In our download-center, you can download the GeSi³ software. To register in the download centre, you need your customer number and your licence number. As a new customer, you can find your current version of GeSi³ here for initial installation for the different operating systems. Windows® and Linux as well as Mac®OS operating systems are supported. For subscription customers, the quarterly GeSi³ updates are provided here. For network licences, you also need the setup for the GeSi³ database server.