Very few options available, if any, if you actually do that. The IoT market is unfortunately small and dominated by vendors that don’t want at all an open ecosystem. That would hinder their ability to force you to pay for a subscription which is where all the money is.

Yes, that’s right, don’t buy any new car, any phone, any television. Hell don’t buy any x86 laptop or desktop computer, since you can’t disable out replace Intel ME/etc.