Guest WiFi on Dumb AP - Installing and Using OpenWrt - OpenWrt Forum
OpenWRT - WiFi Bridge (LAN to LAN WiFi repeater/extender) - YouTube
Where does LUCI get the wireless adapter description from (not the name)? - Installing and Using OpenWrt - OpenWrt Forum
OpenWrt Wiki] RELAYD - Historically used as a Wi-Fi extender
OpenWrt Wiki] Guest Wi-Fi using LuCI
2.4ghz+5.8g 1200mbps High Power Wifi Router Indoor Ceiling Ap Open Dd Wrt Wi-fi Access Signal Booster Range Extender Amplifierap - Routers - AliExpress
Stock! 300mbps Indoor Ceiling Wireless Wifi Access Point Ap Open Dd Wrt Wi-fi Repeater Extender Router 48v Poe Power Adapter - Routers - AliExpress
Wifi Configuration - Network and Wireless Configuration - OpenWrt Forum