code-prettify - Code Prettify is an embeddable script that makes source-code snippets in HTML prettier.
3D Hubs - Airbnb for 3D printing
Apache Tika - Apache Tika toolkit detects and extracts metadata and text from different file types.
Muglaunch.com - Design and sell print on demand products easily @ Muglaunch
Apache Archiva - Apache Archiva is an extensible repository management software.
Zazzy - Design and sell your own 3D printed jewelry