GNU/Linux MX Install OpenJDK 21 – Step by step Guide
How to Install Java OpenJDK 21 LTS JDK/JRE on MX 64-bit desktop.
And the OpenJDK 21 Installation (Open Java Development Kit) is a Free and Open Source Implementation of the Java Platform, Standard Edition (Java SE).
Furthermore, Oracle java JDK/JRE Installation is based on the OpenJDK source code. In Addition, it contains Closed-Source Components.
Finally, OpenJDK 21 is the fourth Java Long Term Support Release.

How to Install OpenJDK on MX Linux.
1. Terminal Getting Started Guide
How to Quick Start with Command Line on Debian GNU/Linux
Contents