Questions tagged [open-source-gis]

Software for which the original source code is made freely available and may be redistributed with or without modification.

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0answers
27 views

Seeking GIS web applications and front end solutions that would serve as replacement for the ArcGIS Web AppBuilder [closed]

I would like to find out if there are any Non-ESRI GIS web applications that would serve as an appropriate replacement to the ArcGIS Web AppBuilder application. A version of the ESRI web app builder ...
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73 views

Localhost 8080 is not found — PostgreSQL Server is up and running - really confused

I am having an issue with trying to get GeoServer to be up and running. I have followed all the steps in the setup . However, every time I type in "http://localhost:8080/" It gives me the message "...
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1answer
65 views

Seeking open source tool for 3D Interpolation

Empirical Bayesian Kriging 3D (EBK3D) looks to be the tool I need within ArcGIS. It requires a GeoStatistical Analyst license. Is there is a similar tool or library that is free and open source? I'...
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2answers
120 views

Layman friendly method to create a shapefile [closed]

I have a few projects where I'm plotting various things on a map that's broken down by neighborhood (this, basically). It's looking like I need to make my own shapefile but with absolutely no GIS ...
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0answers
33 views

Converting an OpenStreetMap database to a raster attribute table

I'm new to OSM and analyzing maps in general. My task is to convert a certain area from OSM (which is given in an XML format and can be converted to different GIS formats) to a tensor where two ...
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0answers
23 views

Atmospheric correction for AVIRIS hyperspectral data

I have recently started with hyperspectral image processing and analysis. I am developing a python tool for processing AVIRIS hyperspectral data. I would like to know whether exists an open-source ...
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1answer
27 views

Data Modeling for Telecom utilities

I'm looking for standard data modeling for Telecom utilities (fiber, copper, wireless) to implement on our project.
0
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1answer
43 views

Seeking GIS Solutions for land management? [closed]

I am working at real estate company. We need to use a GIS solution for land management. Which is better Open source or Esri Solution? A big problem with Esri for me is its Licence. I need more ...
2
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1answer
95 views

Compress Large size of satellite image by Open Source GIS software [closed]

I have a new challenge to compress large size of satellite image from 59GB to 10GB as maximum size by Open Source GIS software to publish it to GeoServer.
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2answers
881 views

Rasterizing ungridded XYZ (LiDAR) files? [closed]

I have a large set of ungridded xyz text files (LiDAR point cloud) and want to export them to any raster format (tiff, asc, gridded xyz...) for further GIS processing. The source: https://www....
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1answer
46 views

ODLStudio Matrix Size Problem

The reason I'm asking this question here is that I've seen a thread about ODL already. Let me know if I'm in a wrong place. I'm trying to crosscheck a route plan using ODL Studio, which uses JSpirit ...
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3answers
237 views

Open source solution to convert CAD annotations to DXF/GIS vector format?

Looking for an open source solution to extract CAD annotations to one or several common OGR vector formats (DXF, Geopackage, shapefile ..). Output data must contains at least text and rotation.
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0answers
41 views

Failed to load the GDAL native libs for GeoServer 2.15.0 [duplicate]

2 days searching and looking for a guideline to enable GDAL extension for GeoServer, I found many questions here and I followed all steps, but unfortunately the problem still exist the default raster ...
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1answer
735 views

Searching open source Terrain and Satellite maps for Leaflet

For our project, we are exploring Terrain and Satellite maps using Leaflet.js While exploring the Internet got this OpenTopoMap. However, not sure whether this is a Terrain Map. For Satellite got ...
1
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0answers
71 views

Seeking open source tools to visualize map projection distortion? [closed]

A reference article on Map Projections contains the following figure: I think the images are created using Geocart, listed in Additional Resources section. I'm interested in trying to create ...
0
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1answer
96 views

How do I contribute to opencv-python? [closed]

I have an implementation of a computer vision algorithm in python. I would like to contribute this to opencv-python. This is my first time contributing to FOSS. How should I go about it?
0
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1answer
349 views

Reading Esri File Geodatabase (.gdb) from .NET?

