https://9to5mac.com/2020/01/05/ikea-smart-blinds-homekit-sir...
https://9to5mac.com/2020/01/07/eve-cam/
What exactly makes you think it's dead? Seems like it's being supported by a variety of 3rd parties, and new technologies are being integrated into the environment. Routers are coming with HomeKit support now too.
Is this a wild guess or based on reporting?