> Do you happen to know of others by any chance. There's Galene, <https://galene.org https://galene.org>. It's easy to deploy, uses minimal server resources,

> Do you happen to know of others by any chance. There's Galene, <https://galene.org https://galene.org>. It's easy to deploy, uses minimal server resources, and the server is pretty solid. The client interface is still a little awkward, though. (Full disclosure, I'm the main author.)