Created by Chris Fullmer (CLF) and later adapted by others, CLS Voronoi was a breakthrough. It generates 2D Voronoi patterns within any selected face (rectangle, circle, or irregular boundary). It also offers a "create holes" feature, which punches the cells through a surface—ideal for laser-cut screens. The script is available on GitHub as a .rb file. Installation requires manual placement into the SketchUp Plugins folder. While powerful, it has two major flaws: it does not work natively with SketchUp 2021+ due to changes in Ruby API, and it crashes on large point sets (over 300 seeds). For legacy versions, it remains a champion.
There are a few plugins available that can help you create Voronoi diagrams in SketchUp. Here are a few options: voronoi sketchup plugin free download
The search for a "free Voronoi SketchUp plugin" is more than a quest for a software tool; it is an expression of a design philosophy that values emergent complexity, natural efficiency, and accessibility. While SketchUp’s native toolset remains stubbornly Euclidean, the generosity of its scripting community—from TIG’s elegant Ruby scripts to the open-source power of MeshLab—ensures that no designer is locked out of biomorphic form. By combining a free plugin with a creative pipeline, one can transform a simple extrusion into a cellular masterpiece. The limitations of free tools are not barriers but invitations to ingenuity. After all, nature itself never uses a paid subscription—it just grows, branches, and subdivides for free. And now, with the right plugin, so can your SketchUp model. Created by Chris Fullmer (CLF) and later adapted
You can find these essential extensions on reputable platforms like the SketchUcation PluginStore and the official SketchUp Extension Warehouse . The script is available on GitHub as a