– Check which version of java you are running.
java -version
– Download the OpenFx linux version (same version as java) from https://gluonhq.com/products/javafx
– Install openFx software in following path
/usr/lib/jvm
– Create symlink
sudo ln -s /usr/lib/jvm/javafx-sdk-25.0.3 /usr/lib/jvm/javafx
– Run JavaFx jar on commandline
java -jar –module-path /usr/lib/jvm/javafx/lib –add-modules javafx.base,javafx.controls,javafx.fxml,javafx.graphics,javafx.media,javafx.swing,javafx.web –enable-native-access=javafx.media –enable-native-access=javafx.graphics *.jar
– Enjoy