Modular, 3D-printable off-grid environmental sensing node — Raspberry Pi 5 with swappable 1 TB storage and cellular backhaul; logs CO₂/temp/RH/VOC/light telemetry for remote deployments. Open hardware ...

Text-to-CAD tools are beginning to generate useful 3D models from prompts, but the most important missing feature is not geometry — it is intent.

In this tutorial we will cover how to import STL/OBJ files in FreeCAD. Since the mesh-format STL/OBJ is dimensionless, FreeCAD will assume on import that the units used in the model are mm. If this is ...