JavaFX Scene Builder has multiple goals: “help designers and developers build JavaFX-based user interfaces”, put “JavaFX 2.0 in action,” and help developers “explore and learn about ...

JavaFX 14 is available to help developers create cross-platform GUI applications with a single codebase. Improvements include HTTP/2 support with an embedded browser, controlled by native Java code.

The combination of the source code with what it produces in the Ensemble sample application can help developers to learn what’s available and how to use various parts of JavaFX.