I have been reading various threads on reading (not writing) an ESRI file geodatabase (.gdb). What I need to do is process a feature class in a geodb and extract the vertices of each feature. I do not ...
0
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1answer
46 views

Seeking GIS Navigation App for High Accuracy Data? [closed]

Are there any mobile GIS applications that I can use to navigate to high accuracy data on android? I would like to load layers - a .shp or .kml and use the map to navigate to points. It needs to be ...
1
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5answers
535 views

Seeking (Open Source) Mobile GIS app for survey?

I'm going to do an on-site survey for a business area development research. Therefore I'll visit all of the biggest business district from a medium-scale city (100,000 population) to check present ...
5
votes
1answer
2k views

Accessing raw data from LAZ file in Python with Open Source software?

Is there anyway to access raw "LAZ" (not LAS) datasets in Python? I was trying to with ArcPy (I'd prefer not too), but it doesn't seem able to access LAZ. I'd prefer to work with the raw LAZ file and ...
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2answers
257 views

Network/Routing analysis with open source GIS

I am researching for ways to do network analysis or routing optimization with open source GIS. ArcGIS currently has an extension for this called Network Analyst but would like to keep my analysis with ...
1
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0answers
72 views

Importing WFS Feature in ArcGIS Desktop? [closed]

I am trying to Import an open source WFS Feature in ArcGIS. I have filled all the Options correctly but the Toolbox does not work and I receive error that feature is empty. How can I correct it? ...
3
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2answers
2k views

Adjust leaflet routing machine draw (animate) route speed

I use leaflet routing machine and it's working fine with me. Here is my code: <!DOCTYPE html> <html> <head> <meta name="viewport" content="width=device-width" /> <...
2
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2answers
641 views

Focal / Moving Window statistics - open source

I am currently running a process that involves the creation of many "Focal Statistics" rasters in ArcGIS. These rasters use varying-radius circular search areas and calculate three different ...
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0answers
52 views

Seeking open source equivalent to .mpk?

Is there an open source equivalent to the .mpk file format that ArcGIS can still open?
0
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1answer
223 views

Is there an open source stereoscopic interface for QGIS, like PurVIEW or DAT/EM, or stereo Analyst?

I have a lot of imagery processing that I do at the local college, and most of the imagery is stereo imagery. Is there an open source piece of software that could be used to view the imagery and ...
2
votes
2answers
182 views

Geocoding sensitive addresses without API

I have a large set of sensitive addresses that I need to Geocode on a server. I cannot send them to an external API due to HIPAA restrictions. Ideally I'd love to use an open source solution, even ...
2
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2answers
781 views

Opensource bus route planner

Since I have little coding skills, I'm looking for an open source bus route planner that consumes GTFS data (That I have to create myself), All I could find was OpenRouteService, and although it has ...
3
votes
3answers
3k views

Convert dwg (CAD) to shp in any open source GIS software?

I would like to do what's needed in a GIS (GRASS, QGIS, etc) alone, no other converters-only. The process is to read the dwg files that would be located in a folder and read them as shp and perform ...
0
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0answers
379 views

Tiling large single GeoTIFF raster into smaller GeoTIFF tiles? [duplicate]

I have traditionally used proprietary software tools for tiling raster datasets but I am keen to explore the open source solutions as well. Are there any open source solutions that can easily tile ...
1
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1answer
83 views

Is there a way to use ancient cities data with OSMnx?

Is there a way to use OSMnx to construct graphs and images of ancient street maps, perhaps using a data source similar to OSM (in the spirit of OHM)? For example, is there a way to construct such a ...
0
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0answers
17 views

Using Geoserver and PostgreSQL to build a web mapping tool? [duplicate]

I've been an ESRI user and a Carto user and like both tools but I am now hoping to build my own web-mapping platform. The issue is, I have no web-development experience other than the little I've ...
3
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1answer
336 views

Using python Point-In-Polygon operation to join grid with points based on points falling within grid?

