Works for both HOTP and TOTP, and includes QR Code provisioning

rqrcode is a library for encoding QR Codes. The simple interface allows you to create QR Code data structures and then render them in the way you choose.

A fast, open source text processor and publishing toolchain for converting AsciiDoc content to HTML 5, DocBook 5, and other formats.

Bindings for your Ruby exceptions

A Google OAuth2 strategy for OmniAuth. This allows you to login to Google with your ruby app.

Wicked PDF uses the shell utility wkhtmltopdf to serve a PDF file to a user from HTML. In other words, rather than dealing with a PDF generation DSL of some sort, you simply write an HTML view as you would normally, and let Wicked take care of the hard stuff.

A simple gem to atomically write files

A Rails form builder plugin/gem with semantically rich and accessible markup

Search through GitHub issues for your project for existing issues about a Ruby Error.

Heavy metal SOAP client

Automated dependency management for Ruby, JavaScript, Python, PHP, Elixir, Rust, Java, .NET, Elm and Go

ActiveModel/Record integrations for Elasticsearch.

Profiling toolkit for Rack applications with Rails integration. Client Side profiling, DB profiling and Server profiling.

A Ruby library for carefully refactoring critical paths

HTTP User Agent parser

BinData is a declarative way to read and write binary file formats. This means the programmer specifies *what* the format of the binary data is, and BinData works out *how* to read and write data in this format. It is an easier ( and more readable ) alternative to ruby's #pack and #unpack methods.

Freelancer is a one page Bootstrap portfolio theme for freelancers.

The PDF::Reader library implements a PDF parser conforming as much as possible to the PDF specification from Adobe

Draper adds an object-oriented layer of presentation logic to your Rails apps.

Core strategies for OmniAuth.