A collection of applications you can use with the cadcorp Spatial Information System, including Visual Basic source code.

The Spatial Data Builder. Digital map development tool designed as a companion to GIS and desktop mapping products.

Provides services for the conversion of hardcopy drawings into digital form along with database and application development. Maps and drawings can be converted into vector or raster digital format. Description of software and application examples.

This page calculates automatically the distance between two cities using their latitudes and longitudes on the planet. The program extrapolate the data to an ellipsoidal sphere with the same parameters of Earth and then calculate the distance.

Geoscientific analysis software designed to help in analysis of two-dimentional (2D) spatial data sets.

Shapelib wrapper/extension for PHP, enabling PHP scripts to access shapefiles.

Technology for computer aided field data collection. It combines flexible real-time GIS software with electronic equipment for mapping and dendrometric measurement.

Map conversion services and raster to vector conversion.

Freely available specifications and information about software and projects. Standard tool for communication between users and systems and serves as a link between UML and XML.

A suite of GIS solutions like ActiveX component, digitization, and raster editing.

National Imagery and Mapping Agency's MC&G Utility Software Environment. A self-contained set of computer programs and utilities designed for NIMA MC&G data. [Windows, unix]

Index of open source tools for Web-GIS, CAD, and remote sensing.

Windows software that will georeference images with the GPS latitude, longitude and altitude data by stamping them and by writing to the JPG EXIF headers.

Vector graphics platform oriented for creating GIS solutions and allows other applications to analyze and process graphic documents.

Recently, the USGS SDTS DEMs were given over to www.gisdatadepot.com for distribution. One of the annoying changes with this is that the downloaded files are given random numeric names, and viewing a log in program such as Go!Zilla doesn't help, since all the downloads are sent by script from a common directory. This is an attempt to bring some order back to the downloaded DEMs.

Free Shape files viewer, and other free GIS tools.

StreetSmart is map data which includes streets, shields, and numerous boundary layers, available in TAB format for MapInfo or SHP format for ArcView.