Efficiently and effectively share maps, imagery, geodatabases, and tools, as web services
Upload GIS resources (data, maps, and tools) to ArcGIS Online. You can choose to keep them private, share them with groups, or share them with everyone.
Enhanced integration with ArcGIS Online including support for popups, bookmarks, changing basemaps, dynamic legends, and the ability to share via SMS, Facebook, and Twitter.
Every GIS resource, such as a map, geoprocessing model, locator, etc., that is shared through ArcGIS for Desktop is automatically analyzed to ensure that it is properly optimized for web applications.