You can import third-party JAR files and permanently add custom controls to the UI library. Enhanced Hierarchy & Content Panels:
Select version for your specific operating system (Windows, macOS, or Linux). 2. Third-Party Repositories download javafx scene builder 2.0
Scroll down to the "JavaFX Scene Builder 2.0" section. You will see a link for "JavaFX Scene Builder 2.0". Click it. A pop-up will appear asking you to accept the Oracle Binary Code License Agreement. You can import third-party JAR files and permanently
Once installed, Scene Builder 2.0 needs to know where your JDK 8 lives. download javafx scene builder 2.0