Gluon Scene builder is same as Scene builder 2.0 (by Oracle). It is available free to download. Only difference is that it has some extra library support with extra built-in controls, so we can directly use it without any extra effort. These control as very user friendly and have great user experience and awesome look and feel that will give a professional look to our desktop application. I am here just given you a small introduction and download and installation guideline to avoid inconvenience.
The latest version of Scene Builder for Java 8 is 8.5.0, it was released on Jun 5, 2018. Also new version for java 10 is also ready to download from its official website. Please follow the link given below:
https://gluonhq.com/products/scene-builder/
Once you click on this link you will be redirected to following page. Please see the image below. If you have java 8 installed on your machine then you have to download JDK 8 compatible version and if you have java 10 versions installed and opt for JDK 10 compatible version to download.
Scene Builder compatible for Java 10 also available to download.
You guys free to start doing hands on Scene builder after installing appropriate version on your system.