The self-hosted app never went away; I've been running it for the last 8 years or so, first on a MacBook Pro, then a Raspberry Pi, and now a repurposed HP T620 thin client.
They promote their cloud controller pretty strongly, followed by the Cloud Key, which is their own preinstalled self hosting setup, but the self-hosted UniFi Network server has stuck around. (It changed names a couple of times; it was the "UniFi Controller", then "UniFi Network Application", and now "UniFi Network Server".)
They promote their cloud controller pretty strongly, followed by the Cloud Key, which is their own preinstalled self hosting setup, but the self-hosted UniFi Network server has stuck around. (It changed names a couple of times; it was the "UniFi Controller", then "UniFi Network Application", and now "UniFi Network Server".)