It’s been 2 months since the new version of JDK 21 has been released. The JDK stands for ‘Java Development Kit’, which is like a toolkit or a package full of tools for people who want to create Java applications. JDK provides tools, utilities, and libraries to develop, compile, debug whenever it’s needed and run the Java applications and applets.

JDK 21 has a new ‘String Template’ features that Java has introduced a new way of using the string in other words, in Java 21 it will allow you to mix the expression and code together. JDK 21 has also introduced an API for key encapsulation mechanisms (KEM), this tool will help in storing secret keys safely.