Google Summer of Code offers student developers stipends to write code for various open source projects. OSGeo participated as mentor org for 10 years now. We will give an outline of the amazing tools developed during the 2016 edition, by our 22 students. The Open Source Geospatial Foundation, or OSGeo, is a not-for-profit organization whose mission is to support the collaborative development of open source geospatial software, and promote its widespread use.