Plugin Islamic Geometric Pattern Generator – Blender add-on A Blender add-on for patrons: layered, parametric Islamic star patterns and Japanese kumiko lattices, output as closed, manifold solids ready for booleans, reliefs and 3D printing.
Plugin Tolerance Boolean – Blender add-on A free Blender add-on for 3D-printing design: a boolean that offsets the cutter along its normals, so holes, sockets and print-in-place joints come out with the clearance you choose. Works with objects and instanced collections.