Free Online Converter

Convert GLB to STL

Drop a .glb file, get a .stl back in seconds. Runs entirely in your browser — no upload, no signup, no watermark.

Drop your 3D file here, or browse

Supports .GLB · Max 200MB

🔒 Files never leave your browser. 100% local.

No .glb handy?

How to convert GLB to STL

Drag your .glb file into the box above (or click to browse).
Preview the model in the viewer — drag to rotate, scroll to zoom.
Click Convert & Download .stl. The .stl file lands in your downloads folder.

Conversion runs in your browser via three.js. Your file never leaves your device — there's no upload, no server, and nothing is stored.