Sep 19, 2018

All together to use all previous feature or support of plugin and project types in NetBeans (incubating) 9.0 you need to setup Update Center in Plugins

To add all the plugins you need to add NetBeans 8.2 Plugins catalog 

click on Settings:

Now click on Add at bottom – right and enter

Name: “NetBeans Distribution 8.2”

URL: http://updates.netbeans.org/netbeans/updates/8.2/uc/final/distribution/catalog.xml.gz
Add another update center with

Name: “Plugin Portal 8.2”

URL: http://plugins.netbeans.org/nbpluginportal/updates/8.2/catalog.xml.gz

save it by clicking on OK