
Penji
Design Pickle
Kimp
ManyPixels
Designjoy.co
Superside
Awesomic
Flocksy
HyperFun
OpenSCAD
FreeCAD
CadQuery
Antimony
OpenJSCAD.org
BRL-CAD
ImplicitCAD
Design Pickle - Unlimited graphic design services for flat monthly fee
OpenSCAD - OpenSCAD is a software for creating solid 3D CAD objects.
Kimp - Kimp is an unlimited design company, specializing in graphic design (including print and digital designs, custom illustrations, landing page designs and email designs) and video design.
FreeCAD - An open-source parametric 3D modeler
ManyPixels - Unlimited, on-demand design services for freelancers, startups, and agencies.
CadQuery - CadQuery is a parametric cad script framework