DSR Corporation

Sniffer product development is driven by ZOI members that specific and help fund its development. If you don't know much about ZOI, check it out here.

As of now, the Sniffer roadmap does not have most of the semi-conductor ecosystems in the plans (other than part of uncommitted backlog).

Nordic suggest ZBOSS NCP as a part of their SDK https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/protocols/zigbee/architectures.html#ug-zigbee-platform-design-ncp-details