Curviloft Plugin Sketchup 2015 66 //top\\ Jun 2026

This article is your ultimate resource. We will cover installation, core functionalities (Loft, Skin, Extrude), troubleshooting the "66" build, and why this specific version combo remains relevant nearly a decade later.

Version 1.6.6 fixed a critical "Undo crash" bug present in 1.6.5. When hitting Ctrl+Z after a loft operation in 2015, 1.6.6 recovers gracefully, whereas 1.6.5 would corrupt the file. curviloft plugin sketchup 2015 66

In the world of 3D modeling, SketchUp has long been celebrated for its intuitive "push/pull" methodology. It is the go-to software for architects, interior designers, and engineers who need to visualize rectangular forms quickly. However, for years, SketchUp struggled with one specific area: organic, free-form geometry. Creating smooth, curvaceous shapes that transition seamlessly from one profile to another was often a painstaking process involving manual stitching of faces. This article is your ultimate resource

This is perhaps the most used feature. Imagine you want to design a modern boat hull or a custom lamp shade. You draw the top profile, a middle profile, and a bottom profile. In native SketchUp, you would have to draw lines between these circles and fill them in manually—a tedious process that often results in non-quad faces that look jagged. When hitting Ctrl+Z after a loft operation in 2015, 1

While Trimble has moved on to newer versions (2016 through 2024), many professional firms and hobbyists still rely on SketchUp 2015 for its stability, specific rendering engine compatibility, or legacy workflow. Curviloft 1.6.6 was the zenith of Fredo6’s genius before major API changes in later SketchUp versions.