JRuby Released

Monday, June 27 2022

The JRuby community is pleased to announce the release of JRuby

JRuby 9.3.x is compatible with Ruby 2.6.x and stays in sync with C Ruby. As always there is a mix of miscellaneous fixes so be sure to read the issue list below.

Thanks to our contributors this cycle for helping to improve stability and compatibility of JRuby 9.3: @ahorek, @keimar, @k77ch7

Ruby Compatibility

  • Fixed a leak in the frozen string cache and now ensure frozen strings are reused correctly without reencoding. (#7166, #7229, #7242)

Java Integration

  • The internal cache for nested jar file contents has been optimized and a new option added for cache expiration. (#7225, #7232, [#7259])