ETS (Engineering Tool Software) is the flagship software from KNX Association. It is the only vendor-independent configuration tool for smart home and building control systems based on the KNX standard. ETS 6, the latest major version released in 2021 (with continuous updates since), allows you to plan, design, commission, diagnose, and maintain KNX installations.
Paid (often discounted upon completing basic online training via the KNX eCampus). Device Limit: Maximum of 20 KNX devices per project. knx ets 6 download link