Convert GLTF to STL Online

Turn a GLTF 3D model into an STL file directly in your browser—upload your .gltf and download the converted .stl when it’s ready.

Input (GLTF)
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Choose a 3D model file to convert
Output (STL)
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3D preview will appear here

Convert GLTF to STL

Convert GLTF 3D models to STL format with a WebGL preview. Runs entirely in your browser via three.js loaders / exporters.

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