Top 250 qrcode open source projects

Barcode and QR code reader built in Swift

📱 微信、支付宝、QQ 三合一收款二维码（单文件版）

qrcode scanner ( decoder ) by golang 二维码扫描识别

Make Vue greater with RxTS.

HTML5 QR code scanner using your webcam

A Vue.js component to generate qrcode.

📲 Merge Your Qrcodes Together. Even Quicker.

EasyQRCodeJS is a feature-rich cross-browser pure JavaScript QRCode generation library. Support Canvas, SVG and Table drawing methods. Support Dot style, Logo, Background image, Colorful, Title etc. settings. Support Angular, Vue.js, React, Next.js framework. Support binary(hex) data mode.(Running with DOM on client side)

JavaScript QR Code scanner for HTML5 supporting browsers

Flutter qrcode reader

A pure C# Open Source QR Code implementation

Useful library to help Android developpers to print with (Bluetooth, TCP, USB) ESC/POS thermal printer.

💪 example of common used libraries and frameworks, programming required, don't fork man.

A pure javascript QR code reading library. This library takes in raw images and will locate, extract and parse any QR code found within.

📱 Browser add-on allowing you to quickly generate a QR code offline with the URL of the open tab or other text!

Lightweight progressive web app for scanning QR codes offline

🔥 2020年最好用的开源扫码，全方位优化，强烈推荐！！ 支持多种常规zxing无法扫出的码，用就完了！！ 🔥

Create QrCodes with ease

.Net library for Two Factor Authentication (TFA / 2FA)

Simple Unity Barcode Scanner

Bundle for generating QR codes in Symfony

PHP library to generate linear and bidimensional barcodes

An Angular 9/10 Component Library for Generating QR (Quick Response) Codes

用springboot + springmvc + mybatis + maven搭建成框架,基于Jersey, Swagger,SwaggerUi的restful API

Quickly fetch your WiFi password and if needed, generate a QR code of your WiFi to allow phones to easily connect

Android开发人员不得不收集的工具类集合 | 支付宝支付 | 微信支付（统一下单） | 微信分享 | Zip4j压缩（支持分卷压缩与加密） | 一键集成UCrop选择圆形头像 | 一键集成二维码和条形码的扫描与生成 | 常用Dialog | WebView的封装可播放视频 | 仿斗鱼滑动验证码 | Toast封装 | 震动 | GPS | Location定位 | 图片缩放 | Exif 图片添加地理位置信息（经纬度） | 蛛网等级 | 颜色选择器 | ArcGis | VTPK | 编译运行一下说不定会找到惊喜

Detect and decode QR Codes, written in 100% Rust.

Python QR Code and Micro QR Code encoder

🔥 ZXing的精简版，优化扫码和生成二维码/条形码，内置闪光灯等功能。扫描风格支持：微信的线条样式，支付宝的网格样式。几句代码轻松拥有扫码功能 ，ZXingLite让集成更简单。（扫码识别速度快如微信）

a react component to generate QRCode with logo

A handy tool set for developers. 开发者常备小工具

barcode.php - Generate barcodes from a single PHP file. MIT license.

React component for rendering SVG QR codes

Android Restaurant Application with QR Code Reader

A simple QR Code scanner framework for iOS. Provides a similar scan effect to ios13.

An awesome QR code generator for Android.

One Time Password (TOTP and HOTP) library for Clojure. TOTP/HOTP is widely used for Two Factor / Multi Factor Authentication.

⚡️ A Chrome plugin to Genrate QRCode of URL / Text, or Decode the QRcode in website. 一个Chrome浏览器插件，用于生成当前URL或者选中内容的二维码，同时可以用于解析网页上的二维码内容。

二维码生成库，把内容生成二维码，以base64编码的图片输出

A QR code scanner component for React Native.

a scanner for QRCode barCode 最好用的ios二维码、条形码，扫描、生成框架，支持闪光灯，从相册获取，扫描音效等，高仿微信，微博

The easy to use bar code and QR code scan library for iOS【支持二维码生成、从相册中读取二维码、条形码和二维码扫描】

Android QR Code scanning library : QR Scanning library based on zxing for android devices API 15 and up

【二维码登录】基于SpringBoot+Vue+Android的二维码扫码登录；服务器端、网页前端和安卓端源码；

Browser for the distributed web

Rest API to send messages through whatsapp

程序开发常用工具 chrome 扩展

Minimal PaperBackup for large files using qrcodes.

Robust Fiducial Markers for Augmented Reality And Robotics

带头像(logo)的二维码(qrcode)生成工具，无jQuery依赖，自由调整大小

An art QR code (qrcode) beautifier. 艺术二维码生成器。https://qrbtf.com

A lib to aid you quickly achieve qrcode scan

微信小程序生成二维码的插件,基于base64编码输出二维码，不依赖canvas

A barcode and qr code scanner( 二维码 各种码识别，生成，界面效果)

a scanner for QRCode barCode 最好用的ios二维码、条形码，扫描、生成框架，支持闪光灯，从相册获取，扫描音效等，高仿微信，微博

🚀A "no-cloud" note taking app with "networkless" sharing. https://paperapp.now.sh

An awesome QR code generator written in JavaScript.

Barcode Scanner using GoogleVision API for Xamarin Form

A set of Vue.js components for detecting and decoding QR codes.

Example showing how to use the QR-code detection API (VNDetectBarcodesRequest) in iOS 11.