STLViewer.online

The Fastest Way to Preview and Share 3D Models

1 votes·1 comment·May 20, 2026

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View and share your STL & 3MF models in the browser with ease. Everything is secure and runs client-side, nothing leaves your device without your say. No installs, no account required. Drop in a file and get a shareable link in seconds: • Measure distances directly in the model • Swap materials and colors • Extract models from 3MF files • PNG snapshots and QR codes • Embed the viewer anywhere Fast, private, and completely free.