Free offline 3MF, STL, OBJ, PLY & AMF viewer and 3D printing model library. One portable HTML file with folder categories, 3D previews and duplicate detection. No install or uploads.
open-source threejs offline portable stl obj ply amf 3d-printing 3mf stl-viewer 3d-viewer model-library 3mf-viewer
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Updated
Oct 25, 2026 - HTML