Do I need to install anything?

No. It runs in any modern browser, free, with no account required.

For Hobbyists & Makers · 3D FEA Space Frame

3D FEA Space Frame for a bridge girder

Built for hobbyists & makers exploring it for fun. Play with real physics and math, no license and no setup — just open and tinker. Simulate a bridge girder live below — adjust the inputs and watch it respond, right in your browser.

3D FEA — Space Frame StudioLive

3D direct stiffness · drag to orbit

Controls

A 3D tower under a lateral + vertical load at the top. Drag to orbit. Members colored by axial force.

Presets

Lateral load

Deformation ×

▶ Run in Python

Data Inspector

Nodes16

Members40

DOF48

Solveconverged

Max displacement3.161

Governing equation

K u = F, k_{e} = \frac{E A}{L}, F_{x} = 15 (40 members)

Reading this result: Combined lateral 15 and vertical load bends the frame; peak node displacement is 3.161, and members recolor by axial force, cyan for tension and pink for compression.

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Frequently asked questions

Is this good for hobbyists & makers?: Yes — this version of "3D FEA Space Frame for a bridge girder" is framed for hobbyists & makers exploring it for fun. Play with real physics and math, no license and no setup — just open and tinker.
Do I need to install anything?: No. It runs in any modern browser, free, with no account required.