Clone of TinkerCad for the facility / FreeCad ...BUT format Step inside ! (TinkerCad has not!)

Online...
https://foremkacad.pl/editor

Similar more or less elaborated Ai inside or not!
LayerLing, Chili3D, KapyCAD, Zoo Design Studio, Bitbybit !

https://moiscript.weebly.com/layerling.html
https://chili3d.com/
https://kapycad.com/en
https://app.zoo.dev/home
https://bitbybit.dev/