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

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3
votes
3answers
65 views

In transferring a family cemetery layout to a digital format, I need a software program [on hold]

We have a large historic family cemetery. I've had surveying experience, drafting in the days when it was done by hand, and a lot of real estate experience with deed descriptions and layouts on maps. ...
0
votes
0answers
9 views

API or Datababse for Atlas like data

Is there any database or API that can provide data present in Atlas books for example, list of countries, population, temperature etc.
3
votes
1answer
46 views

Options for visualizing LiDAR data on Mac?

I've recently come across open data LiDAR files for the city of Vancouver. I'd like to view it on my Mac (2011. 10.6.6 OS). My intention is to use the LAS file to identify what the tallest trees are ...
0
votes
1answer
28 views

How can I write private tag GDAL_NODATA to a TIFF using libtiff?

In an earlier post I asked how to retrieve this tag from TIFF using python and libtiff. Eventually I found the answer and I reported on the solution last week. I also realised that in order to write a ...
1
vote
1answer
37 views

Why ArcGIS Runtime SDK for .NET Toolkit is made as open source?

Is there any specific reason for making only ArcGIS Runtime SDK for .NET Toolkit an open source project where as the actual ArcGIS Runtime SDK for .NET is proprietary? Though this question sounds ...
1
vote
1answer
49 views

Open source replacement of ArcGIS select command

Is there an open source (gdal, pyshp, shapely etc.) programmatic option to the select command in ArcGIS. I want to select polygons within a shapefile based on an attribute value. This command is here: ...
2
votes
1answer
33 views

How can I retrieve private tag GDAL_NODATA from a TIFF using libtiff?

In an earlier post I reported about my attempts to read TIFF with data stored in tiles using python and libtiff. First I tried to use libtiff's function TIFFReadEncodedTile but finally I tried ...
1
vote
0answers
18 views

Local Maxima (or Pour Point) Pixel Value extract in Raster

I am doing watershed & pourpoint using python GDAL. I have calculated Fill, Flow-Direction & Flow-Accumulation using Python & GDAL. The next is to get Pour Point in certain window ...
5
votes
1answer
45 views

What is the correct format for APA referencing maps produced in QGIS, including data layers?

I need to cite maps produced in QGIS. In addition to my own data, I have used the opensource MapQuest OSM basemap, and a 25m land type data layer obtained from Digimap. I would also like to include ...
1
vote
0answers
26 views

How can I connect seven schools worldwide to create and share QGIS projects? [closed]

I am looking at a possible programme to connect seven schools ( all English capable ) located around the world to set up and share QGIS data and projects about their own local area among the group. ...
1
vote
1answer
34 views

Juno 3D open source software

Is there an open source software that I can use to collect data with the Juno 3D GPS? I'm hesitant to buy a Terrasync or ArcPad license.
3
votes
0answers
32 views

Open source alternative to the “Contours with Barriers” Tool in ArcGIS

I am trying to create a contour file for the globe for a project and am using open source GIS software packages. I was trained for several years on ArcGIS and there is a tool to create contours with ...
2
votes
1answer
62 views

Storing and updating large amount of raster data

Large amount of data = ~10TB of rasters (multiple projections) with the possibility of this data growing. The basic architecture I'm planning at the moment is having 2 clusters of GeoServer--one ...
1
vote
0answers
28 views

Spatial decision support tools for spatial planning, licensing, and permitting, alternative to FlexiCadastre? [closed]

I'm tasked to design and develop an information management system, i.e. GIS-based spatial decision support system to guide, inform, evaluate, and monitor regulatory processes in spatial planning, ...
0
votes
0answers
19 views

Can I run Maperitive with no GUI?

