Installing Java OpenJDK 8 on Ubuntu

OpenJDK Developers Guide

In this guide, I’m going to show you how to download and install Java OpenJDK 8 on Ubuntu. - OpenJDK Community Version


What is OpenJDK


OpenJDK is the short form of Open Java Development Kit similar to Oracle's Java Development Kit used to develop Java Applications. Main difference between Oracle JDK and OpenJDK is that OpenJDK is free for all while Oracle Java Development Kit or Oracle JDK requires commercial license.


If you want to know more about OpenJDK, you can go through Open Java Development Kit Quick guide.


Step #1: Download


How to download java 8 in ubuntu ? to download java 8 for ubuntu Go to https://download.java.net/openjdk/ and download the OpenJDK 8 tar distribution openjdk-8u41-b04-linux-x64-14_jan_2020.tar.gz. Here is the quick lik to download the OpenJDK 8 tar file openjdk-8u41-b04-linux-x64-14_jan_2020.tar.gz




Step #2: Install



To Install OpenJDK 8 Ubuntu Java Runtime - Enter the below command on Ubuntu command line.

$ sudo apt-get install openjdk-8-jre

The openjdk-8-jre package contains just the Java Runtime Environment. If you want to develop Java programs then please install the openjdk-8-jdk package.
To install openjdk-8-jdk Java Development Kit ( openjdk-8-jdk ubuntu ) - Enter the below command on Ubuntu command line.

$ sudo apt-get install openjdk-8-jdk



Step #3: Adding java_home to ubuntu


Ubuntu openjdk 8 java_home path setup : Once the above steps are successfully completed , we need to set the "JAVA_HOME" and "PATH" environment variables. Enter the following commands to set your environment variables. Make sure that your environment variables point to a valid installation of JDK on your Ubuntumachine.

export JAVA_HOME=/usr/lib/jvm/openjdk-8-jdk


Add the JAVA bin directory to the PATH variable

export PATH=$PATH:$JAVA_HOME/bin


This will append the java bin directory to the existing PATH variable. You can also check the PATH variable by entering the following command



Step #4: Verify


Once the OpenJDK 8 Download and installation is complete, we can verify the installed OpenJDK 8 version using below Command.



Go to Ubuntu prompt and type java -version
The above command prints the OpenJDK 8 version you installed.

Java -version


Verify the installed OpenJDK 8 version on windows

Congratulations !!! Now you have installed OpenJDK 8 Successfully.

Here are the ubuntu openjdk packages you might be interested in!


Ubuntu package openjdk-8-jdk
Ubuntu package openjdk-9-jdk
Ubuntu package openjdk-11-jdk
Ubuntu package openjdk-13-jdk
Ubuntu package openjdk-14-jdk
Ubuntu package openjdk-15-jdk


If you are looking out for earlier OpenJDK versions, go to OpenJDK Archive




Checkout OpenJDK Related Posts :




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  3. OpenJDK 8 Installation on Ubuntu
  4. OpenJDK 9 Installation on Ubuntu
  5. OpenJDK 10 Installation on Ubuntu
  6. OpenJDK 11 Installation on Ubuntu
  7. OpenJDK 12 Installation on Ubuntu
  8. OpenJDK 13 Installation on Ubuntu
  9. OpenJDK 14 Installation on Ubuntu
  10. OpenJDK 15 Installation on Ubuntu


  1. OpenJDK On Windows
  2. OpenJDK 7 Installation on Windows
  3. OpenJDK 8 Installation on Windows
  4. OpenJDK 9 Installation on Windows
  5. OpenJDK 10 Installation on Windows
  6. OpenJDK 11 Installation on Windows
  7. OpenJDK 12 Installation on Windows
  8. OpenJDK 13 Installation on Windows
  9. OpenJDK 14 Installation on Windows
  10. OpenJDK 15 Installation on Windows




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