How Rails Dispatches a Request to a Controller

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

Your Rails app can be perfectly secure…

Your Rails app can be perfectly secure… and still get rooted in seconds. [more inside]

Ruby Memes 2026-05-03: The Popularist

Ruby Memes 2026-05-03: The Popularist

Experiment: DSL for backend systems (APIs/models/workflows) → compiled services

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. [more inside]

How to Build a Desktop App with Rails 8 and Electron

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

High ROI Testing: The 3 Secrets Every Solo Rails Dev Needs

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

llm_cost_tracker 0.7.2: Rails-native LLM cost tracking, now more production-ready

Released llm_cost_tracker v0.7.2 [more inside]

Rails-based SSG: Perron (1.0.0 released)

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/perron-1-0/, the docs https://perron.railsdesigner.com/docs/ and check out the repo https://github.com/Rails-Designer/perron ⭐

The Importmap Guide to Shadcn: Beautiful UI with Zero Build Step

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

Migflow: migration timeline, schema diffs and audit warnings for Rails

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, an ERD graph, and audit warnings (missing indexes, unsafe null constraints, etc.). Also ships a CLI report for CI pipelines. Supports Rails 7+, Ruby 3.2+, and API-only apps. [more inside]

Ruby Gem Discovery: HighLine

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

Offliberty Ruby Gem and How It Works

💎 Meet GemChat - AI Chat with Ruby Gem

Ask any ruby gem questions in plain English (no docs spelunking) [more inside]

Ruby beyond the server 👇

👉 [more inside]

The Secret to Side-by-Side Gem Development in Rails

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

Stub responses to test code that interacts with RubyLLM

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 responses as well as validate request parameters.

“Clever” code is overrated. Simple, understandable code wins.

Junichi Ito explains this clearly—I translated his article to English 👇 #ruby #softwareengineering #cleanCode [more inside]

The Language of the Web: HTTP Basics You Actually Need to Know

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

What took 1.5 months to build in React JS took 1.5 days in Glimmer DSL for Web Ruby

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 taken 1 week in React in 1.5 days in Glimmer, which seemed like a great improvement in productivity at the time (333.33% the productivity if we count 1 week of React as 5 business days). I recently inspected the Git timeline of the original React component, and discovered that it actually took 1.5 months to develop initially!!!

Self-hosted LLM Cost Tracker for Rails – v0.5.3 Released

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 applications. [more inside]

Bring your Bridgetown discussions to the Ruby Users Forum

Ruby on Rails link_to Method

Testing Spinel (from RubyKaigi 2026) in real conditions 👇

Idiomatic Ruby → breaks (chaining, constants) Explicit Ruby → works Complex logic → unstable [more inside]

Using native Rails rate-limits in production

Learn how to rate-limit your Rails controllers in production with Rails’ native rate_limit method.

Stop Using Ugly Browser Alerts: Custom Turbo Confirms in Rails 8

I’m building a really nice, modern Rails application. I use Tailwind to make the buttons look great,… [more inside]