I want to generate tiles using Maperitive, entirely from Ubuntu 12.04 command line (terminal), without starting application's GUI. Is that possible? How?
1
vote
2answers
77 views

Which opensource alternative for users used to ArcGIS 10.x? [closed]

I'm a student and used ArcMap 10 for over 5 years now. Since I will finish university in 3-4 month I wouldn't be able to use ArcMap free of charge anymore. I already searched on google for opensource ...
5
votes
1answer
111 views

Running OpenGeoSuite on Openshift

Has anyone been able to run OpenGeoSuite on openshift using the free 3 gears? There is plenty of documentation on getting geoserver running on openshift there is even a GIT repo. However I have not ...
0
votes
0answers
54 views

Intersect using Open Source GIS [duplicate]

I have a CSV containing user locations (has lat, long, userid, timestamp). I have a countries shapefile (has country name, geometry - got this from thematicmapping.org). I am trying to append a ...
1
vote
0answers
43 views

Using Python Opensource Libraries to check users who visited a store [closed]

I have a few files with location information: 1) User Lat Long Pings in Parquet Files (can be converted to CSV) format - this contains userid, timestamp, lat and lon 2) US County/State Shapefile 3) ...
1
vote
1answer
106 views

Displaying contour lines calculated from SRTM in Google Earth?

I'm relatively inexperienced in GIS, but would like to display contour lines calculated from SRTM data in Google Earth. It doesn't matter whether they are actual linestrings or just an image ...
0
votes
0answers
91 views

Cannot read TIFF files produced by ArcGIS in Python

I'm trying to use (1) PyLibTiff package maintained by Pearu Peterson & Joe Jordan and (2) module tifffile.py developed by Christoph Gohlke to read and write TIFF files in Python. I know GDAL can ...
0
votes
1answer
42 views

OS Web GIS for a travel blog [duplicate]

I have had this idea for years now and would finally like to fulfil it! I was always bothered by text-heavy travel blogs. Therefore, I aim to have a Web-GIS based travel blog in two years time. The ...
2
votes
1answer
145 views

Web Mapping Client with front-end query function

I'm searching for a cloud based Web Map Client that offers a front-end query tool so that my client can query against the data and visualize the results on the web map. I'm trying to keep costs down ...
1
vote
1answer
25 views

Any open source raster applications that accept floating point rasters with attribute tables?

I understand that Arc floating point rasters don't have attribute tables because of the high potential number of unique values in each cell but at a theoretical level, I think a floating point raster ...
3
votes
0answers
37 views

Blend overlapping DEMs using Open Source / Python

I'd like to blend edges of overlapping DEMs such that the join is a smooth transition (for use with InSAR). Apparently the best interpolation kernel for this, according to the literature, is thin ...
-1
votes
1answer
35 views

simple platform [closed]

I'm looking for an open source platform to host a map that fellow staff could add points and polygons. The points and polygons are to represent job locations for our surveying company. The simpler the ...
0
votes
1answer
134 views

Publishing AutoCad *.dwg files into HTML?

I'm new using Autocad. What I currently have is a dwg file generated from AutoCad 2015, now, I want to publish this file somehow into an html (web-mapping?) page so I can grab it from there and embed ...
3
votes
1answer
113 views

Cost distance analysis with Whitebox or other open source gis software

I need to perform a cost-distance analysis and cost allocation analysis for a tsunami evacuation model. As only open and free available data is used, it would be also good to use open source software ...
2
votes
1answer
63 views

Seeking open source geospatial viewer of attachments stored in file geodatabase?

I have a file geodatabase that contains imagery and photo attachments linked to each record of a feature class. I am looking for a non-proprietary solution that allows a user without Esri to view ...
0
votes
0answers
68 views

Is there an open source API I can use to re-write javascript code for a web app that uses Esri's JS API?

Is there a way to "translate" Javascript code from a web app that depends on Esri's Javascript API into an Esri-independent web app? Also, can this be done if the app was built with Esri's Web App ...
1
vote
1answer
67 views

MCC-LiDAR error: version minor out of range

I am trying to use MCC-LiDAR tool, but I can't get it to work. Example, when I type: C:\>mcc-lidar -s 1 -t 1 TMR_428_63.las output_filename.las I get the following error message: Internal ...
0
votes
0answers
76 views

collada2pgsql: importing 3d models into postgis

I have been researching for a tool (open source) for importing collada (.dae) file into postgis and i have found this collada2pgsql command. I really don't know where to find it but it seems to be ...
0
votes
1answer
80 views

GIS open source for developer [closed]

What do you recommend for coding using an open source software that is similar to ArcGIS runtime java SDK ?
0
votes
1answer
122 views

What is the best possible configuration for opensource GIS web application to generate a war file?

