Design files for the Think3dPrint3d variation of the stepstick. Copyright Think3dPrint3d, released under GPL v3.0, see http://www.gnu.org/licenses/gpl-3.0.html for full licence text.
The files are in KiCAD format KiCAD is a fully opensource electronics design suite, more information here: http://www.kicad-pcb.org/display/KICAD/KiCad+EDA+Software+Suite
See: http://reprap.org/wiki/StepStick for information on the Stepstick in general
See: http://blog.think3dprint3d.com/2013/08/stepstick-re-design.html for details on the design changes
See http://blog.think3dprint3d.com/2013/08/stepper-driver-thermal-testing.html for information on the thermal testing carried out