The 1001bit tools is a plugin that is a must have. Given below is the list of some of the most important plugins that you can use in SketchUp: 1001bit Tools – Helps Modelling Architecture Even though Sketchup can be a very versatile tool for architectural visualizations yet in some way it lacks of some features which can be used for a quicker modelling time the reason for it is the software is all-use oriented instead of particularly an architectural one.īy adding plugins into SketchUp we can work in a more precise way and also achieve faster modeling times.