Oracle JRockit provides tools, utilities, and a complete run-time environment for developing and running Java applications. JRockit JDK includes the Oracle JRockit JVM, which is developed and optimized for Intel architectures to ensure reliability, scalability, and manageability for Java applications. The JRockit JVM is one component of the JRockit JDK JDK. In addition to the JRockit JVM, the JDK contains the Java Run-time Environment (JRE). The JRE contains the Java class libraries (as specified by the Java Platform, Standard Edition 6 API Specification) and a set of development tools, such as a compiler.