Configure your smart dimmer module to work with Tasmota open source firmware.
Module Switches and Dimmers
Tasmota - d1 mini + relay + reed switch · Issue #2792 · arendst/Tasmota · GitHub
US Devices
Module Switches and Dimmers
Support for Sonoff D1 Dimmer · Issue #7598 · arendst/Tasmota · GitHub
Sonoff D1 Dimmer - modular in and out
Sonoff D1 Dimmer Did it miss the mark?
EU Devices
IL Devices