ArcGIS Desktop is a complete desktop GIS software suite that allows users to create 2D and 3D maps, perform spatial analysis, and manage and share data. It provides tools for authoring, editing, and analyzing geospatial data to produce authoritative maps. Users can perform advanced spatial analysis, share findings by publishing maps and data to web GIS, manage various types of spatial data, process imagery, and access the full ArcGIS platform. Optional extensions add further professional capabilities for tasks like 3D modeling, network analysis, and data interoperability.