Schréder EXEDRA is an open smart city platform and Central Management System (CMS) that enables users to configure, control, command, and monitor smart streetlights. It supports Schréder OWLET FOUR streetlight controllers, as well as streetlights and streetlight controllers from other suppliers. It also has the capability and potential to do the same for other connected IoT devices such as streetlight cabinet controllers, pole monitors, sensors, weather stations, and much more. In connecting a cities outdoor streetlights to a network and thus to Schréder EXEDRA a city is able to; make some consequential energy savings, protect and preserve wildlife, dim up and down streetlights according to a predefined schedule, and optimise the management of these vital assets for the benefit and safety of its citizens.