Java is a general-purpose computer programming language specifically designed to have as few implementation dependencies as possible.
Java 8 is a revolutionary release of the worlds number one development platform. It includes a huge upgrade to the Java programming model and a coordinated evolution of the JVM, Java language, and libraries. Java 8 includes features for productivity, ease of use, improved polyglot programming, security and improved performance.
Installs the Oracle Java 8 version. You may not need a standalone version such as this. This is used within many of the applications we feature in App Store. But do use it if you wish to save yourself 30 minutes getting Java Home set up ;-).