Capybara is an integration testing tool for rack based web applications. It simulates how a user would interact with a website

Simple mime type detection using magic numbers, filenames, and extensions

Combine 'pry' with 'byebug'. Adds 'step', 'next', 'finish', 'continue' and 'break' commands to control execution.

Track changes to your models, for auditing or versioning. See how a model looked at any stage in its lifecycle, revert it to any version, or restore it after it has been destroyed.

Track changes to your models, for auditing or versioning. See how a model looked at any stage in its lifecycle, revert it to any version, or restore it after it has been destroyed.

Ruby integrations for Elasticsearch (client, API, etc.)

A rack middleware for throttling and blocking abusive requests

Heavy metal SOAP client

JSON API(jsonapi.org) serializer that works with rails and can be used to serialize any kind of ruby objects

An unobtrusive ruby authentication library based on ActiveRecord.

Net::LDAP for Ruby (also called net-ldap) implements client access for the Lightweight Directory Access Protocol (LDAP), an IETF standard protocol for accessing distributed directory services. Net::LDAP is written completely in Ruby with no external dependencies. It supports most LDAP client feat...

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

retry intermittently failing rspec examples

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

Map simple html back into markdown, e.g. if you want to import existing html data in your application.

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

Client Side Validations made easy for your Rails 5 applications

This gem is used to get quickly started with the Shopify API

Light weight job scheduling extension for Sidekiq that adds support for queueing jobs in a recurring way.

Power Assert shows each value of variables and method calls in the expression. It is useful for testing, providing which value wasn't correct when the condition is not satisfied.