A fully featured, user friendly, open source Geographic Information System (GIS) with similar power to ArcGIS and MapInfo.




There are many alternatives to uDig for Windows if you are looking for a replacement. The best Windows alternative is QGIS, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to uDig and many of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to uDig are ArcGIS, Maptitude, Global Mapper and GRASS GIS.
A fully featured, user friendly, open source Geographic Information System (GIS) with similar power to ArcGIS and MapInfo.




ArcGIS offers unique capabilities and flexible licensing for applying location-based analytics to your business practices.

Business mapping software (geographic information system) that delivers affordable, easy-to-use, professional mapping tools for mapping in these sectors: franchising, health care, business, territories, site selection, sales, marketing, banking, more.




Global Mapper is a cutting-edge GIS software that provides both novice and experienced geospatial professionals with a comprehensive array of spatial data processing tools, with access to an unparalleled variety of data formats.




GRASS GIS (Geographic Resources Analysis Support System) is an open source, free software (FOSS) Geographical Information System (GIS) with raster, topological, vector, image processing, and visualization functionality.


The reference implementation of the Open Geospatial Consortiums WFS and WMS services, GeoServer is a full featured open source software server written in Java that allows users to query, visualize, combine, edit and publish spatial data over the web.
SAGA - System for Automated Geoscientific Analyses - is a Geographic Information System (GIS) software with immense capabilities for geodata processing and analysis. SAGA is programmed in the object oriented C++ language and supports the implementation of new functions with a...


Maximize the use of your Excel spreadsheet data. Make mapping the easiest. Transform Excel data into visual analysis. We lead in data simplification and presentation. We are committed to deliver the tools needed to outpace competition.


MapWindow is a fully free and open source geographic information system project. It includes an open source programming component, MapWinGIS ActiveX, and an extensible desktop application that supports plug-ins written in .NET (C# and VB.NET).

gvSIG is a Geographic Information System (GIS), that is, a desktop application designed for capturing, storing, handling, analyzing and deploying any kind of referenced geographic information in order to solve complex management and planning problems.

MapServer is an Open Source platform for publishing spatial data and interactive mapping applications to the web. Originally developed in the mid-1990’s at the University of Minnesota, MapServer is released under an MIT-style license, and runs on all major platforms (Windows...