Software prerequisites
WildFly runs on top of the Java platform. It needs at least a Java Runtime Environment (JRE) version 1.7 to run (further references to versions 1.7 and 7 should be considered equal—the same applies for versions 1.8 and 8 as well), but it also works perfectly with the latest JRE version 8.
As we will also need to compile and build Java web applications, we will need the Java Development Kit (JDK), which provides the necessary tools to work with the Java source code. In the JDK panorama we can find the Oracle JDK, developed and maintained by Oracle, and OpenJDK, which relies on community contribution.
Nevertheless, after April 2015, Oracle will no longer post updates of Java SE 7 to its public download sites, as mentioned at ...
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