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Apache Commons Collections


Claimed by Apache Software Foundation Analyzed 4 days ago

an enhancemnet upon the Java Collections Framework. providing many more interfaces and implementations of usefull collections. classes which are used to contain many other classes.

113K lines of code

3 current contributors

about 1 month since last commit

339 users on Open Hub

Low Activity
I Use This



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

954K lines of code

108 current contributors

2 days since last commit

187 users on Open Hub

Very High Activity
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Claimed by OSGeo - The Open Source Geo... Analyzed 3 months ago

OpenLayers is a web mapping framework, allowing users to pull in disparate sources of data and display them in an AJAX mapping interface.

242K lines of code

66 current contributors

5 months since last commit

165 users on Open Hub

Activity Not Available
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  Analyzed 10 months ago

OpenStreetMap is a free editable map of the whole world. It is made by people like you. OpenStreetMap allows you to view, edit and use geographical data in a collaborative way from anywhere on Earth.

3.95M lines of code

63 current contributors

almost 2 years since last commit

151 users on Open Hub

Activity Not Available
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Licenses: No declared licenses



  Analyzed 1 day ago

OsmAnd is turn by turn navigation application for Android Devices with online/offline features. The project has an aim to make navigation available for all and for free. That's why we are using OpenStreetMap data provided by enthusiasts.

863K lines of code

222 current contributors

1 day since last commit

138 users on Open Hub

Very High Activity
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Licenses: CC ByNcSa3, GPL-3.0



  Analyzed 3 months ago

Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets and nebulae, and has many other features including multiple panoramic landscapes, fog, light pollution simulation and a built-in scripting engine. Stellarium comes with a star ... [More] catalogue of about 600 thousand stars and it is possible to download extra catalogues with up to 210 million stars. Stellarium has multiple sky cultures - see the constellations from the traditions of Polynesian, Inuit, Navajo, Korean, Lakota, Egyptian and Chinese astronomers, as well as the traditional Western constellations. It is also possible to visit other planets in the solar system - see what the sky looked like to the Apollo astronauts, or what the rings of Saturn looks like from Titan. [Less]

575K lines of code

24 current contributors

3 months since last commit

93 users on Open Hub

Activity Not Available
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Licenses: BSD-3-Clause, CC-BY-3.0, GPL-2.0+



Claimed by OSGeo - The Open Source Geo... Analyzed 10 months 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]

2.01M lines of code

19 current contributors

10 months since last commit

76 users on Open Hub

Activity Not Available
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  Analyzed 4 months ago

JOSM is an editor for OpenStreetMap written in Java 8. The current version supports stand alone GPX tracks, GPX track data from the OSM database and existing nodes, line segments and metadata tags from the OSM database.

974K lines of code

7 current contributors

4 months since last commit

69 users on Open Hub

Activity Not Available
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Guava: Google Core Libraries for Java


  Analyzed 15 days ago

The Guava project contains several of Google's core libraries that we rely on in our Java-based projects: collections, caching, primitives support, concurrency libraries, common annotations, string processing, I/O, and so forth.

254K lines of code

109 current contributors

17 days since last commit

65 users on Open Hub

High Activity
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  Analyzed 13 days ago

Celestia is an OpenGL-based 3D space simulation for Unix and Win32 that lets you travel through the solar system, to the stars, and even beyond the galaxy. Visit over 100,000 stars, 100 solar system bodies, and all known extrasolar planets.

238K lines of code

0 current contributors

almost 4 years since last commit

65 users on Open Hub

I Use This