Head over to the Oracle Java SE 8 download page. Oracle’s OpenJDK (open source) – you can use this for free in any environment.Oracle’s JDK (commercial) – you can use this in development and testing for free, but if you use it in production you have to pay for it.Instead of having a single JDK build which you can use for free, they now have two different JDK builds:

Note that Oracle has changed the license of their JDK. The official reference implementation is maintained by Oracle. To do this the JRE uses Java libraries and a Java Virtual Machine (JVM) that executes the compiled Java code.ĭifferent JDK implementations are available. The JDK also contains a Java Runtime Environment (JRE) that is able to run compiled Java code. Other tools include an archiver (jar) and a documentation generator (javadoc). One of these development tools is a compiler (javac) that converts Java source code (. It contains tools that allow you to develop and run your Java program. When you want to create a Java application you need a Java Development Kit (JDK).

$ java8 $ java -version java version '1.8.0_162' Java(TM) SE Runtime Environment (build 1.8.0_162-b12) Java HotSpot(TM) 64-Bit Server VM (build 25.Check following guides if you are looking to download and install JDK 1.5, JDK 1.6, JDK 1.7, JDK 1.9 or JDK 1.10. bash_profile for the aliases to take effect. export JAVA_8_HOME=$(/usr/libexec/java_home -v1.8) export JAVA_11_HOME=$(/usr/libexec/java_home -v11) alias java8='export JAVA_HOME=$JAVA_8_HOME' alias java11='export JAVA_HOME=$JAVA_11_HOME' # default to Java 11 java11 $ brew cask install java Switching versionsĪdd the following aliases to. Install a specific version of the JDK such as java8, java10 or java for the current. Installing Java 11 on MacOS with HomeBrewįind locations of previously installed Java JDK: $ /usr/libexec/java_home -V Matching Java Virtual Machines (1): 1.8.0_162, x86_64: 'Java SE 8' /Library/Java/JavaVirtualMachines/jdk1.8.0_162.jdk/Contents/Homeįind the location of a specific Java version using -v: $ /usr/libexec/java_home -v 1.8 /Library/Java/JavaVirtualMachines/jdk1.8.0_162.jdk/Contents/Home Install with HomeBrewĢ.

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