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Simple type system for Ruby with support for coercions, constraints and custom types
Featured Gem // Category Abstraction



Optimized JSON
Featured Gem // Category Parsers

CanCanCan vs Pundit

Popular comparison
  • CanCanCan - Continuation of CanCan, an authorization Gem for Ruby on Rails.
  • Pundit - Minimal authorization through OO design and pure Ruby classes.

Rubycritic vs Rubocop

Popular comparison
  • Rubycritic - A Ruby code quality reporter.
  • Rubocop - A static code analyzer, based on the community Ruby style guide.

Awesome Ruby Newsletter » 79

Top Stories
  • Avoid these 35 habits that lead to unmaintainable code
  • WTF is a Source Map
  • Prometheus and Ruby: Embracing metrics as new tests
Follow us on Twitter @RubyLibHunt

Last 7 Days


A static site generator, fit for building anything from a small personal blog to a large corporate web site.
Featured Gem // Category Static Site Generation

RubyConf 2017 Retrospective — Day 1

Article Popular Story //

[WIP] Illustrated Guide to Ruby

Article Popular Story //


Web application testing in Ruby.
Featured Gem // Category WebDrivers

Administrate vs ActiveAdmin

Popular comparison
  • Administrate - A Rails engine that helps you put together a super-flexible admin dashboard, by Thoughtbot.
  • ActiveAdmin - A Ruby on Rails framework for creating elegant backends for website administration.

First impressions of Ruby branch coverage with DeepCover

Article Popular Story //


A routing tree web framework.
Featured Gem // Category Web Frameworks

WTF is a Source Map

Article Popular Story //

Sucker Punch vs Sidekiq

Popular comparison
  • Sucker Punch - A single process background processing library using Celluloid. Aimed to be Sidekiq's little brother.
  • Sidekiq - A full-featured background processing framework for Ruby. It aims to be simple to integrate with any modern Rails application and much higher performance than other existing solutions.

PostgreSQL master-slave replication on Heroku with Ruby on Rails

In that article I would like to explain what a master-slave replication for PostgreSQL (postgres) database means, how it could be useful for your Ruby on Rails application and finally how to start using it in your app if you host it on Heroku.
Article Added by: kkempin //


Provides daylight savings aware transformations between times in different timezones.
Featured Gem // Category Date and Time Processing

Getting Started with Faktory

Article Popular Story //

Prometheus and Ruby: Embracing metrics as new tests

Article Popular Story //

New Relic

Find and fix Ruby errors with New Relic application monitoring and troubleshooting.
Featured Gem // Category Performance Monitoring

Last 30 Days

Spina CMS

A beautiful CMS for Rails developers.
Featured Gem // Category CMS

weka vs tensorflow.rb

Popular comparison
  • weka - Machine learning and data mining algorithms for JRuby.
  • tensorflow.rb - A Ruby API for utilizing TensorFlow

Hanami vs Sinatra

Popular comparison
  • Hanami - It aims to bring back Object Oriented Programming to web development, leveraging on a stable API, a minimal DSL, and plain objects.
  • Sinatra - Classy web-development dressed in a DSL.

Learn Ruby Cucumber Training Online With Examples

Ruby cucumber online training course is designed to enable behavior driven development with plain text specifications and unobtrusive automation in Ruby. It also exists for Java, .NET, and several other platforms.
Article Added by: christianasteves //


RDoc produces HTML and command-line documentation for Ruby projects.
Featured Gem // Category Documentation

Implementation of Proxy Pattern in Ruby

Article Popular Story //

Avoid these 35 habits that lead to unmaintainable code

Article Popular Story //

RMagick vs MiniMagick

Popular comparison
  • RMagick - RMagick is an interface between Ruby and ImageMagick.
  • MiniMagick - A ruby wrapper for ImageMagick or GraphicsMagick command line.

Awesome Ruby Newsletter » 78

Top Stories
  • Why Aren't We Using More Service Objects Already
  • Interactors in Ruby — easy as cake, simple as pie
  • Ruby Hash[key] Showdown :symbol vs “string”
Follow us on Twitter @RubyLibHunt