Discover the latest articles, tutorials, and insights from the Ruby and Rails ecosystem.
1263 articlesRuby has long balanced developer happiness with safety, but parallel performance has historically been constrained by the Global VM Lock (GVL). Ractor...
We type gem install rails or bundle install every day. Text scrolls down the screen, and suddenly we…
Rkwalify gem (previously released as kwality) 1.4.0 released
https://drexed.github.io/cmdx/blog/mastering-cmdx-workflows/
Hey! I’ve created yet another decorator gem - https://github.com/alec-c4/auto_decorator It is lightweight, fast and not over-engineered :)
Ruby 3.4 introduces an experimental but potentially game-changing capability: Modular Garbage Collectors.
February 23, 2026 Ruby has traditionally shipped with a single, built-in garbage collector tightly coupled to the VM. With Ruby 3.4, that assumption b...
If you are coming from JavaScript (npm/yarn) or Python (pip/virtualenv), the Ruby way of doing things…
https://madbomber.github.io/blog/engineering/what's-new-in-aia-v1.0.0/
https://rubystacknews.com/2026/02/23/neither-too-much-nor-too-little-a-touch-base-on-the-current-state-of-ai/
The one where 37 Signals launches Upright open source monitoring tool, Rubocop gets an experimental MCP server, Rails Designer shows us how to use Sti...
The one where 37 Signals launches Upright open source monitoring tool, Rubocop gets an experimental MCP server, Rails Designer shows us how to use Sti...
I wrote a little post about how a small Ruby app can help to proxy SQLMap(or any other fuzzer) requests to websocket endpoints. https://greg.molnar.io...
February 23, 2026 Motivated by the many comments — some fearful, others excessively enthusiastic — about artificial intelligence, I set out to “touch ...
https://rubystacknews.com/2026/02/22/%f0%9f%a7%aa-ruby-in-the-browser-exploring-rubox-and-the-future-of-ruby-wasm/
February 22, 2026 A fully client-side Ruby playground powered by WebAssembly — promising, experimental, and not quite ready for prime time Running Rub...
The “Partial” Problem We love Rails. We love ERB. But let’s be honest: app/views is…
In this article, I want to share my journey with ActiveRecord. When I first started with Rails, I…
The “Manjaro Plateau” For years, Manjaro was my comfortable home. It was the “Arch for…
Do you have, like me, a bunch of Ruby scripts that make your life easier? Why not make them available to your e-friends too?
Working with maps usually means working with numbers — lots of numbers. If you want to render a map of a country, region, or continent, you normally n...
It’s a story that begins with a pull request and ends with a Zen Buddhist saying: https://lovro-bikic.github.io/300-days-of-rubocop/
Ruby’s flexibility is great until every developer on the team writes service objects differently. After years of working with Rails codebases where ea...
https://rubystacknews.com/2026/02/20/%f0%9f%a7%a0-rubykaigi-2024-a-deep-technical-shift-in-rubys-standard-library-with-real-examples/
February 20, 2026 RubyKaigi 2024 — Historical Context Although this presentation discusses Ruby 3.4–3.5 and the ecosystem has already moved forward to...
https://rubystacknews.com/2026/02/20/what-rails-actually-wants-tidying-controllers-and-views-without-service-object-explosion/
February 20, 2026 Lessons from RailsTokyo 2026 on using ActiveRecord as a relational engine—not just an ORM Modern Rails teams often inherit a paradox...
Explore the philosophy behind software design: preserving changeability, measuring code friction, and balancing technical debt with over-engineering.
The Selenium Struggle If you’ve done any browser automation in Ruby, you know the…
A Search and Replace in PDF tool https://flexfiles.io/en/search-and-replace is essential for anyone who regularly edits PDFs. Whether you are a profes...
https://rubystacknews.com/2026/02/18/%e2%9a%a1-from-30-minutes-to-2-speed-running-rails-ci-without-cheating-much/
February 18, 2026 Based on a talk from Kaigi on Rails 2025 by Hayato Okumoto (TwoGate CTO) Because life is too short to watch bundle exec rspec scroll...
The “Overkill” Problem If you ask a developer today how to scrape a website that requires…
#​788 — February 19, 2026 Read on the Web Ruby Weekly The Outcomes of Last Week's Ruby 'Dev Meeting' — Last week I mentioned a meeting was taking plac...
The “Blank Page” Paralysis You have the database schema planned. You have the models…
I call my LLM-based service objects robots instead of agents. Why? because robots do what you tell them. Agent have agency. That means they can make c...
https://rubystacknews.com/2026/02/17/stop-checking-admin-designing-authorization-that-wont-become-technical-debt-kaigi-on-rails-2025/
February 17, 2026 Modern Rails applications rarely fail because of authentication — they fail because of authorization complexity. As products grow, r...
fake-file: A lightweight Ruby gem to effortlessly mock and generate files for your tests. I’d love to get your feedback or see your PRs!
Finding the right model and prompt for your AI feature is harder than it looks. Spreadsheets help, until they don’t. So we did something about it. htt...
https://railsdesigner.com/introducing-icons-gem/ Almost two years ago I published Rails Icons; now the core is extracted into a new gem for any Ruby a...
The “Nginx Tax” For the last 15 years, deploying a Rails app to production involved a…
The 100,000 URL Problem You’ve been tasked with scraping a massive product catalog. You…
The one where we get Hotwire Skills from Hotwire Club, Peter Cooper launches Planet Ruby, Evil Martians launches Tutorialkit.rb, Yuri Sidorov launched...
The one where we get Hotwire Skills from Hotwire Club, Peter Cooper launches Planet Ruby, Evil Martians launches Tutorialkit.rb, Yuri Sidorov launched...
A new revision for the 1st edition of Test Driving Rails is released. Comes with database optimizations and Claude Code skills.
https://rubystacknews.com/2026/02/16/from-delayed-job-to-solid-queue-how-a-10-year-rails-app-finally-achieved-linear-scaling/
February 16, 2026 Lessons from Kaigi on Rails 2025 — Shohei Kobayashi In large Rails systems, background jobs are not a detail — they are the system. ...
Simple Prompt
https://github.com/skryl/mlx-ruby
