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JRE (Java Runtime Environment) is what you would need normally to run a Java-based application on Ubuntu.

JRE vs OpenJDK vs Oracle JDKīefore we go on seeing the process to install Java, let’s quickly understand the difference between JRE, OpenJDK and Oracle JDK. But what is the difference between these packages and which one should you install? Let me explain that in the next section.

You can get Java on Ubuntu via multiple packages.

In this quick post, we shall see how to install Java in Ubuntu, Linux Mint and other Debian and Ubuntu based distributions. But there are high chances that for one reason or other, you might have to install Java, no matter how much you dislike it. Wondering about how to install Java on Ubuntu? Installing Java is certainly one of the first few things to do after installing Ubuntu and it is very easy to do so.