3D Hubs - Airbnb for 3D printing
GoodBarber - GoodBarber is a mobile app creation platform.
Muglaunch.com - Design and sell print on demand products easily @ Muglaunch
Siberian CMS - Siberian is an Open-Source and Free App Maker. Unlimited Push Notifications. Unlimited features. Fully Customizable. Download it and build your own app now!
Zazzy - Design and sell your own 3D printed jewelry
Dropsource - Mobile development platform for building native iOS & Android apps