Mechanical Garage
Free · runs in your browser · nothing to install

Machine design,
worked out properly.

Calculators for everyday machine design, selection guides for the parts every machine needs, and the theory that explains the numbers. Your work stays on your computer.

Open MechMate Read the guides
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MechMate

18 engineering calculators in one app: beam deflection, speeds and feeds, motor sizing, belt and chain drives, bolt torque, press fits, bearings, sheet metal, stock weight and more. SI or imperial units, shareable links, works offline, and saves to projects with PDF reports.

Open MechMate
New

CAD Viewer

Open STEP, IGES, STL, OBJ, 3MF, glTF, DXF and more in the browser. Rotate, section, measure, and get the size, volume and mass. Files never leave your computer.

Open a CAD file

Selection guides

Selection guides with calculators: ball screws, bolts and nuts, bearings, fits, tolerances and GD&T.

Read the guides

Machine Design

Eight units: static and dynamic loading, fatigue, joints, shafts and keys, springs, gears, rolling and sliding bearings, brakes and clutches.

Start the course