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Geojson

150 projects

Showing 36 of 150 projects

mapbox-java
mapbox-javaJava

Java SDK providing wrappers for Mapbox APIs including directions, geocoding, and other location services.

#java-library#mapbox-api#directions-api
Stars439
Forks117
Last commit29 days ago
togeojson
togeojsonTypeScript

A dependency-free JavaScript library for converting KML, GPX, and TCX files to GeoJSON format.

#kml-converter#geojson#geospatial
Stars438
Forks67
Last commit1 year ago
geojson-js-utils
geojson-js-utilsJavaScript

JavaScript helper functions for manipulating and analyzing GeoJSON data, including spatial calculations and geometric operations.

#web-mapping#point-in-polygon#geojson
Stars403
Forks54
Last commit9 years ago
Arc.js
Arc.jsTypeScript

A JavaScript library for calculating great circle routes and outputting them as GeoJSON or WKT.

#geojson#geospatial#typescript
Stars385
Forks66
Last commit1 month ago
csv2geojson
csv2geojsonJavaScript

Convert CSV and TSV files into GeoJSON format for mapping applications.

#geojson#geospatial#command-line-tool
Stars373
Forks80
Last commit2 months ago
Transit-Map
Transit-MapJavaScript

Animates vehicles on a map using public transport timetables to interpolate their positions along routes.

#web-mapping#geojson#map-visualization
Stars371
Forks88
Last commit7 years ago
rust-geojson
rust-geojsonRust

A Rust library for serializing and deserializing GeoJSON vector GIS file format.

#parsing#geojson#geospatial
Stars344
Forks69
Last commit4 months ago
geopackage-js
geopackage-jsTypeScript

A JavaScript library for reading and rendering OGC GeoPackage files in both browser and Node.js environments.

#web-mapping#demo#nga
Stars333
Forks82
Last commit9 days ago
GeoJSON
GeoJSONPHP

A PHP library implementing the GeoJSON format specification for encoding geographic data structures.

#data-serialization#geojson#geospatial
Stars307
Forks46
Last commit2 years ago
loom
loomC++

Automated generation of geographically correct and schematic transit maps from GTFS data.

#svg-generation#automated-cartography#spatial-visualization
Stars297
Forks33
Last commit1 month ago
geojson-pydantic
geojson-pydanticPython

Pydantic models for creating and validating GeoJSON data according to the RFC 7946 specification.

#geojson-spec#pydantic#geojson
Stars285
Forks40
Last commit1 day ago
d3-geo-voronoi
d3-geo-voronoiJavaScript

A JavaScript library for computing Voronoi diagrams and Delaunay triangulations on the surface of a sphere.

#voronoi-diagram#geojson#geospatial
Stars276
Forks26
Last commit5 months ago
geojson-jackson
geojson-jacksonJava

A Java library providing GeoJSON POJOs for seamless serialization and deserialization with Jackson.

#pojo#geojson#geospatial
Stars276
Forks100
Last commit8 months ago
esri2open
esri2openPython

An ESRI ArcGIS toolbox and Python script to export ESRI Feature Classes to open data formats like CSV, JSON, GeoJSON, and SQLite.

#gis-tool#geojson#geospatial-data
Stars265
Forks62
Last commit10 years ago
geojsonhint
geojsonhintJavaScript

A complete, fast, standards-based validation tool for GeoJSON data.

#geojson#validation#geospatial
Stars257
Forks35
Last commit2 years ago
geojson2svg
geojson2svgJavaScript

A JavaScript library that converts GeoJSON data to SVG strings for mapping, supporting both client-side and server-side usage.

#web-mapping#geojson#map
Stars250
Forks44
Last commit3 months ago
geojson-merge
geojson-mergeJavaScript

A Node.js utility to merge multiple GeoJSON files into a single FeatureCollection, supporting both in-memory and streaming modes.

#geojson#geospatial#cli-tool
Stars244
Forks33
Last commit1 year ago
terraformer
terraformerJavaScript

A modular JavaScript toolkit for geographic data processing, format conversion, and spatial operations.

