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This is the official Thymio II electronis repository. You will find here all files necessary to build and make the main PCB of Thymio II robots. Source files are in Altium format but you can also found in /outbput common fabrication files.

Thymio II is an open hardware robot, with its design freely available under a Creative Commons Attribution-ShareAlike 3.0 license.


The current version of the Thymio II robot, is an evolution of a first Thymio robot. Both were developed in the context of a collaboration between the MOBOTS group of the Swiss Federal Institute of Technology in Lausanne (EPFL) and the Lausanne Arts School (ECAL). For Thymio II, the development was supported by the NCCR Robotics research program, while Mobsya association took part in the development and manages the production.

Initial electronics version was made by:

  • Dr Fanny Riedo
  • Dr Michael Bonani
  • Dr Philippe Rétornaz