Tag: Ruby 4

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Nov 1, 2026wkelyson

Puma, Falcon or Pitchfork? Choosing a Rails App Server in 2026

Threads, fibers or forked processes? A practical comparison of Puma 8, Falcon 0.57 and Pitchfork 0.18 for Rails on Ruby 4, with configs and a decision by scenario.

Oct 15, 2026wkelyson

Upgrading from Ruby 3.4.4 to Ruby 4.0.3: a step-by-step guide for Rails apps

Ruby 4.0 is the first major version bump in over a decade, but most of the work is under the hood. Here is what actually breaks when moving a Rails app from 3.4.4 to 4.0.3, what you gain, and a phased upgrade plan you can run in a week.

Jan 12, 2026wkelyson

The Sovereign Monolith: How Ruby 4 and Rails 8 Are Killing the "Merchants of Complexity"

Ruby e Rails estão entrando em uma nova fase. Com Ruby 4, Rails 8.1, Infraestrutura Zero, Hotwire, Vite, IA integrada e uma abordagem cada vez mais orientada à simplicidade operacional, o ecossistema deixa para trás a cultura da complexidade excessiva e reafirma a força do monolito moderno como uma escolha técnica eficiente, elegante e soberana.

Jan 5, 2026wkelyson

Ruby 4.0 is released with Ruby Box, ZJIT, and performance advances

Ruby 4.0.0 was released on December 25, 2025 and marked one of the most relevant updates to the language in recent years. The new version introduced Ruby Box, ZJIT, important performance improvements, advances in Ractor, and changes that directly affect developers building Ruby and Rails applications.