RubyFlow

The Rails MCP 1.5.0 includes security improvements, and for the first time, it can be used with Agents like Code Claude. You get the benefit of asking...

https://rubystacknews.com/2025/12/29/how-rizap-technologies-turns-junior-developers-into-senior-ruby-engineers/

How to apply the Interface Segregation Principle in Ruby, and why taking it too far can hurt your design. Practical examples and trade-offs.

Quick update on the Telegem Ruby Telegram bot framework:

Full article on RubyStackNews. https://rubystacknews.com/2025/12/26/ruby-at-the-front-line-of-disaster-prevention/

An overview of the abs method in Ruby and how to calculate Ruby absolute value

I work on a large Rails monolith used by social workers, where access control and correctness matter more than experimentation.

A video has been uploaded of the Ruby on Rio 2025-06-06 talk I gave: “Frontend Ruby with Glimmer DSL for Web”. It covers Glimmer DSL for Web, the Fron...

https://rubystacknews.com/2025/12/24/running-ruby-4-with-rubybox-inside-docker-alpine/

httpx 1.7.0 has been released.

JUST released Telegem, a modern Telegram Bot framework for Ruby inspired by Telegraf.js !

I invite you to dive into the Ruby Release 30th Anniversary and Matz’s keynote throug

State of Hanami, December 2025

JsonMend is a robust Ruby gem designed to repair broken or malformed JSON strings. It is specifically optimized to handle common errors found in JSON ...

Check out How to use Byebug

In a recent team retrospective meeting at my job, 5 team devs (all) voted for the future plan item “More use of Opal Ruby & Glimmer DSL for Web in...

Master the Liskov Substitution Principle in Ruby. Learn to spot structural violations, handle duck typing, and write better object-oriented code.

Diving into Rails’ lesser-known direct and resolve routing features, explored through newly open-sourced app Fizzy. Focuses on how these APIs are used...

When we talk about programming languages or human languages, things become truly interesting. https://rubystacknews.com/2025/12/19/parsing-taiwanese-l...

OmbuLabs and FastRuby.io introduces the Rails Superhero Card Generator, an AI-powered app that lets Rails developers create custom superhero cards fea...

I have submitted this talk to an international Ruby conference. Glimmer DSL for Web is an SPA (Single Page Application) Framework for Rails that runs ...

This one did exactly that.

Ruby 4.0 will be released next week on Christmas day. This release brings a new JIT compiler, improvements to Ractors, a new mechanism to define names...

12 production-ready components: cards, tables, forms, navigation & more. Light/dark mode built-in.

If you are like me, and you prefer Ruby over bash, I wrote a little post about how I customize my Omarchy. Similar to how Typecraft does it with bash,...

The article looks at how Ruby can be used across the entire stack, from microcontrollers (PicoRuby) to real-time visual generation, turning abstract c...

Explore the Open-Closed Principle in Ruby through practical examples using inheritance and the Strategy pattern. Learn how to balance strict SOLID adh...

A basic guide on how LOAD_PATH and LOADED_FEATURES work in Ruby and how Bundler helps. Example from debugging a confusing ‘already activated gem’ erro...

This article explores Ninja Testing, a Ruby-driven approach presented at Ruby World Conference 2025, showing how to generate daily test suites using c...

Upgrading the default data-turbo-confirm with a beautiful, native HTML dialog with animations

We’re happy to announce that we’re building a discussion forum for you to connect with other Ruby users.

Ruby’s exception handling mechanism is simple learn Ruby Try Catch

Learn how to use Cucumber in Rails to write feature tests that are clear, maintainable, and easy for your whole team to understand https://danielabaro...

I’ve been working on a feature flag/dynamic config gem and just released a self-hosted option. Flags live in your database (ActiveRecord), no external...

Ruby World Conference 2025 delivered an impressive amount of cutting-edge, valuable discussions.

https://www.reddit.com/r/rails/comments/1pkrqyz/react_rails_in_2025_is_there_a_standard_way_with/?utm_source=share&utm_medium=web3x&utm_name=w...

I just published a new article inspired by Hayao Kimura’s talk “Exploring the World of Electronic Engineering with PicoRuby” from Ruby World Conferenc...

React mobile app development boosts performance and flexibility by using a fast, component-based architecture and reusable UI blocks. Its virtual DOM ...

In today’s fast-paced academic environment, nursing students often find themselves juggling multiple responsibilities, from clinical rotations to pers...

New OSS developer tool (built with Ruby): https://railsdesigner.com/new-requestkit/

In today’s fast-paced academic world, balancing work, family, and studies can feel overwhelming. Many students find themselves asking, “pay someone to...

The insight: Every MCP tool definition consumes context tokens BEFORE your first question.

New developments in recent years have made it super-easy to interview Ruby Software Engineers and tell the good ones from the bad ones in 2025: https:...

I’ve published a new article based on a presentation from RubyWorld Conference 2025 about why now is the right time for PicoRuby.

This is not about fixtures vs factories, I use both depending on circumstances. This is about making better use of fixtures on large projects: Why fro...

https://blog.appsignal.com/2025/12/10/create-a-markdown-editor-in-ruby-on-rails.html

https://www.railscarma.com/blog/ruby-class-variables-vs-instance-variables-explained/

Here’s some lessons learned from studying Fizzy’s test suite.

Do you like admin gems? Or no? And what 37signals built for their applications? Here’s a little essay on choosing admin gem for Rails.

Audio isn’t the king of multimedia formats, video is. That’s why finding a nice audio player isn’t always an easy task. In this article, we will build...