Raspberry Pi 4: The Ultimate Guide to Zigbee and Z-Wave Home Automation (2023) - ESP for Beginners
Amazon.com: SONOFF Zigbee 3.0 USB Dongle Plus Gateway, Universal Zigbee USB Gateway with Antenna for Home Assistant, Open HAB etc, Wireless Zigbee 3.0 USB Adapter(1 Pack) : Electronics
zoe (CC2530 w/ PoE + RTC for RPi) - Electrolama
LIXEE - Universal Zigbee gateway PiZiGate for Raspberry Pi