Easily use devise and doorkeeper in LinkedRails projects

This library uses ImageMagick and RQRCode to create QR codes with rounded corners

Gem to generate QR code from text

Monk produces Rack 3 apps that are also Ractor.shareable?, so they can be served in parallel across Ractor worker pools without silently losing that safety property.

A ruby library for generating one time passwords and QR Codes

The admin section of Munificent

The dangerous fish

The Muræna API

Gem para integração com SEFAZ para emissão de NF-COM, incluindo geração de XML, assinatura digital, envio e consulta de notas fiscais de serviços de comunicação e telecomunicação

fir command tool, support iOS and Android

TOTP/HOTP CLI

Pages Core

Paperback is a library for creating printable paper backups of small amounts of sensitive data like cryptographic keys.

Ponsqb admin CLI.

A Ruby library for generating and manipulating PDF documents

easy work for deploy, dev

Ruby Gem to generate PNG files with QR codes in them

Prawn-qr is a prawn extension for creating QR Codes inside of a prawn document

Generate pretty QR code

putqr displays a QR code in your terminal.