Best Open Source GIS Software 2025

GIS Software

GIS Linux Cygwin Clear Filters

Browse free open source GIS software and projects for Linux and Cygwin below. Use the toggles on the left to filter open source GIS software by OS, license, language, programming language, and project status.

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1

XASTIR

Multiplatform Ham Radio APRS and Mapping Program

NOTE: Code commits are FROZEN on SourceForge: New code is now at <http://github.com/Xastir/Xastir>. Real-time tracking & messaging of stations via radio/internet APRS data streams, w/125 map formats supported. Linux/FreeBSD/Solaris/MacOSX/Windows in any of 7 languages. Can also be used for mobile mapping w/GPS. MAILING LISTS ARE AT: PROJECT->WEB SITE.

6 Reviews

Downloads: 6 This Week

Last Update: 2016-08-09
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2

Xconq

Xconq is an engine for turn-based strategy games. Variety of game genres run under Xconq: historical, sci-fi, fantasy, and modern. AIs. Network games. Multiple UIs and platforms. Easy-to-learn game design language. Large games library available

1 Review

Downloads: 8 This Week

Last Update: 2012-12-02
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3

FMesh

NOTE: Use Fltk_Contour insted this code!

NOTE: Use Fltk_Contour insted this code! FMesh is a simply scientific data visualization tool based on OpenGL. FMesh can generate 2D and 3D graph of contour and color maps for any (x,y,z) scattered data set, many other options are included.

Downloads: 0 This Week

Last Update: 2014-04-23
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4

Ytk: Combined Yorick/Tcl/Tk

Ytk is a Tcl/Tk program which adds menus, buttons and features to the basic command line driven Yorick program and language. It also enables usage of all Tcl/Tk widgets and functions including buttons, sliders, checkboxes, and other typical TK widgets to

Downloads: 0 This Week

Last Update: 2013-02-27
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5

geoassistant

GeoAssistant is a project denoted to spatial analysis & spatial informations. The goal is to provide usalbe & easy GIS functions. It is based on GeoTools.

1 Review

Downloads: 0 This Week

Last Update: 2013-04-03
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6

polyclip

A free library for fast clipping of arbitrary polygons

polyclip is a free library for fast clipping of polygons, written in C++. It supports arbitrarily shaped polygons, including multi-part,self-intersecting and holed polygons. Degenerate cases such as touching and overlapping polygons are also handled. polyclip is Free Software, available under the GNU LGPL license.

Downloads: 0 This Week

Last Update: 2012-06-23
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7

quadjoin

Seamlessly join 1 or more USGS DRG (.tif) files using the accompanying world file (.tfw)

Downloads: 0 This Week

Last Update: 2012-09-14
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