To download Java 8, go to the following URL:ĭownload the latest Java 8 JDK (not JRE) for your operating system. The JRE is required to run Java code, and is automatically included in the JDK which is required to write and compile Java code. Either way, make sure you download the Java Developer Kit (JDK) and not the Java Runtime Environment (JRE). Check which version your course expects you to use. Java is in process of transitioning from Java 7 to Java 8.