JavaFX 8的源代码位于：

The source for JavaFX 8 is available at:

http://hg.openjdk.java.net/openjfx/8 / master / rt

JavaFX 8今天几乎完全开源。

JavaFX 8 is almost completely open source today.

建筑说明带有OpenJDK 8的JavaFX 8

Instructions for building JavaFX 8 with OpenJDK 8