JDK 19, or simply Java 19, potentially could host a vast number of features, ranging from universal generics to value objects, according to plans under way for enhancing Java. But so far, the vector API and the RISC-V port are the only officially proposed features to target JDK 19. JDK 19 would follow JDK 18, which arrived March 22. Standard Java is on a six-month release cadence.