Updated - Gear+generator+stl

For those interested in exploring gear generation in STL further, here are some additional resources:

The Maker's Guide to Gear Generators: From Pixels to Physical STL gear+generator+stl

: Perfect for quick, one-off spur gears. You input your parameters and download the STL directly. For those interested in exploring gear generation in

: Includes a built-in gear creator where you can drag gears onto the bed, set teeth and pitch, and export as STL. STLGears.com 2. CAD Software Add-ins set teeth and pitch

Click "Export as STL." Choose (smaller file size). Download the file.