This extension gives your GIS server advanced raster data analysis and surface generation capabilities via web services.
With this extension, you can
The Spatial extension enhances the value of advanced tools and models created with ArcGIS Spatial Analyst for Desktop by putting those resources to work in repeatable enterprise applications, improving productivity and increasing data analysis capacity for your organisation. You can deliver Web services for
If you're a registered user of ArcGIS for Server, you can get a 60-day evaluation of the Spatial extension for no cost. Talk to your local Esri representative for more details.
The Spatial extension for ArcGIS for Server is included only with the ArcGIS for Server Advanced edition.