(In the lib/ subdirectory) Additional class libraries and support files required by the development tools. The JRE includes a Java Virtual Machine (JVM), class libraries, and other files that support the execution of programs written in the Java programming language. (In the jre/ subdirectory) An implementation of the Java Runtime Environment (JRE) for use by the JDK.

(In the bin/ subdirectory) Tools and utilities that will help you develop, execute, debug, and document programs written in the JavaTM programming language. The core of the package consists from more than 30 individual tools and service which can effortlessly control every aspect of Java application development, from the concept phase to the final deployment to the end-users.

Java Development Kit for macOS (often described by Oracle as an “extended” package that expands upon the normal tools that could be find in Java SE Development Kit) hosts wide variety of tools for streamlined developing, debugging, testing, and monitoring of Java applications.

Popularity of Java Development Kits present not only because of the absolutely astonishing set of tools, services and features that this package offers, but also because in late 2006 Oracle released this SDK under the GNU General Public License, making it free for everyone. Because of its strong development support, this SDK package represents the most popular and widely used Java SDK platform for creation of both enterprise projects and open-source projects of all sizes. Java Development Kit for Mac (also known as JDK) is a highly professional cross-platform SDK platform created and regularly supported by Oracle Corporation.With a goal of providing specific implementation of Java SE, Java EE and Java ME platforms developers from all around the world use it.

Jdk download for mac free