Tools for working with GTFS public transit data in ArcGIS
- spatial-analysis
- data-management
- gtfs
- gtfs-rt
Repository Index
47,133 repositories indexed
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apply the ramer-douglas-peucker line simplification to geojson features or feature collections in JS or on the CLI
Simple Features is a pure Go Implementation of the OpenGIS Simple Feature Access Specification
A Geometry library for Elixir that calculates spatial relationships between two geometries
- spatial-analysis
- geospatial
- gis
- geometry
Acoustic geolocation from the Doppler curves of propeller aircraft.
- ads-b
- audio-analysis
- doppler
- flight-tracking
Street geometry processing toolkit
Geographic calculations for Elixir
- hacktoberfest
RTree2D is a 2D immutable R-tree for ultra-fast nearest and intersection queries in plane and spherical coordinates
- scala
- rtree
- 2d
- str
Realm GeoQueries made easy
Package with useful functions to create geo-spatial visualizations from a GTFS.
Clipping and geometric operations for spherical polygons.
- d3
- map
- polygon-clipping
- projection
Correct GeoJSON geometries that cross the 180th meridian
- antimeridian
- geojson
- python
- geospatial
An open source Geoservices Implementation (deprecated)
A self-hostable REST-like API to get the time zone from geo coordinates
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
Deprecated
A turf.js-like geospatial analysis library working with GeoJSON, written in pure Dart.
Tiny header-only C++17 library for lat/lng geometry: distance, bearing, area, point-in-polygon and path proximity
Fast and storage-efficient spatial database engine for OpenStreetMap data
Github Mirror of Charles F. F. Karney GeographicLib from SF
Draw a polygon on the map or paste a geoJSON and explore how the s2.RegionCoverer covers it with S2 cells depending on the min and max levels
- s2
- geojson
- go
DE-9IM spatial predicate library implemented in Javascript.
- de-9im
- spatial
- predicates
- javascript
Crystal implementation of the Haversine formula to calculate distances between two points given their latitudes and longitudes
- crystal
- haversine-formula