I'm not sure on the price, or whether it can be run without the Things Network, as I haven't been able to buy one yet, but perhaps take a look at the Alfa Tube

I'm not sure on the price, or whether it can be run without the Things Network, as I haven't been able to buy one yet, but perhaps take a look at the Alfa Tube ELoRaWANGW, which can run OpenWRT.