Latest Ruby News

#​799 — May 7, 2026 Read on the Web Ruby Weekly Ruby Concurrency: What Actually Happens — A from-the-ground-up tour of processes, Ractors, threads, an...

The Blueprint and the House: Ruby Classes and Objects Explained Very often I see new…

Skips examples whose tracked inputs (Ruby files, declared globs, env vars, Rails view templates) haven’t changed since the previous run. The 1.x line ...

mruby-llm is a LLM runtime for mruby. It supports chat, sessions with serialization, MCP, tools, streaming, and much more. And because it is mruby, yo...

https://rubystacknews.com/2026/05/05/do-you-need-to-build-a-state-machine-at-least-once-in-your-career/

May 5, 2026 Probably not. Built for Ruby on Rails Build Maps WithoutGoogle APIs Generate beautiful production-ready maps directly from your Rails back...

If you’ve followed Hanami for a while, you’ll know we’re rather fond of flowers. Now our garden has grown: Hanami, Dry, and Rom are finally coming tog...

If you are a solo developer or an indie hacker, you probably suffer from “Shiny Object Syndrome.” You…

Glimmer DSL for Web (Matz Approved Fukuoka Award Winning Frontend Framework for Rails) had a new release in version 0.9.1 that includes a new sample c...

CMDx 2.0 is a full runtime rewrite focused on speed, ergonomics, and observability for service-object-style business logic.

After a decade of helping Rails developers ship to the App Store, the first customer app built with Ruby Native shipped today. The developer never ope...

Ractor::Wrapper makes non-Ractor-shareable service objects (such as db connections) accessible from multiple Ractors. https://daniel-azuma.com/blog/20...

https://yaroslav.io/posts/bundlebun-bundles-bun

telegem is a fast async first gem aiming to reduce stress and provide clean dsl for building telegram bits in ruby and today we are pleased to announc...

https://paweldabrowski.com/farewell-to-rails-way/prologue

https://rubystacknews.com/2026/05/04/what-rubygems-stats-actually-reveal-about-the-ecosystem/

May 4, 2026 Lately I’ve been checking RubyGems more often. Part of that comes from having a couple of gems I care about, but also because it’s one of ...

Very often I see developers completely give up on learning Docker because of the vocabulary. You…

DB GUI is a Database querying desktop app built in Ruby. It supports PostgreSQL to start. Version 0.4.0 added support for remembering SQL command hist...

A small but useful realization from recent client work: Kamal isn’t only for applications you build yourself.

Ace Template is a Rails 8+ application template that allows you to go from rails new to deployed in under 5 minutes. No ops experience needed — see sc...

Ship your Rails app to the App Store without opening Xcode. $100 off through May 18.

Relay is a self-hostable LLM environment with support for OpenAI, Google, DeepSeek, Anthropic, xAI and zAI out of the box. It is distributed as a ruby...

What changes when Rails work leaves the request-response path and starts running later, elsewhere, or under a different failure model?

In this episode, we look at where we were years ago and the journey where we have landed today. Over the past 10 years, much has changed with our appr...

A clear explanation of what happens after routing chooses an endpoint: controller resolution, params setup, callback execution, and response handling.

Your Rails app can be perfectly secure… and still get rooted in seconds.

May 3, 2026 A new Linux kernel vulnerability CVE-2026-31431, better known as Copy Fail is a reminder of something backend engineers tend to underweigh...

Ruby Memes 2026-05-03: The Popularist https://andymaleh.blogspot.com/2026/05/ruby-memes-2026-05-03-popularist.html

I’ve been experimenting with a spec-first approach to backend development and was curious how something like this would fit into a Rails workflow.

From Web to Desktop: Wrapping a Rails Hotwire App in Electron Very often I find myself…

Very often I see solo developers fall into one of two traps. Trap number one: They read a book on…

Released llm_cost_tracker v0.7.2

Perron is an OSS Rails-based static site generator I released 9 months ago and now hit 1.0.0. Read the announcement post https://railsdesigner.com/per...

How to Use Shadcn UI in Rails 8 (Without React or Webpack) If you have looked at frontend…

Migflow is a mountable Rails engine that adds a dashboard at /migflow with a visual timeline of all migrations, schema diffs between any two versions,...

I recently stumbled upon a Ruby gem called HighLine that simplifies basic command line input/output via an ask method and supports validation, convers...

https://www.railscarma.com/blog/what-is-offliberty-ruby-gem-and-how-it-works/

https://gemchat.org/

👉 https://rubystacknews.com/2026/04/29/opal-running-ruby-in-the-javascript-runtime-without-losing-your-mind/

April 29, 2026 Ruby has always been a server-first language. But what if you could take Ruby beyond MRI and run it directly in the browser, or even on...

#​798 — April 30, 2026 Read on the Web Ruby Weekly Spinel: An Ahead-of-Time 'Ruby' Compiler from Matz — Armed with AI, Matz has built a self-hosting c...

Stop Pushing to GitHub: How to Test Ruby Gems Locally Very often I find myself writing a…

If you are using RubyLLM, but struggling to test code that interacts with an LLM, check out the new gem RubyLLM::Test. It makes it easy to stub respon...

https://rubystacknews.com/2026/04/28/ruby-my-personal-opinion-its-best-not-to-overuse-the-block-parameter-it/

HTTP Basics You Must Know As A Web Developer Very often I see new developers build an…

When I reimplemented a React component as the first Glimmer DSL for Web Component in my job’s Fintech Rails web app, I thought I did what would have t...

I’ve just released v0.5.3 of llm_cost_tracker — a lightweight, self-hosted gem designed to track LLM API costs directly inside Ruby and Rails applicat...

April 28, 2026 In this article, Junichi Ito (https://qiita.com/jnchito/items/3fb1d28f7d75f2edc1b8) clearly articulates an idea I’ve held for quite som...

https://www.rubyforum.org/t/bring-your-bridgetown-discussions-to-the-ruby-users-forum/