GitHub - Baumgartl/openwrt-xiaomi-mir3: OpenWrt with support for the Xiaomi Mi WiFi Router 3 a/k/a MIR3. Based on current stable release v18.06.2 with Linux Kernel 4.14.95.
OpenWrt Wiki] Xiaomi Mi Router 3 Pro (R3P)
Installing OpenWrt on the Xiaomi 4A, 4C, 3Gv2, 4Q, miWifi 3C and debrick method - YouTube
OpenWrt Wiki] Xiaomi Mi Router 3 Pro (R3P)
Xiaomi WiFi Router 3G V2 - For Developers - OpenWrt Forum
Xiaomi mi router 3, reverting to stock rom, couldnt open image file Bootloader.bin - For Developers - OpenWrt Forum
Xiaomi WiFi Router 3G - bricked - Installing and Using OpenWrt - OpenWrt Forum