ESRI ArcGIS is one of the leading desktop GIS software in the world.
Built on industry standards, it provides exceptional, yet easy-to-use capabilities
out of the box.
The software provides core mapping and GIS functionality,
geographic data visualisation, query, analysis, as well as the capability
to create and edit geographic data.
The capabilities of ArcGIS can be extended with a range
of extensions to build on the core functionality:
Spatial Analyst - to interrogate and analyse grid data
3D Analyst - build and visualise 3 dimensional models
GeoStatistical Analyst - statistics in a spatial environment
...and many more.
Choose the add-ons to suit your requirments.