Show HN: In-browser STL checker for holes, non-manifold edges and bed fit

Category: devtools

Tags: 3d-printing, stl, geometry, browser-based, client-side

Score: 5.3/10 (Innovation: 5, Technical: 5, Documentation: 4, Utility: 6)

An in-browser STL checker that analyzes 3D models for printability issues like holes, non-manifold edges, and bed fit, all client-side for privacy. It then connects users to real makers for quotes, combining geometry analysis with a marketplace.

Target audience: 3D printing enthusiasts, makers, and engineers

Repository: https://thespoollist.com/tools/stl-checker

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