This package provides a job queue that uses PostgreSQL for storing jobs and locking between worker processes.

This package provides a collection of RuboCop cops to check for performance optimizations in Ruby code.

This library provides a generic OAuth2 strategy for OmniAuth. It doesn't provide a way to gather user information, so should be used as a building block for authentication strategies.

Connection_pool provides a generic connection pooling interface for Ruby programs.

Octokit wraps the GitHub API in a flat API client that follows Ruby conventions and requires little knowledge of REST.

This package provides methods for benchmarking Ruby code, giving detailed reports on the time taken for each task.

This package provides a simple, fast MySQL library for Ruby, binding to libmysql.

TTFunk is a TrueType font parser written in pure Ruby. It is used as part of the Prawn PDF generator.

This library provides a high-level API that wraps the ZeroMQ networking library using the Ruby foreign function interface (FFI). It is a pure Ruby wrapper, hence is compatible with any Ruby runtime that has support for FFI.

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality. The protocol is described in IMAP.

This package provides a Ruby implementation of the Coveralls API.

Multicodecs is the ruby implementation of multiformats/multicodec, a canonical table of of codecs used by various multiformats.

With Serverspec, you can write RSpec tests for checking your servers are configured correctly.

Serverspec tests your servers’ actual state by executing command locally, via SSH, via WinRM, via Docker API and so on. So you don’t need to install any agent softwares on your servers and can use any configuration management tools, Puppet, Ansible, CFEngine, Itamae and so on.

But the true aim of Serverspec is to help refactoring infrastructure code.

This library provides contracts for Ruby. A contract describes the correct inputs and output for a method, and will raise an error if a incorrect value is found.

Knows about MRI, Rubinius, JRuby, MagLev and MacRuby.

Given is an RSpec extension that allows the use of Given/When/Then terminology when defining specifications, in a way similar to the Cucumber Gherkin language.

Provides empty Module#ruby2_keywords method, for the forward source-level compatibility against ruby2.7 and ruby3.

Sentry-Core provides a gem that provides a client interface for the Sentry error logger.

This package provides a command line interface for running for Rack applications.

Ruby-Locale is the pure ruby library which provides basic APIs for localization.

GRPC is a high performance, open-source universal RPC framework. This package provides a ruby interface for it.

Introspection provides tools to inspect the hierarchy of method definitions on a Ruby object.

Systemu can be used on any platform to return status, stdout, and stderr of any command. Unlike other methods like open3 and popen4 there is no danger of full pipes or threading issues hanging your process or subprocess.

The ruby_memcheck gem provides a sane way to use Valgrind's memcheck on your native extension gem, that filters out all the false positives caused by Ruby not freeing all of the memory it allocates during shutdown.