Or of course SubD by Thomthom for the organic form 😉
About the "planar" pieces maybe take a look at the Slicer 6 by TIG 😉
and the Lattice maker familly always by TIG! 😉
@unknownuser said:
Converts edges and faces in a selected flat group into frames
PS About global structure maybe also take a look at the free TopMod ! ☀
(compatible to SketchUp by OBJ format)