3D Hubs is an online manufacturing platform that provides engineers with on-demand access to a global network of manufacturing partners. With the fastest lead times and most price-competitive parts, 3D Hubs makes manufacturing easy from prototyping to end-part production. Users can easily upload their design, instantly receive a quote, and start production at the click of a button.

Sketchfab is a platform to publish, share, discover, buy and sell 3D, VR and AR content. Sketchfab is platform to publish and find 3D models online.

AstroPrint is a cloud platform and application marketplace designed for consumer 3D printing by 3DaGoGo Inc.

Tinkercad is a free-of-charge, online 3D modeling program that runs in a web browser. Since it became available in 2011 it has become a popular platform for creating models for 3D printing as well as an entry-level introduction to constructive solid geometry in schools.

This kid-safe 3D printing pen extrudes low heat plastic that hardens almost instantly, allowing kids to literally draw in the air!