"Shamseh" is a Shape generator node that works in Substance Designer and Painter. It could create a large variety of shapes from regular N-Gons, N-Sided stars with different angles, outlined shapes, etc.
get it for free: https://artstn.co/m/BnL76
https://substance3d.adobe.com/community-assets/assets/65a1890e060552444047d8cf305bfb6c0031537d