I want to know how to select values from the xarray DataArray based on the location (geo_df.geometry) and time (geo_df.plant_date & geo_df.cut_date) of rows in the geopandas GeoDataFrame. I want ...
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0answers
480 views

Create read MapInfo using C#

I've Mapinfo .tab files (including .dat .id .map) I'd like to read the attributes of the files then may store in a DB or write to a csv (not yet decided). As far as I can tell, using MapInfo Pro ...
2
votes
1answer
317 views

ArcGIS region group open source equivalent in numpy/python?

I am trying to get a unique ID for contiguous raster objects with the same value, like what the Region Group tool from ArcGIS does. However I need an open source solution using python/numpy/gdal/...
1
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0answers
87 views

Seeking open source alternative to RivEX (add-in for ArcGIS designed to process vector river networks) [closed]

I wish to process a river network - for the assessment of hydrological potential. RivEX is one addin (not free) which could be used with ArcGIS. Is there any alternative to this?
1
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2answers
145 views

Open source desktop GIS for high school curriculum?

I am a physics teacher and contemplating to integrate GIS to our high school's curriculum. A de facto software looks to be ArcGIS, which is a proprietary software. I wonder what are open-source ...
1
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0answers
390 views

Select border region from segmented image

I have several thousand aerial photographs which have been scanned in and orthorectified, but the image borders and fiducial markers remain on the image. I am looking to identify these parts of the ...
2
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1answer
867 views

Converting DEM to LAS file? [duplicate]

Is there a way to convert a DEM raster to a .las file using open source software and/or any tools that come along with a complete ESRI license? I have been able to achieve this using the LAS Toolset ...
1
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0answers
425 views

Open source convert .idb .mdb database

Is there a way to convert a geodatabase (ArcGIS Geodatabase Version 9 according to their website) to other formats such as shapefiles / geopackage for feature layers and geotiff for rasters using a ...
4
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3answers
880 views

Open source approach to classifying and removing LiDAR points from overlapping scans?

The attached screenshot shows a LiDAR point cloud with significant overlapping scans. This point cloud tile is part of the MN statewide LiDAR dataset which has 25% scan overlap and 1.5 NPS. For many ...
2
votes
1answer
203 views

Open source alternative to Linkage Mapper & ArcGIS [closed]

I'd like to calculate least cost paths between fragments using a cost raster I created based on habitat suitability values. I saw that most people use Linkage Mapper, but I don't have access to ...
2
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0answers
372 views

Open source absolute atmospheric corrections for Sentinel-2

I am searching for open source absolute atmospheric correction processors for Sentinel-2. There are many of proprietary ones (FLAASH, QUACS, MACCS) which I cannot use for my study. Beside DOS1 (QGIS ...
3
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0answers
389 views

Is there a QGIS alternative for ArcGIS Schematics?

I want to draw a schematic drawing from a network.There is an extension in ArcMap that can do this. Is there an extension or a way to do this in QGIS or any other open source GIS?
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1answer
467 views

Open source remote sensing and satellite imagery DATA [closed]

What are the most known libraries of open source data related to remote sensing and satellite imagery? Especially applicated to agriculture? And what are their resolutions and frequencies?
1
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2answers
389 views

Finding tie points between a georeferenced and a non geo referenced image

Is there an open source program for finding tie points between a non-georeferenced image and a georeferenced image? I am looking for something I can run at the command line in linux to incorporate ...
1
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2answers
402 views

How to draw maps with OpenLayers without subtitles?

I'm developing an application, using OpenLayers and OpenStreetMap, which can not have some subtitles, because it pollutes the map, subtitles like this: this is my code defaultRasterLayer = new ol....
1
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0answers
224 views

Pure PHP Library for Geometry Operations 7

I am working on a php project on a shared webhost. so I am limited into mysql and php. I want to do some geometry operations in php side. In fact it is a routing algorithm which works in php. I need a ...
1
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1answer
182 views

Processing historic aerial imagery mosaics

I'd like to process multiple sets of old (>1938) aerial imagery that are scanned, but whether merged nor georeferenced. While I had good results with QGIS to align single photos, using passpoints, ...
3
votes
1answer
690 views

How to import erroneous geometry records into PostGIS for fixing?

New to PostGIS. I have a few large multipolygon datasets with errors that PostGIS should be able to fix quite efficiently. However, when in QGIS I try to import the layers into PostGIS, it will ...

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