Awesome QR Code

A curated list of awesome QR code libraries, software and resources.

QR code (abbreviated from Quick Response code) is a type of matrix barcode (or two-dimensional barcode) first designed in 1994 for the automotive industry in Japan.

Wikipedia ~ https://en.wikipedia.org/wiki/QR_code

Contents

• Apps
• CLI
• Libraries
• Resources

Apps

Readers

• Web App - A progressive web application to scan QR codes.

File Transfer

• qrcp - Transfer files over Wi-Fi from your computer to a mobile device by scanning a QR code without leaving the terminal.
• qr-filetransfer - Transfer files over Wi-Fi between your computer and your smartphone from the terminal.

CLI

• qrencode - Command line tool to generate QR codes.
• qrap - Generate a QR code payload for Wi-Fi access point credentials.
• spqr - Generate a QR code payload for initiating a SEPA transfer.
• qrscan - Scan a QR code in the terminal using the system camera or a given image.
• qrcode.show - Generate QR codes using curl.

Libraries

In this section R means the library allows to read QR codes and W means that the library allows to generate QR codes.

C

• libqrencode W - A fast and compact library for encoding data in a QR code symbol.

C, C++, JavaScript, Python, Java, Rust

• QR-Code-generator W - High-quality QR code generator library in Java, TypeScript/JavaScript, Python, C++, C, Rust.

Java

• Qart W - An app to merge a picture and a QR code.

JavaScript

• instascan R - HTML5 QR code scanner using your webcam.
• qrious W - Pure JavaScript library for QR code generation using canvas.

TypeScript

• jsQR R - A pure JavaScript QR code reading library.

React

• qrcode.react W - A <QRCode/> component for use with React.

React Native

• react-native-qrcode-scanner R - A QR code scanner component for React Native.

Vue

• vue-qrcode-reader R - A set of Vue.js components for detecting and decoding QR codes.

Python

• sylnsfar/qrcode W - Artistic QR code in Python (can produce GIFs).

Objective-C

• SGQRCode R - Easy to use QR code scan library for iOS.

Swift

• EFQRCode W - A better way to operate QR code in Swift, support iOS, macOS, watchOS and tvOS.

C#

• QRCoder W - A pure C# Open Source QR code implementation.

Android

• BGAQRCode-Android RW - QR code reader and generator written in C.
• AwesomeQRCode (Kotlin) W - An awesome QR code generator for Android (can produce GIFs).

PHP

• php-qrcode-detector-decoder R - PHP library to detect and decode QR codes.
• simple-qrcode W - An easy-to-use PHP QR code generator.
• endroid/qr-code W - QR code generator.
• BaconQRCode W - QR code generator for PHP.

Resources

• zxing - QR code payload format catalog.

Contributing

Your contributions are always welcome! Please take a look at the contribution guidelines.

If you have any question about this opinionated list, do not hesitate to open an issue.