raindrops is a real-time stats toolkit to show statistics for Rack HTTP servers. It is designed for preforking servers such as unicorn, but should support any Rack HTTP server on platforms supporting POSIX shared memory. It may also be used as a generic scoreboard for sharing atomic counters across multiple processes.

This package provides a message bus for rack.

Tame Rails' multi-line logging into a single line per request

This package provides API clients for AWS. This gem is part of the official AWS SDK for Ruby.

This package provides a simple container intended for use as an IoC container

libsnappy binding for Ruby

Helps creating valid Guard plugins and testing them

This package provides a toolset of small support modules used throughout the dry-rb ecosystem

Generate-Ninja, or GN, is a meta-build system that generates Ninja build files so that you can build your project with Ninja. GN was, originally, part of the Chromium source tree, and has since been extracted into its own standalone repo.

Appraisal integrates with bundler and rake to test your library against different versions of dependencies in repeatable scenarios called "appraisals."

OmniAuth strategy for Twitter

Kaminari is a Scope & Engine based, clean, powerful, agnostic, customizable and sophisticated paginator for Rails 4+

Module to define equality, equivalence and inspection methods

Port of arc90's readability project to ruby

Facebook OAuth2 Strategy for OmniAuth

Bundler manages an application's dependencies through its entire life, across many machines, systematically and repeatably

Instantiate one with `redis = MockRedis.new` and treat it like you would a normal Redis object. It supports all the usual Redis operations.

Module to declare abstract classes and methods

This package provides a Kafka (http://kafka.apache.org/) producer and consumer

Fast Implementation of Gruber's Markdown in C

This library helps write robots.txt compliant web robots in Ruby.

Adds recurring jobs for Sidekiq

gc_tracer gem adds GC::Tracer module.

HTSlib is a C library for reading/writing high-throughput sequencing data. It also provides the bgzip, htsfile, and tabix utilities.