Tools
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Ruler
An on-screen ruler in centimeters and inches that measures at true physical size.
- Calibrate once against a credit card, then measure on any display
- Works on phones, tablets and desktop monitors
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CAD Place
View STEP, IGES and BREP assemblies in 3D, right in the browser.
- WebGPU rendering, with WebGL2 and WebGL1 fallbacks
- Parts tree with isolate and hide, section planes, and the size of a selection
- Your file is opened locally and never uploaded
About
Every tool here is a plain static site: HTML, CSS and JavaScript, with no server-side code and no third-party scripts. Pages load nothing from other origins, so a copy works on any web server.