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




The best free alternative to Global Mapper is QGIS, which is also Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Global Mapper and 14 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Global Mapper are Plus Codes, Maptitude, what3words and GRASS GIS.
A fully featured, user friendly, open source Geographic Information System (GIS) with similar power to ArcGIS and MapInfo.




A plus code address looks like a regular address, but with a short code where the street name and number would be. These addresses exist for any location, even for places where there are no roads.



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.




What3words encodes geographic coordinates into 3 dictionary words (for example, the Statue of Liberty is located at planet.inches.most). what3words is different from other alphanumeric location systems and GPS coordinates in that it displays 3 words rather than long strings of...




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.


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...


uDig is a GIS software program produced by a community led by Canadian-based consulting company Refractions Research. It is based on the Eclipse platform and features full layered open source GIS. It is written in Java and released under GNU Lesser General Public License.


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.

Beautiful, User Friendly online mapping software that scales to big data.
The MapLarge API enables user-driven, low latency, interactive visual exploration and analysis of very large geospatial and non-geospatial data collections to recognize patterns and identify anomalies. Use.



Azimap is a web GIS developed on open source principles and offers GI professionals with the tools to visualise, analyse and share their spatial data on the web.