As for all Arduino-like devices, the reference designs for the Engduino® are distributed under a Creative Commons license Attribution-ShareAlike 2.5.

There are two main conditions of this licence:

Attribution — You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work).

Share Alike — If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one.

Download Engduino Schematic