Automatically fix broken 3D models for printing. Repairs holes, errors, and bad geometry — then verifies with your slicer. No 3D modeling skills needed.
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Updated
Jan 10, 2026 - C#
Automatically fix broken 3D models for printing. Repairs holes, errors, and bad geometry — then verifies with your slicer. No 3D modeling skills needed.
Free STL and GLB mesh repair for 3D printing. Fixes non-manifold and open edges in your browser. Nothing is uploaded.
🩺 MeshDoc — 100% Client-Side 3D Mesh Diagnostics & Auto-Repair Engine for 3D Printing. Fixes non-manifold edges, caps open holes with ear-clipping, harmonizes face normals, and optimizes STL, 3MF & OBJ files directly in your browser without cloud uploads.
Blender add-on: one-click mesh repair for 3D printing that checks its own result
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