Free AI mold generator: upload a model and it creates a printable mold you can use for casting resin, silicone, soap, concrete and more.
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MoldStudio3D
moldstudio3d.com
Browser-based mold designer for 3D printing: generate two-part molds from an STL, plus dedicated tools for candle, soap and ceramic slip-casting molds and a stamp maker.
Akritio
akritio.com
Browser tool from Navi3D that turns any 3D model into a print-ready casting mold. Free daily exports, with a Pro plan for unlimited use.
Layerling
layerlings.com
A free, browser-based alternative to Tinkercad for building printable models from simple shapes. Its standout feature is an AI connection that lets Claude (Anthropic's AI assistant) build or edit models from a plain-lan…