The paper "Service-based Processing of Gigapixel Images" by Florian Fregien, Sebastian Pasewaldt, Jürgen Döllner, and Matthias Trapp was accepted for publication and presentation at the 29. International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision 2021. The conference is held virtually from May 19th to May 20th. More information at http://www.wscg.eu.