Koala is a lightweight, flexible Ruby SDK for Facebook. It allows read/write access to the social graph via the Graph and REST APIs, as well as support for realtime updates and OAuth and Facebook Connect authentication. Koala is fully tested and supports Net::HTTP and Typhoeus connections out of the box and can accept custom modules for other services.

OAuth 2.0 Server & Client Library. Both Bearer token type are supported.

Utility to install, configure, and extend Git hooks

XML serialization for your Active Model objects and Active Record models - extracted from Rails

OpenID Connect Server & Client Library

Ruby/Graphviz provides an interface to layout and generate images of directed graphs in a variety of formats (PostScript, PNG, etc.) using GraphViz.

Shrine is a toolkit for file attachments in Ruby applications. It supports uploading, downloading, processing and deleting IO objects, backed by various storage engines. It uses efficient streaming for low memory usage. Shrine comes with a high-level interface for attaching uploaded files to database records, saving their location and metadata to a database column, and tying them to record's lifecycle. It natively supports background jobs and direct uploads for fully asynchronous user experience.

RubyCritic is a tool that wraps around various static analysis gems to provide a quality report of your Ruby code.

RubyCritic is a tool that wraps around various static analysis gems to provide a quality report of your Ruby code.

Utility to install, configure, and extend Git hooks

libvirt provider for Vagrant.

Pronto runs analysis quickly by checking only the relevant changes. Created to be used on pull requests, but suited for other scenarios as well. Perfect if you want to find out quickly if branch introduces changes that conform to your styleguide, are DRY, don't introduce security holes and more.

Produces Cobertura XML formatted output from SimpleCov

Gives letter_opener an interface for browsing sent emails

MongoMapper is a Object-Document Mapper for Ruby and Rails

Auditing tool for CloudFormation templates

Resources and tools for developers to integrate Braintree's global payments platform.

API, command and message handling for WeChat in Rails

Set of addons to help with the activeadmin ui

Client library for easily using the Cloudinary service