ArcGIS is the geography platform for your organization, enabling you to create, organize, and share geographic information and tools with anyone using intelligent online maps and useful apps. These run virtually anywhere – on your local network or hosted in the cloud – and are accessible from desktops, the web, smartphones, and tablets.

ArcGIS includes the following platforms:
– ArcGIS for Desktop
– ArcGIS for Server
– ArcGIS for Online
– ArcGIS for Developer
– ArcGIS for Desktop Extensions

Visit the official website of Esri to find more information about ArcGIS’s platforms.