STL 3D Model Viewer & Mesh Inspector
Processed in your browser
Preview, rotate, and inspect ASCII & Binary 3D STL meshes with triangle counts, bounding box dimensions, and volume estimates.
Interactive 3D Projection (Drag to Rotate)
Idle
Mesh Analysis & Slicing Metrics
Triangle Facets
0
Calculated Volume
0 cmยณ
Bounding Dimensions (X ร Y ร Z)
0 ร 0 ร 0 mm
Est. PLA Mass (1.24 g/cmยณ)
0 g
Est. ABS Mass (1.04 g/cmยณ)
0 g
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Direct In-Browser Handoff
Client-Side Image Manipulation Suite
Chain this tool with complementary private browser utilities for a complete zero-server workflow:
Helpful Examples
Sample Cube Mesh
Inspect basic 12-facet cube geometry
Cube 20x20x20mmHow to Use the STL 3D Model Viewer & Mesh Inspector
Client-side 3D STL file viewer and mesh analyzer. Inspect facet counts, compute 3D bounding dimensions (X, Y, Z in mm), calculate enclosed volume and estimated print weight for PLA and ABS filaments. 100% private in-browser rendering.
Privacy & Data Processing Notice
No user data leaves your browser. Computation is executed entirely on your device. We do not store, view, or transmit your inputs over our network. Your computation remains on your personal machine.
Frequently Asked Questions
What STL formats are supported?
Both standard ASCII STL and Binary STL files are parsed directly in the browser via ArrayBuffer.
How is mesh volume calculated?
Volume is computed using the signed tetrahedron divergence theorem across all triangular facets.
Related Utilities
Frequently paired browser tools in Image Tools