Configure your smart switch module to work with Tasmota open source firmware.
Shelly 1L No Neutral Switch Module Configuration for Tasmota
Shelly Plus 1 Switch Module (SNSW-001X16EU) Configuration for Tasmota
Shelly 1 Switch Module Configuration for Tasmota
Shelly Plus 1 Detailed Overview
Shelly Plus i4 Switch Module (SNSN-0024X) Configuration for Tasmota
Upgrade Shelly Switches Easy NO Soldering Smart Garage Door Opener
Push Button on Shelly Devices · Issue #4914 · arendst/Tasmota · GitHub
Wiring Shelly Plus 1 with Rob Tait
Shelly Plus 1 flashing and setup guide/ tutorial - ESPHome - Home Assistant Community