I have developed a GIS web application using OpenGeoSuite for Electricity Asset Management System. It uses Geoserver, PostGIS/PostgreSQL, PHP, GeoExplorer for normal functioning. However, I need to ...
0
votes
1answer
253 views

Is Geoserver mandatory for developing GIS web application in Java using Ol4JSF in NetBeans IDE?

I am developing a GIS web application which involves querying and creating map layers dynamically (like page getting refreshed for every 5 minutes) and also static querying etc... This application ...
-6
votes
1answer
103 views

Why there is no EPSG code in ArcMap? [closed]

In Arcmap, when you right click on the layer >> go to properties >> select source tab there you see the properties of projection. I cannot understand why ESRI did not managed to add SRID EPSG in ...
3
votes
1answer
135 views

Is it possible to animate a cartogram with FOSS GIS?

I was wondering if anyone knows of any FOSS tools to animate cartograms? By this, I mean 'tweening' between the geographic shapefile and the cartogram version of a shapefile. This means gradually ...
0
votes
1answer
89 views

ST_Dwithin Source Code

I am looking for the st_dwithin postgis source code. I want to learn the way postgis determines whether a given geometry is within a given radius to another geometry.
0
votes
0answers
17 views

Extracting Elevation (DEM) from air photos using open source software? [duplicate]

I have a few pairs of stereo air photos and I want to extract a DEM from them. I think that is possible using PCI (OrthoEngine), but I would like to do it using Open Source (or at least free) ...
0
votes
0answers
111 views

Open source tools for creating CADRG, ECRG or CIB media

Are there any open source command line or GUI tools available for creating RPF (CADRG/ECRG) and CIB files? I know GDAL/OGDI can be used to read RPF files, but are there any tools out there that create ...
1
vote
0answers
156 views

Orthogonal correction of building footprints after extracted from a raster

I have ArcGIS 10.1 and am working on a project involving extraction of vegetation and building classes from LIDAR (unclassified) data and aerial imagery (resolution 30x30cm). I have managed to ...
0
votes
0answers
19 views

Learning QGIS Resources [duplicate]

I am mainly an ESRI user but want to begin branching out into opensource solutions. I wanted to start looking a QGIS and was interested to know what other resources people were using to learn the ...
2
votes
1answer
1k views

Creating 3D terrain/model from contour lines, preferably using Open Source GIS?

I am looking to create 3D terrain from a contour map that I have (originally inside a PDF). The contour lines are able to be viewed as paths in Adobe Illustrator. There are two types of lines: 7m and ...
0
votes
3answers
283 views

Want cell linear regression values for a netCDF or multi-band raster

I have climate raster type netCDF data. I want the slope and other regression statistics of temperature for each cell over time. I have read that GEOV IDL can do a temporal regression to achieve ...
1
vote
2answers
123 views

How to transfer large amount of OSM data to postgis using osm2pgsql?

I am new to using Openstreetmap data and PostGIS database. I learned how to use osm2pgsql and transferred osm data for a small city to PostGIS database and worked fine. The problem is that when I try ...
0
votes
1answer
81 views

Do Vector-tile file-names need zoom levels and if so, why?

I'm new to mapping and m looking to self-host some PBF-based vector tile files, mainly for a hybrid mobile app (Phonegap, HTML5, Openlayers or Mapbox-GL-JS). My question is, if I need to generate or ...
1
vote
0answers
98 views

Open-source tools for run-off depth calculation

I am working on modeling surface run-off (in ArcGIS 10.2) due to a rain event (e.g., 5 year rain for a duration of 30 mins.) over an approx. area of 30 km2 for which I have a DEM and necessary soil as ...
4
votes
3answers
208 views

Estimating vegetation composition from digital images

I am running a Master's project researching Greater prairie-chicken nest and brood survival. Some of my intended covariates include local vegetation measures using digital imagery. I would like to use ...
0
votes
2answers
88 views

Calculate cells from which the feature would be visible above the skyline (horizon)

I'm trying to work out whether there is a way to do something similar to a ZTV/Visibility analysis but only include the cells from which the point (with 50m OFFSETA/height) would be visible above the ...
1
vote
0answers
73 views

Is there a list of Open Source tool alternatives for ArcGIS tools? [duplicate]

Is there any place one can find a list of ArcGIS alternative or near-alternative tools found in (any of) the open source softwares? I am not looking for software but individual tools found in the ...