Stair Calculators
StairDesigner
Parametric 3D staircase design with IFC4 and dimensioned DXF export. Free and browser-based. Compliance remains the designer's responsibility.

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StairSmith
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| Website | jakewhitearchitecture.com | selfcommit.dev |
| Company | Startup from the United Kingdom · 1 - 9 employees · 2026 | — |
| Listed in | — |
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StairSmith is a browser-based parametric staircase design tool requiring no login or installation. It supports timber staircase designs in straight layouts, ninety-degree single winders, and one-hundred-eighty-degree double winders. Users can adjust parameters like rise, going, and width while...
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