Overview

A PHP QR Code generator based on the implementation by Kazuhiko Arase, namespaced, cleaned up, improved and other stuff. It also features a QR Code reader based on a PHP port of the ZXing library.

Features

• Creation of Model 2 QR Codes, Version 1 to 40

• ECC Levels L/M/Q/H supported

• Mixed mode support (encoding modes can be combined within a QR symbol). Supported modes:

  • numeric

  • alphanumeric

  • 8-bit binary

    • ECI support

  • 13-bit double-byte:

    • kanji (Japanese, Shift-JIS)

    • hanzi (simplified Chinese, GB2312/GB18030) as defined in GBT18284-2000

• Flexible, easily extensible output modules, built-in support for the following output formats:

  • GdImage (raster graphics: avif, bmp, gif, jpeg, png, webp)

  • ImageMagick (multiple supported image formats)

  • Markup types: SVG, HTML, etc.

  • String types: JSON, plain text, etc.

  • Encapsulated Postscript (EPS)

  • PDF via FPDF

• QR Code reader (via GD and ImageMagick)

Requirements

• PHP 8.2+

  • ext-mbstring

  • optional:

    • ext-gd

    • ext-imagick with ImageMagick installed

      • ext-fileinfo (required by QRImagick output)

    • setasign/fpdf for the PDF output module

    • intervention/image for alternative GD/ImageMagick output

For the QR Code reader, either ext-gd or ext-imagick is required!

Framework Integration

• CakePHP:

  • QrCode plugin

• Drupal:

  • Two-factor Authentication tfa (Drupal 8+)

  • Google Authenticator Login ga_login (deprecated, Drupal 7)

• Symfony

  • phpqrcode-bundle

• WordPress:

  • wp-two-factor-auth

  • simple-2fa

  • floating-share-button

• WoltLab Suite

  • two-step-verification

• other uses:

  • dependents / packages

  • Appwrite

  • Cachet

  • GÉANT CAT

  • openITCOCKPIT

  • twill

  • Elefant CMS

  • OSIRIS

  • EspoCRM

  • FusionCMS

  • HortusFox

  • Pelican Panel

  • Laravel Boleto

  • OpenBoleto

• Articles:

  • Twilio: How to Create a QR Code in PHP (featuring v4.3.x)

Shameless advertising

Hi, please check out some of my other projects that are way cooler than qrcodes!

• js-qrcode - a javascript port of this library

• php-authenticator - a Google Authenticator implementation (see authenticator example)

• php-httpinterface - a PSR-7/15/17/18 implemetation

• php-oauth - an OAuth 1/2 client library, fully PSR-7/PSR-17/PSR-18 compatible

• php-database - a database client & querybuilder for MySQL, Postgres, SQLite, MSSQL, Firebird

• php-tootbot - a Mastodon bot library