
GRASS GIS
GRASS GIS is a free Geographic Information System (GIS) software used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization.
17 Alternatives To GRASS GIS

ArcGIS
ArcGIS software is a data analysis, cloud-based mapping platform that allows users to customize maps and see real-time data ranging from logistics support to overall mapping analysis.
ColorBox jQuery Plugin
ColorBox: light-weight, customizable lightbox plugin for jQuery 1.3 & 1.4
EasyMapMaker
Map multiple locations from Excel (xls) spreadsheet data on a custom google map. Create free customized Google maps. View maps on Mobile, Tablet, and Computers. Easily create a map in seconds.
GeoNode
Open Source Geospatial Content Management System

Geoconcept
The GEOCONCEPT solution was designed first and foremost to respond to expectations of users who…
MapWindow GIS
MapWindow is a fully free and open source geographic information system project.

Mapline
Spreadsheets have never made you look so good. Sure, you can buy an expensive business intelligence mapping software that requires a Ph. D to use. Or you can use Mapline to create a map from Excel spreadsheet data in seconds.
Mapnik
Mapnik is a Free Toolkit for developing mapping applications.

Moz Local
Moz Local helps local search engines – and new customers – find your business online.

OpenLayers
A high-performance, feature-packed library for all your mapping needs.

PostGIS
Open source spatial database

QGIS
QGIS is a desktop geographic information system, or GIS.
SAGA GIS
SAGA - System for Automated Geoscientific Analyses - is a Geographic Information System (GIS)…
SpatiaLite
SpatiaLite is a spatial extension to SQLite, providing vector geodatabase functionality.
Spatial Feature Server
Spatial Data Manager is a free software for managing vector data (shapefile, filegeodatabase, spatial table) in different formats. You can create a project to load spatial data and authoring it.
Spotzi
Spotzi is an easy-to-use FREE online GIS/data mapping platform for businesses/professionals.
gvSIG Desktop
gvSIG is a Geographic Information System (GIS), that is, a desktop application designed for…