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

QRCode to Waze or GoogleMaps

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.

Add qrcode support to your activerecord model.

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

login with wechat account by scanning qrcode with phone

Creates QR code files in png, bmp, png, jpg, tif and svg file format. This is fork of sam vincent rqrcode-rails3

Glues rQRCode together with chunky_png

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

simple text for qrcode

Go ZXing QR Code Encoder Ruby wrapper.

jQuery plugin to dynamically generate QR codes.

Generate pretty QR code

Generate QR code