ownCloud is written by: Frank Karlitschek Robin Appelman Jakob Sack Jan-Christoph Borchardt Michael Gapczynski Arthur Schiwon Bart Visscher Georg Ehrke Brice Maron Tom Needham Marvin Thomas Rabe Florian Pritz Bartek Przybylski Thomas Müller Klaas Freitag Sam Tuke Simon Birnbach Lukas Reschke Christian Reiner Daniel Molkentin … With help from many libraries and frameworks including: Open Collaboration Services SabreDAV jQuery … "Lock” symbol from thenounproject.com collection "Clock” symbol by Brandon Hopkins, from thenounproject.com collection