* http://hackaday.com/2014/03/19/ask-hackaday-auto-bed-leveling-and-high-temperature-force-sensitive-resistors/
* PrintToPeer (cloud slicing with API, OSS): http://www.printtopeer.com/
* http://3dprint.com/3340/ulimate-filament-colorer/ using Sharpies for color filament
== See also ==
* [[Plastic_recycling]]