Can we model buildings in dynamo like these ones?

[abdelgawad]

[john_pierson]

Yes

[abdelgawad]

Fantastic but how ? is there any tutorial on any building like them?

[Vikram_Subbaiah]

@abdelgawad

Fantastic but how ? is there any tutorial on any building like them?

That’s akin to seeking a manual titled How to become a Billionaire - Step by Step

However certain geometry may now be easier to create using T-Splines.
Here is an image showing some T-Splines from a recent post by @Zach_Kron