A few years later, here's an answer for you: `sling:resourceSuperType` does work for this usecase, but you have to reference a node that doesn't already have a sling:resourceType. I kept trying over and over to re-use RTE, rtePlugins, uiSettings, etc... the only way I could get this to work was by r...

I'm having this same issue, but for "internal" dependencies. We have a multi-tenant project setup like below:project-rootall - embeds parent.all.zip, tenant-a.all.zip, tenant-b.all.zipparent (shared Java and HTL)all - embeds parent.core.jar, parent.ui.apps.zip, parent.ui.config.zip, parent.ui.conten...