Infrared remote library for ESP8266/ESP32: send and receive infrared signals with multiple protocols. Based on: https://github.com/shirriff/Arduino-IRremote/

Arduino library to control Mitsubishi Heat Pumps via connector cn105

ESPHome Climate Component for Mitsubishi Heatpumps using direct serial connection

Monitor and control Daikin/Rotex (hybrid/Altherma) heat pumps via the 2-wire P1/P2 thermostat interface with an ATmega328P, ESP8266, and electronics. The P1P2Serial library and P1P2Monitor program perform low-level bus operation, the P1P2-bridge-esp8266 program interprets data from/to MQTT supporting Home Assistant MQTT discovery. P1P2Serial may…

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

LAN/WiFi interface for Boiler-System-Bus (BSB) and Local Process Bus (LPB) and Punkt-zu-Punkt Schnittstelle (PPS) with a Siemens® controller used by Elco®, Brötje®, Atlantic® and similar heating systems

📚 Library of psychrometric functions to calculate 🌡️ thermodynamic properties of air for Python, C, C#, Fortran, R, JavaScript and VBA/Excel

ESPHome component for AUX based air conditioners. Direct wifi control of HVAC by ESPHome and Home Assistant. HVAC status and command feedback are available.

MQTT Bridge for controlling Gree smart air conditioners, e.g. with Home Assistant or OpenHAB

ESPHome Samsung HVAC Integration is an ESPHome component that connects and controls Samsung HVAC units (air conditioners and heat pumps) via a hardware bus (F1/F2 lines). It supports both NASA and NonNASA protocols, enabling multisplit control, temperature monitoring, energy tracking, and real-time notifications, enhancing your smart home setup.

Wired controller for LG HVAC units using ESPHome and ESP32

A Python 3 library to make psychrometric charts and overlay information on them.

AC Infinity integration for Home Assistant for UIS based controllers

Python Zehnder ComfoConnect LAN C library to interface with ComfoAir Q350/450/600 units.

Open source heat pump controller and home automation terminal, built on ESP32

Protocol description of the serial communication channel of Samsung airconditioners.

ESPHome Component for Daikin Mini-Splits using the S21 serial port.

OpenTherm library to create thermostat for OpenTherm enabled boilers and HVACs using an OpenTherm controller and an ESP32 or other microcontroller

Fault Detection Diagnostics (FDD) for HVAC datasets

A multi-package for HVAC engineering written in Python.