Coaster Designer

Choose a coaster shape, add a border, logo or text and check it in the live 3D preview. Each logo colour can go to its own inlay, and the export gives a 3MF file with everything assembled, or separate STL files.

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Fonts: Liberation, Poppins and Inter (SIL Open Font License), DejaVu (Bitstream Vera license). Libraries: three.js (MIT) and Clipper (Boost Software License).