If you are designing furniture, architecture, or organic shapes for , Solid Inspector 2 is mandatory. It is stable, free, and arguably the most reliable diagnostic tool available in the SketchUp ecosystem.
The safest and most reliable way to get Solid Inspector 2 is directly through official SketchUp channels. Avoid third-party websites that bundle extensions with malware. Method 1: The SketchUp Extension Warehouse (Recommended) solid inspector 2 sketchup download