SkyCiv Structural 3D, a cloud-based Structural Analysis program, allows users to design, analyze, and model complex 3D structures. It can be used online and does not require installation. SkyCiv Structural 3D is the best online structural analysis. It includes the following: – Powerful Analysis: Linear and P-Delta Cables, Buckling Plates, Frequency RS - Integrated design checks for steel, wood connections, foundations wind (AISC. NSD. AISI. EN. AS. CSA. BS plus more ...)