AspMap is a set of high-performance ASP.NET mapping
components and controls for embedding maps in Web applications.
ActualMap is a set of .NET mapping controls for
embedding maps in desktop Windows applications.
Spatial Data Exporter is a GIS tool that converts
shapefiles and TAB files to spatial databases such as SQL Server,
GeoMerge is a geoprocessing utility that allows you to merge two or
more shapefiles or TAB files into a single shapefile.