A curated list of open technology projects to sustain a stable climate, energy supply, biodiversity and natural resources.

EVCC

An extensible EV Charge Controller with PV integration implemented in Go.

battery charger eebus emobility golang home-automation modbus mqtt ocpp pv semp solar sunspec wallbox

Consumption - Mobility and Transportation - Last synced: 26 Apr 2025 - Ranking: 26.9

ModBus Measurement Daemon

A daemon for collecting measurement data from smart meters and grid inverters over modbus.

golang grid-inverters modbus modbus-meters openhab smart-meter sunspec volkszaehler

Consumption - Buildings and Heating - Last synced: 26 Apr 2025 - Ranking: 22.1

huawei_solar

This integration exposes the information and functions made available by Huawei Solar inverters directly via one of its Modbus interfaces in Home Assistant.

home-assistant home-assistant-integration huawei huawei-solar modbus modbus-rtu modbus-tcp solar-energy

Renewable Energy - Photovoltaics and Solar Energy - Last synced: 26 Apr 2025 - Ranking: 9.7

solarthing

An application that can monitor data from a variety of solar charge controllers and inverters.

couchdb crne-solar dashboard energy-monitor modbus outback-mate packets pvoutput raspberry-pi renogy renogy-rover slack slack-bot solar solar-energy solarthing solcast

Renewable Energy - Photovoltaics and Solar Energy - Last synced: 26 Apr 2025 - Ranking: 6.9

SolarNetwork

Flexible platform for the monitoring and control of energy assets, meters, sensors, weather stations, EV chargers, market pricing, load optimization, and more.

bacnet canbus climate-data energy energy-consumption energy-data energy-generation energy-monitoring iot java loxone mbus modbus osgi plugin-architecture

Energy Systems - Building Energy Monitoring - Last synced: 26 Apr 2025 - Ranking: -Infinity