Important Notice:We have made the tough decision to say goodbye to the Foursquare City Guide mobile app, effective December 15, 2024, with the web version to follow in early 2025. Visit our FAQ for more information or to download our Swarm app.
"Die Osys erbringt seit 1978 IT-Dienstleistungen in den Bereichen Data Center Infrastrukturen, Systems Engineering und Software-Entwicklung. Weitere Informationen unter www.osys.ch."