?data=hello&size=150x150">
Format options: ?format=png (default), svg, eps
Error correction: ?ecc=L/M/Q/H

Open documentation ↗