Modbus MOD485K (Modaer) implementation for Aermec heat pumps on Arduino.

This example shows how to access the Valden Heat Pump Controller data from your server, Raspberry Pi, and so on.

CHPC: Cheap Heat Pump Controller

TRNSYS components to simulate a variable capacity air-to-air heat pump

The Service Display is a open source tool, that allows you to connect Valden Heat Pump Controller to get maximum available information from sensors and show it graphically.

The Valden Heat Pump controller is a platform to precisely control heat pumps

This device allows you to control the Valden Heat Pump via remote display. Display can be used with a signal cable up to a few hundred meters long. As well as the controller this display is an also open product with available gerber and source code.

Panasonic Air Conditioner / Heat Pump plugin for HomeBridge using the Panasonic Comfort Cloud API to expose Panasonic Air Conditioners to Apples HomeKit

PGART is a small system that will try to reduce the electric energy consumption for a Thermia Atlas heat pump by adjusting the desired indoor temperature.

A Julia interface to the Thermia API for control of heat pumps and HVAC

Interfaces with Daikin Altherma heat pumps via LAN adapter BRP069A61/BRP069A62

A custom Home Assistant integration for Alpha Innotec heat pumps.

Home Assistant Integration for Alsavo Pro pool compatible heatpumps

A custom Home Assistant integration for Mitsubishi Ecodan air-source heat pumps

Home Assistant Integration specific for BRP069A78 Heat Pump Model, via Daikin App Onecta. Users have good experience also for BRP069A62 and BRP069A61 (but not tested directly).

❄️☀️ Minimalist EnergyPlus-based library for simulating the performance of simple air-to-air air conditioners (AC) and heat pumps (HP)

Open source alternative for Panasonic air condition wifi adapters that works locally without the Comfort Cloud

GeoHeat-GB: A geospatial power systems planning model for heat electrification in Britain

📊 Monitoring for the STIEBEL ELTRON Heat Pump

Measure, display and log temperatures with Raspberry PI