SLS Zigbee gateway is a free (yet) developing project of a universal standalone gateway for building a Zigbee network of a smart home.
https://slsys.github.io/Gateway/READM...
https://github.com/egony
This is what you will need to build the gateway at minimum salaries:
https://cutt.ly/CWepNej ESP32
https://cutt.ly/yWep0An EBYTE cc2652p
https://cutt.ly/XWep7XW USB UART
And these are the devices that work with it:
https://cutt.ly/MRC7xRz smart curtain Zemismart
https://cutt.ly/8Trw52Q Aqara E1 light switch
https://cutt.ly/nmRZOd7 dimmer light Tuya
https://cutt.ly/xc2sjHA light switch without zero line Tuya
https://cutt.ly/Rmgo5be SonOFF shop
https://cutt.ly/7WeaUji temperature and humidity sensor
https://cutt.ly/GWeaGIW relay 16A Tuya
00:00 why Zigbee and not WiFI?
02:25 a little about the SLS gateway
04:10 modification of the SLS board for cc2562p
06:00 where can I get the firmware?
08:10 flashing ESP32
08:55 connection and firmware cc2652p
10:48 am first enable SLS Zigbee gateway
13:20 connecting Zigbee devices
16:50 integration with Home Assistant
21:22 automation in Home Assistant
21:53 Straight Binding
23:30 SimpleBind
24:51 lua scripts
26:05 results and budget