Digital Elevation model library in C#. 3D terrain models, line/point Elevations, intervisibility reports
- digital-elevation-model
- dem-querying
- geotiff
- srtm
Repository Index
60,121 visible repositories in the index
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Software suite for the automated generation of geographically correct or schematic transit maps.
The Geospatial Neighborhood Analysis Package
- spatial-analysis
- urban-modeling
- geodemographics
- neighborhood-dynamics
Acoustic geolocation from the Doppler curves of propeller aircraft.
- ads-b
- audio-analysis
- doppler
- flight-tracking
The Complete Street Rule for ArcGIS CityEngine is a scenario oriented design tool intended to enable users to quickly create procedurally generated multimodal streets.
- complete
- streets
- transportation
- cityengine
A user friendly way to search OpenStreetMap data for features in proximity to each other.
- gui
- javascript
- open-source-research
- open-street-map
peartree: A library for converting transit data into a directed graph for sketch network analysis.
- network-analysis
- transit
- graphs
- gtfs
Morphing geojson polygons into rectangles
Fast and storage-efficient spatial database engine for OpenStreetMap data
- database
- geospatial
- openstreetmap
- geodesk
Tools for working with GTFS public transit data in ArcGIS
- spatial-analysis
- data-management
- gtfs
- gtfs-rt
apply the ramer-douglas-peucker line simplification to geojson features or feature collections in JS or on the CLI
A Geometry library for Elixir that calculates spatial relationships between two geometries
- spatial-analysis
- geospatial
- gis
- geometry
Geographic calculations for Elixir
- hacktoberfest
Package with useful functions to create geo-spatial visualizations from a GTFS.
Clipping and geometric operations for spherical polygons.
- d3
- map
- polygon-clipping
- projection
Set of d3 projections for showing countries distant lands together
Command line tool to generate point labels from GeoJSON polygons
Open framework for calculating spatial urban sprawl indices and performing disaggregated population estimates using open data
- openstreetmap
- overpass-api
- urban-planning
- urban-sprawl
Fast and storage-efficient spatial database engine for OpenStreetMap data
- database
- geodesk
- geospatial
- openstreetmap
GTFS Segments: A fast and efficient library to generate bus stop spacings
- bus
- stop
- distribution
- gtfs-feed
New York City Census Reporting Tool
- census-data
- demographics
- nyc
- ember
R package to estimate public transport emissions based on GTFS data
- emissions
- environmental-modelling
- gtfs
- public-transport
OpenStreetMap Boundaries for the World!
- countries
- gis
- openstreetmap
- osm
Command line tool to extract borders of GeoJSON Polygons into a non-overlapping set of LineString's