Netbeans (With Suitable JDK)

Netbeans

NetBeans is an popular IDE for Java. NetBeans permits applications to be developed from a collection of standard software package parts known as modules. NetBeans runs on Windows, macOS, UNIX operating system and Solaris. Additionally, Java development, it's extensions for alternative languages like PHP, C, C++, HTML5, and JavaScript. Applications supported by NetBeans, together with the NetBeans IDE, is extended by third party developers.

Netbeans -version 8.0.2

Free (You don't have to do anything to run or use the software).

You can install it both offline & online.

The full installation guide is given in the file below.