
OpenJDK is the free and open-source implementation of the Oracle Java Standard Edition (Java SE) Development Kit. This guide will show you how to install the Open Java Development Kit (OpenJDK) 11 on Ubuntu 18.04.

Software written in Java can be compiled and run on any system, making Java a versatile platform that can be used to create anything from software to basic web applications. Note that some previous java packages such as java8 are still using Oracle JDK instead of OpenJDK.Java is one of the world’s most popular programming languages.



This answer assumes that a recent version of Homebrew is installed, with brew cask install enabled and working.Īt this point, assuming that no newer version of Java or Java JDK is installed, java -version shows me openjdk version "11.0.3" and javac -version shows me javac 11.0.3 (with no JAVA_HOME environment variable in use). Note that OpenJDK as used by AdoptOpenJDK is open source under GPL v2 license with a Classpath exception. Recommended commands to install OpenJDK 11 from AdoptOpenJDK (with notes after the # sign) : brew tap adoptopenjdk/openjdk # assuming this tap was not already addedīrew cask install adoptopenjdk11 # this command *may* need a password to succeed
