Grabby is a set of tools that help you select entities in more precise ways.
Filter selection by what you can see.
Tag your entities, manage your drawing.
Create scenes for each layer and hide entities based on what layer they are on.
LightUp is the fastest and simplest SketchUp renderer on the market. Experience true real-time rendering all within the SketchUp window. SketchUp has never looked so good!
Upload your SketchUp models to the 3D (WebGL) viewing, rendering, and sharing website Sketchfab
Parametric Modeling for SketchUp