An upgradeable (with roll-back) cluster of services.
Starts the service if it does not exist, otherwise uses the existing service but presents its sensors as a proxy feed.
Pointer to a single external service, configured as a URL or something.
A policy that creates a child entity based on whether entities in an application match some criteria.
An effector that pings an external URL when activated.
A policy that pings an external URL when a sensor value changes to match some predicate.
An effector that executes some script defined in a JVM language, in the context of the entity.