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




MICRODEM is described as 'Freeware microcomputer mapping program written by Professor Peter Guth of the Oceanography Department, U.S. Naval Academy. MICRODEM displays and merges digital elevation models, satellite imagery, scanned maps, vector map data, and GIS databases' and is a GIS software in the travel & location category. There are seven alternatives to MICRODEM for a variety of platforms, including Windows, Linux, Web-based, Mac and Android apps. The best MICRODEM alternative is QGIS, which is both free and Open Source. Other great apps like MICRODEM are Plus Codes, what3words, GRASS GIS and SAGA 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.



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...


Equator is online mapping software that allows anyone to find, create and publish maps in minutes. One globe, unlimited maps.




Spatial Feature Server by MapET is an ESRI Geoservices REST Implementation and works with all ESRI Rest API's. The source of published data is the spatial extension of the major RDBMS, such Oracle, Microsoft SQLServer, MySQL, PostgreSQL.