stl.parts

A free, growing library of customizable shapes for 3D printing and CNC machining.

Discover numerous STL objects and configure their dimensions with a user-friendly interface. You can also contribute your own creations.

54 Customizable Shapes

Shapes are JSCAD designs that can be configured to create parts for 3D printing and machining.

Ready-to-use parts derived from shapes that can be downloaded and 3D printed or machined.