Whois Parser is a WHOIS parser written in pure Ruby. It can parse and convert responses into easy-to-use Ruby objects.

ActiveRecord::JSONValidator makes it easy to validate JSON attributes with a JSON schema.

Twitter Client on Terminal with Twitter Streaming API.

Pure Ruby readonly serializers for the JSON:API spec.

A library to make creating negative captchas less painful

ViewComponents for the Primer Design System

Routing filters wraps around the complex beast that the Rails routing system is, allowing for unseen flexibility and power in Rails URL recognition and generation.

Securely search encrypted database fields

DbCharmer is a Rails plugin (and gem) that could be used to manage AR model connections, implement master/slave query schemes, sharding and other magic features many high-scale applications need.

Flapjack is a distributed monitoring notification system that provides a scalable method for processing streams of events from Nagios and deciding who should be notified

Ruby gem generating thumbnail images from a given URL.

Active Record (>=3.0) plugin which allows you to hide and restore records without actually deleting them. Check its GitHub page for more in-depth information.

Russian language support for Ruby and Rails

Fluentd plugins for the Stackdriver Logging API, which will make logs viewable in the Stackdriver Logs Viewer and can optionally store them in Google Cloud Storage and/or BigQuery. This is an official Google Ruby gem.

Compatibility helpers for Mongoid.

PayPal Express Checkout API Client for Instance, Recurring and Digital Goods Payment.

Terjira is interactive and easy to use command line interface (or Application) for Jira. You do not need to remember resource key or id. Terjira suggests with interactive prompt.

Background worker to send Apple Push Notifications over a persistent TCP socket. Includes Resque tweaks to allow persistent sockets between jobs, helper methods for enqueueing APN notifications, and a background daemon to send them.

Fork of google-api-client used by Ruby-based Arvados components.

An XMPP DSL for Ruby written on top of EventMachine and Nokogiri