Read the wired or wireless mbus protocol to acquire utility meter readings.
Software defined receiver for wireless M-Bus with RTL-SDR
Distributed Wireless M-Bus gateway for Home Assistant — place ESP32 receivers anywhere and decode centrally with wmbusmeters. Supports SX1262, SX1276 and experimental CC1101/LR1121
openHAB binding to receive and decode WMBus messages (OMS+Techem)
wMbus receiver based on STM32L476 Nucleo and Hope RF95
Central wmbusmeters decoding backend for a distributed Wireless M-Bus gateway — receives RAW telegrams from ESP32 via MQTT, with WebUI and Home Assistant Discovery.
Open-Source Zigbee, Thread, wM-Bus, LoRa, LoRaWAN and Bluetooth gateway for Home Assistant.
M-Bus / wM-Bus component for ESPHome
HowTo for adding a Diehl Hydrus 2.0 water meter to a smart home using ESPHome and SzczepanLeon's wmbus esphome modules.
(W)MBus parser. EN 13757-3 and EN 13757-4 (2013)
Wireless MBus Interface Bridge
Read your wireless M-Bus water meter with an ESP32 + CC1101 and get it into Home Assistant. Local AES decryption, leak alarm, energy dashboard. No cloud.
Projekt do lokalnego odczytu danych z licznika energii OTUS 3 APATOR używanego m.in. przez PGE, ENEA, ENERGA, zbudowany na ESP32-S3 i module radiowym SX1276.
.NET Library for communicating with the WiMOD iM871A USB (and the chip) WMBus dongle.
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