Added Ruby 4.0.0-preview3 to the ruby-versions database. ruby-install users can now safely install Ruby 4.0.0-preview3.

$ ruby-install -U ruby-4.0.0-preview3

https://www.ruby-lang.org/en/news/2025/12/18/ruby-4-0-0-preview3-released/
https://github.com/postmodern/ruby-install#readme

#ruby #ruby_install #rubyinstall

Ruby 4.0.0 preview3 Released | Ruby

We are pleased to announce the release of Ruby 4.0.0-preview3.Ruby 4.0 introduces Ruby::Box and “ZJIT”, and adds many improvements.

Ruby Programming Language