Browse free open source GIS software and projects 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
    SAGA GIS
    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 very effective Application Programming Interface (API). Functions are organised as modules in framework independent Module Libraries and can be accessed via SAGA’s Graphical User Interface (GUI) or various scripting environments (shell scripts, Python, R, ...). Please provide the following reference in your work if you are using SAGA: Conrad, O., Bechtel, B., Bock, M., Dietrich, H., Fischer, E., Gerlitz, L., Wehberg, J., Wichmann, V., and Boehner, J. (2015): System for Automated Geoscientific Analyses (SAGA) v. 2.1.4. Geosci. Model Dev., 8, 1991-2007, https://doi.org/10.5194/gmd-8-1991-2015. For more information visit the project homepage and the wiki.
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    Downloads: 7,527 This Week
    Last Update:
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  • 2
    S-GeMS is a software for 3D geostatistical modeling. It implements many of the classical geostatistics algorithms, as well as new developments made at Stanford University. See http://sgems.sourceforge.net
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    Downloads: 133 This Week
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  • 3
    gpsfeed+

    gpsfeed+

    A software gps simulator

    A software gps simulator, providing TCP/IP, UDP, http and serial port connectivity in NMEA 0183, XML or user defined output format. Usable for testing all kinds of GPS applications. Can playback pre-recorded GPS files with NMEA output.
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    Downloads: 42 This Week
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  • 4
    GDAL wheels for linux

    GDAL wheels for linux

    GDAL wheels for python and C/C++ projects (Linux only)

    To use precompiled wheels: 1) go to releases (Files) and download tarball needed; 2) install it with command: python3 -m pip install /path/to/wheel.whl Or simply use URL in pip: python3 -m pip install https://sourceforge.net/projects/gdal-wheels-for-linux/files/GDAL-3.1.4-cp37-cp37m-manylinux_2_5_x86_64.manylinux1_x86_64.whl/download URL may be found under "View details" button (i) To use GDAL in C/C++ project you need to link gdal lib AND all libs located at dir GDAL.libs (usually this folder resides inside python site-packages) To compile your own wheels see information given at forefather project: https://github.com/youngpm/gdalmanylinux Usually this is done via command `make wheels` GDAL wheels for Windows are provided by Christoph Gohlke at https://www.lfd.uci.edu/~gohlke/pythonlibs/#gdal Built with PROJ (proj.db is included), GEOS, EXPAT. See Dockerfile.wheels for additional components.
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    Downloads: 42 This Week
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  • 5
    Kalypso
    Kalypso is an open source application for geospatial modelling and simulation. It is primarily developed to be a user friendly tool for GIS-based modelling and simulation of hydrological and hydraulic numerical models.
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    Downloads: 20 This Week
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  • 6
    Geoblock
    Geoblock is a program for 3D modeling, database management and visualization of geoscience datasets. It is developed for mineral deposit exploration, ore reserve estimation, mine planning and simulating geotechnical processes in mine sites.
    Downloads: 8 This Week
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  • 7
    GPlates

    GPlates

    Interactive visualization of plate tectonics.

    GPlates is a plate-tectonics program. Manipulate reconstructions of geological and paleo-geographic features through geological time. Interactively visualize vector, raster and volume data. PyGPlates is the GPlates Python library. Get fine-grained access to GPlates functionality in your Python scripts.
    Downloads: 9 This Week
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  • 8
    Geospatial analysis and visualization environment for Delphi.
    Downloads: 9 This Week
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  • 9

    SHP Power Viewer

    ERSI Shapefile Viewer

    Shapefile (SHP) viewer with multi-layer and zoom.
    Downloads: 9 This Week
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  • 10
    CPS Wildfire Management Tool

    CPS Wildfire Management Tool

    A wildfire decision support system and visualization tool from Emxsys.

    The Wildfire Management Tool (WMT) predicts the potential fire behavior of a wildland fire. WMT incorporates a 3D terrain viewer, the tenets of the Campbell Prediction System (CPS) and the Rothermel fire spread equations to depict fire behavior. WMT is used to adjust tactics & strategies to ensure the safety of firefighters and the effective use of firefighting resources. Requires Java 8 (included) - http://www.java.com/download
    Downloads: 4 This Week
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  • 11

    MCC-LIDAR

    Multiscale Curvature Classification for LIDAR Data

    MCC-LIDAR is a C++ application for processing LiDAR data in forested environments. It classifies data points as ground or non-ground using the Multiscale Curvature Classification algorithm.
    Downloads: 4 This Week
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  • 12
    TopoCad France

    TopoCad France

    French Geographic Information System

    topography oriented GIS for cadastre maintenance fully configurable and totally autonomous (can be transfered to USB key) .
    Downloads: 6 This Week
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  • 13
    A library collection of FORTRAN 90 subroutines and functions for the handling of raster images and for remote sensing applications. The 'fwtools' name evolved from 'framework tools'.
    Downloads: 6 This Week
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  • 14
    Carnaval est un logiciel destiné au calcul de masques et d'ensoleillement. La version actuelle permet de calculer les trajectoires solaires et les masques de terrain liés au relief (modèle issu des données SRTM). Les développements ont été repris par Sober Software. Merci de visiter ce site pour télécharger la dernière version et accéder aux nouvelles fonctionalités : www.sober-software.com
    Downloads: 2 This Week
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  • 15
    GEOMS2

