Ruby 4.0 released
Date:
Thu, 25 Dec 2025 14:09:17 +0000
Description:
Once again there is a brand-new release under the tree from the
Ruby programming-language project: Ruby4.0 has been released with many new features and improvements. Notable
changes include the experimental Ruby Box feature for in-process isolation of classes and modules, a new
just-in-time compiler called ZJIT, and improvements to Ruby's parallel-execution mechanism (Ractor). There are a number of language
changes as well. See the documentation
for Ruby4.0 for more.
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Link to news story:
https://lwn.net/Articles/1051953/
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