Just getting started...

[simoncn]

(10-06-2020 20:30)Alandbush Wrote:  Simoncn has provided some information for the latter. I would add Tunebrowser to his list. This can run as UPNP and OpenHome.
This Wiki page provides more information on both although not necessarily upto date.

Thanks for this useful pointer. I don't see any mention of Tunebrowser on the linked web page.