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RR is a test double framework that features a rich selection of double techniques and a terse syntax. ⛺
Featured Gem // Category Formatters

Cryptopunks GUI by Glimmer DSL for Tk

This is a Graphical User Interface for the famous Cryptopunks Ruby gem, built with Glimmer DSL for Tk.
Article Added by: AndyObtiva //


Ruby's Got You Covered

Ruby's coverage module includes many options that can answer different questions about your code. This article explores the modes that the module provides.
Article Added by: kevin-j-m //


AppOptics APM for Ruby apps and services
Featured Gem // Category Performance Monitoring

ruby together and ruby central, coming together

Article Popular Story //

Awesome Ruby Newsletter » 283

Top Stories
  • YJIT: Building a New JIT Compiler for CRuby
  • The Ruby VM a speedrun by Penelope Phippen
  • Could We Ever Drop Symbols From Ruby?
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Last 7 Days

Manga2PDF GUI by Glimmer DSL for LibUI

Manga2PDF is a simple Ruby app to download manga and merge the images into a single pdf file. Available in both CLI and GUI. The GUI is written with Glimmer DSL for LibUI.
Article Added by: AndyObtiva //

Glimmer DSL for SWT Doubles in Gem Downloads in The Last 3 Months

It was only 3 months ago when I announced that it has been a year since the glimmer-dsl-swt gem was split from glimmer, and it had already gotten 39k downloads. Shockingly enough, 3 months later, the number more doubled! It is 82k now!
Article Added by: AndyObtiva //

RSpec Tracer v1.0.0 Released

It adds support for:
- JRuby: Now, the RSpec tracer will help you save time for JRuby specs. 🎉
- parallel_tests gem: With the help of parallel testing, you can significantly reduce the test execution time. 🚀
Update Added by: avmnu-sng //


The Ruby community's gem hosting service.
Featured Gem // Category Gems

Explaining Ruby Fibers

Article Popular Story //

The secret of stunning OSS contributions! I've changed my life for Hanami!

I’ve just shared what I believe is a secret of getting stunning Open-Source contributions!

I’ve just changed my life for Hanami Ruby framework by making the biggest shift in my career life and composed a deep-dive article about the reasoning hidden behind this move.

All that, to be more engaged and deliver higher quality content, help Ruby community to thrive and Hanami project to succeed.
Article Added by: swilgosz //


Changes the current Ruby
Featured Gem // Category Environment Management

Business logic in Rails with operators

Having a thousand lines long controllers and/or models is not the right way to have sustainable applications or developers' sanity. Let's look at my solution for business logic in the Rails app.
Article Added by: CiTroNaK //


Cloud Foundry BOSH is an open source tool chain for release engineering, deployment and lifecycle management of large scale distributed services.
Featured Gem // Category DevOps Tools

Befunge GUI by Glimmer (2 for 1: LibUI & SWT)

In light of the recent Beta release of Glimmer DSL for LibUI, I have been looking for applications that could take advantage of its productivity and speed in building desktop GUI with its Ruby DSL. One such application has been Befunge98 GUI, built for a Ruby implementation of the Befunge98 programming language. In fact, I built its GUI twice with two different approaches.
Tutorial Added by: AMaleh //

The Ruby VM a speedrun by Penelope Phippen

Article Popular Story //


Installs Ruby, JRuby, Rubinius, TruffleRuby or MRuby
Featured Gem // Category Environment Management

Lazy Load Content in Rails from Scratch

Are certain pages on your Rails app loading slowly? You might want to consider loading those requests in the background. It's easier than you think. In this tutorial, I'll show you how to lazy load content in Rails without Hotwire.
Article Added by: stevepolitodesign //


A Ruby gem for communicating with the Twilio API and generating TwiML
Featured Gem // Category Third-party APIs

Last 30 Days


The ultimate pagination ruby gem
Featured Gem // Category Pagination

Grover v1.0.6

A new version of Grover has been released
New Version


Watir Powered By Selenium
Featured Gem // Category WebDrivers

YJIT: Building a New JIT Compiler for CRuby

Article Popular Story //

Awesome Ruby Newsletter » 282

Top Stories
  • Multiple radio buttons in ruby on rails - Sarah Eggleston
  • The Story of a Critical Issue With Kafka
  • Organizing business logic in Rails with contexts
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RDoc produces HTML and online documentation for Ruby projects.
Featured Gem // Category Documentation

Upgrading To Zeitwerk

Zeitwerk is the code autoloader and reloader that was integrated with Rails 6. Beginning in Rails 7, it will be the only codeloader option. As a result, upgrading to Zeitwerk will be an important step in getting your application ready for the next version of Rails. In this article, we’ll talk about upgrading your Rails 6 application from classic to zeitwerk mode.
Article Added by: etagwerker //

Organizing business logic in Rails with contexts

Article Popular Story //