Ruby 4 Has Landed ๐Ÿ’Ž โ€” And Itโ€™s Bringing Gifts

๐Ÿ“ฐ Dev.to ยท Deepan Kumar

A quirky, fun walkthrough of whatโ€™s new in Ruby 4 โ€” performance, isolation, concurrency, and developer joy.

Published 31 Dec 2025
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