JRuby 10, Part 1: What's New – Charles Oliver Nutter – Java, Ruby, and JVM guy trying to make sense of it all

I am very excited to introduce you to JRuby 10, our biggest leap forward since “JRuby 9000” was released almost a decade ago. I am very excited to introduce you to JRuby 10, our biggest leap forward since “JRuby 9000” was released almost a decade ago. With up-to-date Ruby compatibility, support for modern JVM features, and a big cleanup of internal code and external APIs, we believe this is our most important release ever. This article will provide a first look at these improvements and help you get started on your JRuby 10 journey. Moving Forward With such a long time since our last major release, we decided JRuby 10 had to make some big moves. As a result, this is the most up-to-date and powerful JRuby release we’ve ever put together. Here’s a few of the major upgrades you’ll see when you move to JRuby 10.