HA Clone - ai-speaker

Just came across a clone of HA, even advertises they use HA
Try the demo, its basically a copy
AIS Documentation | AI-Speaker

have their own hardware to
Bramka AIoT | AI-Speaker

In the opensource world isn’t that know as a “Fork” ?

But yes it look like a Polish tailored ver. of Home Assistant .

Depens of type of license and they selling it as a product.