12. Does the project support open standards? Which ones and to what extent? (OGC, w3c, ect.) Has the software been certified to any standard (CITE for example)? If not, is it the intention of the project owners to seek certification at some point? Supporting and promoting the idea of Free Software, Free Maps and Open Standards is Marble's primary mission. We support open standards such as the OGC KML standard, GPX, OSM and the usual ones that are common among Free Software developers. Marble's internal data structures are modelled after KML. Internally all data is passed as a KML document. 13. Is the code free of patents, trademarks, and do you control the copyright? Marble itself is free of patents and trademarks. The only related trademark is KDE which is held by the KDE e.V.. Marble's copyright is held by its authors and the code is released under the LGPL 2+.