#arcgis#geojson#es-modules
Stars239
Forks32
Last commit21 days ago
rgeo-geojson
rgeo-geojsonRuby

A Ruby library for encoding and decoding GeoJSON data using RGeo's geometric objects.

#geojson#geospatial#geometry
Stars205
Forks38
Last commit1 year ago
d3.geo2rect
d3.geo2rectJavaScript

A D3.js library that morphs GeoJSON polygons into rectangular shapes for cartographic visualization.

#cartography#geojson#svg
Stars203
Forks9
Last commit7 years ago
topojson for Python
topojson for PythonPython

A Python library for encoding spatial data into the TopoJSON format, reducing file sizes through topology computation and simplification.

#geopandas#coordinate-encoding#python-library
Stars198
Forks28
Last commit1 year ago
tokml
tokmlJavaScript

Convert GeoJSON objects to KML (Keyhole Markup Language) strings for geographic data interchange.

#geojson#geospatial#cli-tool
Stars193
Forks91
Last commit2 months ago
simplify-geojson
simplify-geojsonJavaScript

Apply Ramer-Douglas-Peucker line simplification to GeoJSON features or collections in JavaScript or via CLI.

#geometry-processing#geojson#ramer-douglas-peucker
Stars183
Forks18
Last commit4 years ago
geomet
geometPython

A pure-Python library for converting between common geospatial data formats like GeoJSON, WKT/WKB, and GeoPackage Binary.

#python-library#geopackage#geojson
Stars176
Forks35
Last commit1 year ago
simplefeatures
simplefeaturesGo

A pure Go implementation of the OpenGIS Simple Feature Access Specification for 2D geometry modeling and spatial algorithms.

#cartography#postgis#library
Stars174
Forks26
Last commit9 days ago
geojsonio-cli
geojsonio-cliJavaScript

A CLI tool to send GeoJSON files to geojson.io for instant visualization and editing.

#geojson#geospatial#nodejs
Stars170
Forks18
Last commit8 years ago
frostline
frostlineHTML

A parser and static API for USDA plant hardiness zone data, providing JSON files for ZIP codes.

#api#geojson#usda
Stars165
Forks27
Last commit4 days ago
query-overpass
query-overpassJavaScript

A Node.js CLI tool and library to query OpenStreetMap's Overpass API and output results as GeoJSON.

#geojson#geospatial#cli-tool
Stars158
Forks33
Last commit3 years ago
gtfs-to-geojson
gtfs-to-geojsonTypeScript

Convert GTFS transit data into GeoJSON for mapping routes and stops.

#transit-map#geojson#transit-agencies
Stars158
Forks23
Last commit6 days ago
geojsonio
geojsonioR

An R package for converting geographic data to and from GeoJSON and TopoJSON formats.

#geojson#r-package#geospatial
Stars154
Forks59
Last commit2 years ago
geojson-rewind
geojson-rewindJavaScript

A JavaScript library to enforce correct polygon ring winding order in GeoJSON data for specification compliance.

#geojson#geospatial#gis
Stars133
Forks35
Last commit2 months ago
svg-to-geojson
svg-to-geojsonJavaScript

Convert SVG files to GeoJSON format through a web interface with drag-and-drop functionality.

#geojson#gis-tools#geospatial
Stars119
Forks18
Last commit3 years ago
mapmap.js
mapmap.jsJavaScript

A data-driven JavaScript API for creating interactive thematic vector maps in the browser, built on D3 and SVG.

#web-mapping#cartography#geojson
Stars114
Forks12
Last commit6 years ago
simple-map-d3
simple-map-d3JavaScript

A lightweight D3-based library for creating choropleth maps with tooltips using GeoJSON polygon data.

#web-mapping#geojson#svg
Stars113
Forks19
Last commit9 years ago
osm2geojson
osm2geojsonPython

A Python library for converting OpenStreetMap and Overpass API XML/JSON data into GeoJSON format.

#osm2geojson#python-library#geojson
Stars113
Forks18
Last commit1 month ago
CoGran
CoGranJavaScript

A command-line tool for combining geospatial data across different spatial units using five statistical methods.

#geojson#statistics#geospatial
Stars113
Forks7
Last commit7 years ago
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