RealJ is an integrated Java development environment that works with the JavaSoft JDK . With RealJ you can edit source code, compile and run Java applications and applets from within the IDE. It provides full support for the latest JDK.RealJ includes: a full featured source-code editor with drop-down function list\; a multi-level file, class, and function browser\; and a project window that lets you collect and open Java and HTML source files. It captures output from the compiler and running Java applications, and gives you the ability to double-click errors flagged by the compiler to go straight to them in the source code. RealJ also features: syntax colouring for Java keywords and comments\; Jar support\; support for inner classes and interfaces in the function browser\; and file-level compilation.This program was previously known as FreeJava.