The Spool List STL Checker
Free in-browser STL model printability checker
1 ratings4.15
Saves2
CategoryProductivity
PlatformWeb
PricingFree
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An in-browser tool that analyzes STL files for 3D printability by checking for holes, non-manifold edges, volume, bounding box, and print-bed fit. It runs entirely locally ensuring privacy and provides printability reports instantly.
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Information
CategoryProductivity
PlatformsWeb
PricingFree
AccountNot confirmed
ListedOctober 2026
WebVisit
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Checked Oct 27, 2026
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- Performance
- 55 out of 100, Needs improvement
- Accessibility
- 96 out of 100, Good
- Best Practices
- 92 out of 100, Good
- SEO
- 100 out of 100, Good
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