    GEOMS2

    Geostatistics and geosciences modeling software

    GEOMS2 is a geostatistics and geosciences modeling software. Provides interface for grid (mesh), point, surface and data (non-spatial) objects. It has a 3D viewer and 2D plots using the well known Python engines Mayavi and Matplotlib. It has several functions to manipulate your data as well as provide univariate and multivariate analysis. NOTE: The software is still an early beta. Please tell us if you found a bug. Download datasets for students of Geostatistics 2017 (Petroleum Engineering): https://sourceforge.net/projects/geoms2/files/Geostatistics_Petroleum.zip/download Download datasets for students of Geostatistics 2017 (Geology and Mining Engineering): https://sourceforge.net/projects/geoms2/files/Geostatistics_Mining.zip/download Old: http://sourceforge.net/projects/geoms2/files/SETS_geoestatistica2_2015.7z/download https://sites.google.com/site/cmrpsoftware/downloads/Quarry_sets.7z?attredirects=0&d=1 http://sourceforge.net/projects/geoms2/files/Mining.7z/download
    Downloads: 4 This Week
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  • 16

    PCRaster

    PCRaster environmental modeling software

    Note: Active projects have been copied to Github: https://github.com/pcraster News, project information, documentation and more are available at http://www.pcraster.eu PCRaster is a collection of tools and software libraries tailored to the construction of spatio-temporal environmental models. Application domains are amongst others hydrology (rainfall-runoff, global water balance, groundwater (with Modflow)), ecology, or land use change. Two scripting languages (PCRcalc and Python) include a rich set of spatial operations for manipulating and analysing raster maps. A Python framework supports Monte Carlo simulations and data assimilation (Ensemble Kalman Filter and Particle Filter). The Aguila tool allows for the interactive visualisation of stochastic spatio-temporal data.
    Downloads: 4 This Week
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  • 17
    nutshell

    nutshell

    A GUI for the freeware Geographical Information System PCRaster

    A GUI for the freeware Geographical Information System PCRaster. This is an independent development. It uses the conda installation of PCRaster and can also use GDAL. Mapedit has been completely renewed. The GIT repository is available linked to PCRaster and available here: https://sourceforge.net/projects/pcraster/ Mapedit code : https://github.com/vjetten/MapEdit NutShell code: https://github.com/vjetten/NutShell The code is currently compiled for windows systems but is tested under ubuntu.
    Downloads: 4 This Week
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  • 18
    GeoGig

    GeoGig

    Distributed Version Control System for Geospatial data

    Welcome to the GeoGig project, exploring the use of distributed management of spatial data. GeoGig draws inspiration from Git, but adapts its core concepts to handle versioning of geospatial data. Users are able to import raw geospatial data (currently from Shapefiles, PostGIS or SpatiaLite) in to a repository where every change to the data is tracked. These changes can be viewed in a history, reverted to older versions, branched in to sandboxed areas, merged back in, and pushed to remote repositories.
    Downloads: 3 This Week
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  • 19
    RAT is a software for advanced image processing of SAR (Synthetic Aperture Radar) remote sensing data.
    Downloads: 1 This Week
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  • 20
    surfit is an open source and free gridding and contouring software. surfit can do interpolation/approximation of points, contours and surfaces, can take fault lines and trend surfaces into account, can use inequalities and other conditions. Supports a lo
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    Downloads: 1 This Week
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  • 21
    The Matlab SRTM Library is designed to be an easy-to-use interface for importing and manipulating NASA's Shuttle Radar Topography Mission (SRTM) Digital Elevation Model (DEM) dataset.
    Downloads: 1 This Week
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  • 22
    Natural Risk Sensing
    Platform providing the support for Wireless Sensor Networks in the domain of Natural Hazards as a Service. The objective of the WSN platform is monitoring the behaviour of rockfall barriers, rockfall netting, rock sheds and other protection systems
    Downloads: 1 This Week
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  • 23
    PIHMgis is a “tightly-coupled” GIS interface to Penn State Integrated Hydrologic Model (PIHM). It is open source, platform independent and extensible. The “tightly-coupled” integrated GIS interface to PIHM has been created in the Open Source QGIS
    Downloads: 1 This Week
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  • 24
    WW2D allows you to explore Earth using satellite imagery, topographic maps and image from other data sources also providing large placenames and boundaries database and allowing you to install community-made add-ons for even more info about our planet.
    Downloads: 1 This Week
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  • 25
    iGPS

    iGPS

    An interactive tool for GNSS position time series analysis

    * Please check latest update on https://github.com/igps-ftk/iGPS A tool written in Interactive Data Language (IDL), for processing and analyzing daily continuous GPS position time series. It can read time series in various formats, detect outliers, remove abnormal observation spans, find jumps, extract common-mode components(CMC), etc.
    Downloads: 1 This Week
    Last Update:
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