DabEi serves to support data-based decision-making in inclusive school practice. It was developed by Dr Michael Paal and Prof Dr Anna-Maria Hintz (University of Oldenburg) as part of the "Fit für gemeinsames Lernen" (https://uol.de/pbis/fit-gl) project in co-operation with the Grundschule an Dreslers Park (head teacher: Markus Fuhrmann).