So many new toys! Over the past several years, JVM engineers have quietly started to land the largest and most important features in the history of Java. Project Loom brings "virtual threads", lightweight userland concurrency and massive horizontal scaling. Project Panama brings native function and memory support, blurring the lines between Java and native languages like C. And there's even more coming soon. We'll explore how JVM languages like JRuby can leverage these and other features, and talk about what the future holds.