How To Install OpenJDK Java Programming Framework To The Linux?

Java is popular programming language for different platforms and project. Java is actually a programming language standard. Sun provides Java programming language tools under the name of Java Runtime Environment or JRE or Java Development Kit or JDK.  There is alternative name OpenJDK which is another Java implementation. In this tutorial we will learn how to install OpenJDK.

OpenJDK vs JDK

OpenJDK is as its name suggests open source, open innovation and open standards Java framework. OpenJDK is supported by Oracle too bu there is no dictate from Oracle for its direction.  OpenJDK provides most of the commercial JDK but there may be some performance problems for minor cases.

Search OpenJDK Packages

We will use apt or apt-cachesearch commands to list available OpenJDK packages. We will use headless search term .

$ apt search openjdk headless
Search OpenJDK Packages
Search OpenJDK Packages

As we can see that there is two major versions 8 and 11 provided by out official repositories. There is also JRE and JDK versions too.

Install OpenJDK For Ubuntu, Debian, Mint and Kali

We will use apt or apt-get command for these distributions. There are different versions of OpenJDK which is related with JDK. Lets list them

$ sudo apt install openjdk-11-jdk-headless -y
Install OpenJDK For Ubuntu, Debian, Mint and Kali
Install OpenJDK For Ubuntu, Debian, Mint and Kali

Install OpenJDK For Fedora, CentOS, Red Hat

We can use yum or dnf to get OpenJDK packages. We generally prefer yum for CentOS and Red Hat dnf for Fedora.

$ sudo yum install java-openjdk

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