Prawn/QRCode simplifies the generation and rendering of QRCodes in Prawn PDF documents.

QRCode to Waze or GoogleMaps

Add qrcode support to your activerecord model.

二维码批量生成工具，支持内嵌Logo

API client for qrcodefyi.com. Look up QR code types, versions, encoding modes, error correction levels, and standards. Zero dependencies.

A gem to generate working QRCodes with images in their background

Ruby gem for Qrcode generation of Pix (Pagamento Instantâneo Brasileiro - Banco Central do Brasil)

super fast qrcode generator

A library to encode QR Codes

Uses a google web service to generate QR codes

Generate QR code

jQuery plugin to dynamically generate QR codes.

make qrcode for the kingblade III.

An image file generator for QRCodes using RMagick

Go ZXing QR Code Encoder Ruby wrapper.

Creates an SVG graphic of a QR Code. Adds a to_svg method to the RQRCode::QRCode class provided by the 'rqrcode' gem.

upload ipa/apk to aliyun oos server, and scan QRcode to install app on mobile phone.

Process to generate and read data EMV QRCode

An rqrcode wrapper for adding a website, a contact, wi-fi settings, location, event, cryptocurrency and more

QRcode decoder based on quirc