Aeshna

Aeshna is a professional STEP and IGES viewer for precise, private, and efficient 3D model inspection. Open and review models directly on your device with no account required and no cloud upload.

Key Features

* Local Viewing

Open and inspect models directly on your device. No account required and no cloud upload.

* STEP / IGES Support

View common 3D exchange formats including STEP, STP, IGES, and IGS.

* Assembly Tree

Browse the model hierarchy, inspect node details, and focus on specific components.

* Section View

Cut through models to examine internal structures and hidden geometry.

* Exploded View

Separate assembly parts to better understand component relationships and model structure.

* B-Rep Measurement

Measure distances, angles, and key dimensions directly from B-Rep geometry.