building-automation

HomeGenie: The Programmable Intelligence with 100% Local Agentic AI.

Whole building non-residential hourly energy meter data from the Great Energy Predictor III competition

BlueRange Mesh - The first completely connection-based open source mesh on top of Bluetooth LE (>=4.1/5.0)

BAC0 - Library depending on BACpypes3 (Python 3) to build automation script for BACnet applications

Haystack 4 Defs

API for RL algorithm design & testing of BCA (Building Control Agent) HVAC on EnergyPlus building energy simulator by wrapping their EMS Python API

Pyhaystack is a module that allow python programs to connect to a haystack server project-haystack.org. Connection can be established with Niagara Platform running the nhaystack, Skyspark and Widesky. For this to work with Anaconda IPython Notebook in Windows, be sure to use "python setup.py install" using the Anaconda Command Prompt in Windows.…

A sleek web portal for triggering any Home Assistant action (like opening a building door), protected by secure PIN authentication. Perfect for apartment buildings, offices, or any scenario where you want easy, controlled access for multiple users.

Production-ready BACnet to MQTT gateway with REST API, web UI, bounded polling, writes, and observability.

Niagara 4 optimization blocks mostly made by ChatGPT and tested out by Ben.

Enapter Blueprint Marketplace – integrate any device into your Energy Management System. 🔋 🔌 👩🏽‍💻 👨‍💻

Open-source modular DIN-rail home automation and sensor. ESP32-S3 core with Ethernet, Zigbee, RS485. 9 I/O modules via I2C: relays, contacts, energy meter, sprinklers. ESPHome-based, integrates Home Assistant. Low-voltage, cabinet-oriented. Built for learning & customization.

Open Source Multiprotocol AI Server for Building Automation (KNX/Modbus/1-Wire via MQTT)

Project-Haystack Java Reference Implementation

Dynamic models for building energy management

BACnet IP integration by BRDC.nl

A BACnet (Building Automation and Control Networks) protocol stack implementation in Rust.

Open-source BACnet/IP simulator for testing BACnet clients, BMS integrations, SCADA connectors, and HVAC automation without physical devices.

Documenting open source systems for physical access control of buildings. Add anything we are missing with a PR. Use discussions here to develop and improve the scene of FOSS / Open Hardware for physical access control.

Community for KNX-MCP – the ETS App that lets AI assistants (Claude, Copilot, ChatGPT) work directly in ETS5/ETS6 projects via MCP. Questions, bug reports, ideas, setup examples and release notes.