Description: OpenJDK 9 is the open source implementation of Oracle's Java development Kit. It allows Java developers to create applications using the Java programming language.
Open Source: Yes
License: GNU General Public License, version 2, with the Classpath Exception
Latest Stable Source: https://download.java.net/java/GA/jdk9/9.0.4/binaries/openjdk-9.0.4_linux-x64_bin.tar.gz
Not really something I would use, but thought it would be useful for developers. I'd recommend keeping openjdk-8 around too as many applications have not yet updated to openjdk-9 yet.