SPACEDOS dosimeters are open-source semiconductor detector based ionizing radiation spectrometers and dosimeters. They have already successfully participated in several space missions. SPACEDOS02 measures, for a period of a regular crew change lasting several months, aboard the International Space Station (ISS). SPACEDOS01 dosimeter has been modified for mounting inside CubeSats and was sent to Earth’s orbit as a part of the SOCRAT-R satellite.