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QGIS

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Claimed by OSGeo - The Open Source Geo... Analyzed about 19 hours ago

QGIS (formerly also known as Quantum GIS) is a user friendly Open Source Geographic Information System (GIS) that runs on Linux, Unix, Mac OSX, and Windows. QGIS supports vector, raster, and database formats. QGIS is licensed under the GNU General Public License. QGIS lets you browse and create map ... [More] data on your computer. It supports many common spatial data formats (e.g. ESRI ShapeFile, geotiff). [Less]

2.3M lines of code

149 current contributors

2 days since last commit

201 users on Open Hub

Very High Activity
4.425
   
0 Reviews
I Use This
Mostly written in C++
Licenses: gpl3
Tags c++ geo geospatial gis grass mapping maps osgeo postgis python spatial visualization

PostGIS

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Claimed by OSGeo - The Open Source Geo... Analyzed 1 day ago

PostGIS is a spatial database extension for PostgreSQL. PostGIS complies with the OpenGIS "Simple Features for SQL" specification, and provides high-performance spatial SQL access to GIS objects in the database.

738K lines of code

9 current contributors

2 days since last commit

185 users on Open Hub

Very High Activity
4.80392
   
1 Review
I Use This
Mostly written in C
Licenses: gpl
Tags database gis opengis spatial sql

GRASS GIS

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Claimed by OSGeo - The Open Source Geo... Analyzed 1 day ago

GRASS GIS, commonly referred to as GRASS (Geographic Resources Analysis Support System), is a free Geographic Information System (GIS) software used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization. GRASS GIS is currently ... [More] used in academic and commercial settings around the world, as well as by many governmental agencies and environmental consulting companies. GRASS GIS is an official project of the Open Source Geospatial Foundation (OSGeo). [Less]

827K lines of code

35 current contributors

2 days since last commit

82 users on Open Hub

Moderate Activity
4.78947
   
0 Reviews
I Use This
Mostly written in C
Licenses: gpl
Tags free_software geo gis grass image_processing map mapping maps osgeo remote_sensing spatial visualization

GEOS

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Claimed by OSGeo - The Open Source Geo... Analyzed about 19 hours ago

GEOS (Geometry Engine - Open Source) is a C++ port of the Java Topology Suite (JTS). As such, it aims to contain the complete functionality of JTS in C++. This includes all the OpenGIS "Simple Features for SQL" spatial predicate functions and spatial operators, as well as specific JTS topology functions such as IsValid().

234K lines of code

16 current contributors

3 days since last commit

41 users on Open Hub

Moderate Activity
4.5
   
0 Reviews
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Mostly written in C++
Licenses: lgpl
Tags c++ geometry gis jts osgeo spatial

mapnik

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  Analyzed 1 day ago

Mapnik is a Free Toolkit for developing mapping applications. It's written in C++ and there are Python bindings to facilitate fast-paced agile development. It can comfortably be used for both desktop and web development

888K lines of code

11 current contributors

6 days since last commit

35 users on Open Hub

Low Activity
4.6
   
0 Reviews
I Use This
Mostly written in XSL Transformation
Licenses: lgpl
Tags agg bindings c++ cairo gdal geo gis map mapping postgis proj4 python 2 more...

GeoNetwork opensource

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Claimed by OSGeo - The Open Source Geo... Analyzed 13 days ago

GeoNetwork opensource is a standardized and decentralized spatial information management environment, designed to enable access to geo-referenced databases, cartographic products and related metadata from a variety of sources, enhancing the spatial information exchange and sharing between ... [More] organizations and their audience, using the capacities of the internet. This approach of geographic information management aims at facilitating a wide community of spatial information users to have easy and timely access to available spatial data and to existing thematic maps that might support informed decision making. GeoNetwork opensource was established in 2001. [Less]

1.36M lines of code

0 current contributors

14 days since last commit

34 users on Open Hub

High Activity
4.72727
   
0 Reviews
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Mostly written in JavaScript
Licenses: gpl
Tags catalog csw free_software geo geonetwork geospatial gis indexing inspire map metadata ogc 5 more...

JTS Topology Suite

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  Analyzed about 20 hours ago

The JTS Topology Suite is an API of 2D spatial predicates and functions. It has the following design goals: * JTS conforms to the Simple Features Specification for SQL published by the Open GIS Consortium * JTS provides a complete, consistent, robust implementation of fundamental 2D spatial ... [More] algorithms * JTS is fast enough for production use * JTS is written in 100% pure Java( * JTS is open source (under the LGPL license) [Less]

176K lines of code

13 current contributors

5 days since last commit

28 users on Open Hub

Moderate Activity
4.9
   
0 Reviews
I Use This
Mostly written in Java
Licenses: lgpl
Tags geometry gis java jts math nts ogc opengis spatial topology

MapGuide Open Source

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Claimed by OSGeo - The Open Source Geo... Analyzed almost 4 years ago

MapGuide Open Source is a web-based platform that enables users to quickly develop and deploy web mapping applications and geospatial web services. MapGuide features an interactive viewer that includes support for feature selection, property inspection, map tips, and operations such as buffer ... [More] , select within, and measure. MapGuide includes an XML database for managing content, and supports most popular geospatial file formats, databases, and standards. MapGuide can be deployed on Linux or Windows, supports Apache and IIS web servers, and offers extensive PHP, .NET, Java, and JavaScript APIs for application development. [Less]

559K lines of code

1 current contributors

about 4 years since last commit

17 users on Open Hub

Activity Not Available
4.75
   
0 Reviews
I Use This
Mostly written in C++
Licenses: lgpl
Tags fdo gis mapguide mapping osgeo spatial

Feature Data Objects (FDO)

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Claimed by OSGeo - The Open Source Geo... Analyzed almost 4 years ago

Feature Data Objects (FDO) is an API for manipulating, defining, and analyzing geospatial information regardless of where it is stored. FDO uses a provider-based model for supporting a variety of geospatial data sources, where each provider typically supports a particular data format or data store.

1.62M lines of code

2 current contributors

almost 4 years since last commit

14 users on Open Hub

Activity Not Available
4.75
   
0 Reviews
I Use This
Mostly written in C++
Licenses: lgpl
Tags fdo framework gdal gis library mapguide mapping mysql oracle osgeo postgis sdf 3 more...

pgRouting

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  Analyzed almost 4 years ago

pgRouting extends the PostGIS / PostgreSQL geospatial database to provide geospatial routing functionality. pgRouting provides functions for: - Shortest Path Dikstra: routing algorithm without heuristics - Shortest Path A-Star: routing for large datasets (with heuristics) - Traveling ... [More] Salesperson Problem (TSP) - Driving Distance (catchment information) - and many more pgRouting is available under the GPLv2 license and is supported by a growing community of individuals, businesses and organizations. [Less]

472K lines of code

17 current contributors

almost 4 years since last commit

13 users on Open Hub

Activity Not Available
4.0
   
0 Reviews
I Use This
Mostly written in SQL
Licenses: gpl
Tags darp database foss4g geo gis lbs library opensource openstreetmaps osgeo osm osm2pgrouting 7 more...