Java Development Kit (JDK)

What is Java JDK?

The Java Development Kit (JDK) is a software development environment (libraries and executables)  used for developing Java applications and applets. It includes

  • the Java Runtime Environment (JRE)
  • an interpreter/loader (java)
  • a compiler (javac)
  • an archiver (jar)
  • a documentation generator (Javadoc)
  • other tools needed in Java development.

Java SE  download link below

http://www.oracle.com/technetwork/java/javase/overview/index.html