OpenKNX
OpenSource KNX software and hardware for maker, hobbyist and home automation enthusiasts
About OpenKNX
OpenKNX is a open community of hobby/DIY developers aiming to create free and open source firmware for KNX devices.
Our goal is to achieve maximum conformity to the KNX specification for a seamless integration into your smart home.
We are using open source tools like KiCAD, FreeCAD, Visual Studio Code, the Arduino Framework and many others.
Wiki
Further information can be found in the OpenKNX Wiki
Examples
If you are looking for some Examples have a look here: OpenKNX Examples
Related projects
https://github.com/thelsing/knx
https://github.com/earlephilhower/arduino-pico