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The Ruby and Rails community linklog

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Ractor::Wrapper and the Ractor improvements in Ruby 4

by Daniel Azuma —

Ractor::Wrapper makes non-Ractor-shareable service objects (such as db connections) accessible from multiple Ractors. https://daniel-azuma.com/blog/2026-05-02-ractor-wrapper/ discusses how the improvements in Ruby 4.0 made it usable.

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