Hi, we created three of the data access libraries and each of them is in different style. tomas: https://github.com/updraft/updraft/tree/master/Updraft/src/libraries ales: https://github.com/updraft/updraft/tree/master/Updraft/src/plugins/airspaces/parser me: https://github.com/updraft/updraft/tree/Kuba/Updraft/src/libs we should choose one of these styles (or create another :-) ) and hold on to it, right? Kuba