Development Environment, Tooling Platform, and Application Framework. Apache NetBeans is more than a text editor. It highlights source code semantically and syntactically, and allows you to refactor code with a variety of powerful and handy tools. Apache NetBeans offers editors, wizards, templates, and other tools to help you create Java, PHP, and other languages applications. Apache NetBeans is compatible with all Java-supporting operating systems, including Windows, Linux, Mac OS X, and BSD. NetBeans is also supported by Write Once, Run Anywhere.