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@@ -5,8 +5,8 @@ Awesome Frontend GIS <a href="https://github.com/sindresorhus/awesome">
<img src="https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg" alt="Awesome" href="https://github.com/sindresorhus/awesome">
</a>
</h2>
<p>Geographic Information Systems (GIS) for web browsers. For managing,
analyzing, editing, and visualizing geographic data.</p>
<p>Geographic Information Systems (GIS) for web browsers. <br> For
managing, analyzing, editing, and visualizing geographic data.</p>
<div>
<pre><code>&lt;a href=&quot;https://github.com/eurostat/gridviz&quot; target=&quot;_blank&quot;&gt;
&lt;img src=&#39;https://user-images.githubusercontent.com/25485293/191950255-cbd83c6a-4880-4c0a-a665-b59a21467702.PNG&#39;&gt;
@@ -49,160 +49,252 @@ reading</strong></a></li>
<h3 id="mapping">Mapping</h3>
<p>Libraries for creating web maps:</p>
<ul>
<li><a href="https://leafletjs.com/">Leaflet</a> - The leading
open-source JavaScript library for mobile-friendly interactive
maps.</li>
<li><a href="https://openlayers.org/">OpenLayers</a> - A
high-performance, feature-packed library for creating interactive maps
on the web.</li>
<li><a href="https://cesium.com">Cesium.js</a> - An open-source
JavaScript library for world-class 3D mapping of geospatial data.</li>
<li><a href="https://github.com/maplibre/maplibre-gl-js">maplibre</a> -
It originated as an open-source fork of mapbox-gl-js, before their
switch to a non-OSS license in December 2020.</li>
<li><a href="https://github.com/uber/deck.gl">Deck.GL</a> - WebGL2
powered geospatial visualization layers.</li>
<li><a href="https://github.com/maptalks/maptalks.js">MapTalks.js</a> -
An open-source JavaScript library for integrated 2D/3D maps.</li>
<li><a href="https://github.com/antvis/L7">antvis L7</a> - Large-scale
WebGL-powered Geospatial Data Visualization.</li>
<li><a href="https://github.com/tangrams/tangram">Tangram</a> - WebGL
map rendering engine for creative cartography.</li>
<li><a href="https://github.com/TerriaJS/terriajs">TerriaJS</a> -
TerriaJS is a library for building rich, web-based geospatial data
explorers.</li>
<li><a href="https://github.com/eurostat/gridviz">gridviz</a> - A
package for visualizing gridded data.</li>
<li><a
href="https://github.com/eurostat/eurostat-map.js">Eurostat-map</a> -
Create and customise web maps showing Eurostat data using D3.js.</li>
WebGL-powered Geospatial Data Visualization. <img
src="https://img.shields.io/github/stars/antvis/L7?style=social"
alt="GitHub stars" /></li>
<li><a href="https://developers.arcgis.com/javascript/latest/">ArcGIS
Maps SDK for JavaScript</a> - Modern JavaScript API and web component
library for building interactive 2D and 3D web apps for the
browser.</li>
<li><a href="https://github.com/Esri/arcgis-rest-js">ArcGIS REST JS</a>
- Compact, modular JavaScript wrappers for the ArcGIS REST API that run
in Node.js and modern browsers. <img
src="https://img.shields.io/github/stars/Esri/arcgis-rest-js?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/neocarto/bertin">Bertin.js</a> - A
JavaScript library for visualizing geospatial data and making thematic
maps for the web.</li>
<li><a
href="https://github.com/eurostat/regl-map-animation">regl-map-animation</a>
- Animate x/y point data using regl and categorize them into a bar
chart.</li>
<li><a href="https://github.com/iTowns/itowns">iTowns</a> - A
Three.js-based framework written in JavaScript/WebGL for visualizing 3D
geospatial data.</li>
<li><a href="https://globe.gl/">globe.gl</a> - This library is a
convenience wrapper around the three-globe plugin, and uses
ThreeJS/WebGL for 3D rendering.</li>
maps for the web. <img
src="https://img.shields.io/github/stars/neocarto/bertin?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/CesiumGS/cesium">Cesium.js</a> - An
open-source JavaScript library for world-class 3D mapping of geospatial
data. <img
src="https://img.shields.io/github/stars/CesiumGS/cesium?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/d3/d3-geo">d3-geo</a> - A library for
creating maps based on D3.js.</li>
creating maps based on D3.js. <img
src="https://img.shields.io/github/stars/d3/d3-geo?style=social"
alt="GitHub stars" /></li>
<li><a
href="https://github.com/d3/d3-geo-projection">d3-geo-projection</a> -
Extended geographic projections.</li>
Extended geographic projections. <img
src="https://img.shields.io/github/stars/d3/d3-geo-projection?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/Fil/d3-geo-voronoi">d3-geo-voronoi</a> -
Voronoi diagrams and Delaunay triangulation for the sphere.</li>
<li><a href="https://github.com/Fil/d3-inertia">d3-inertia</a> - An
extension to d3-drag that continues the mouse movement with some
inertia.</li>
Voronoi diagrams and Delaunay triangulation for the sphere. <img
src="https://img.shields.io/github/stars/Fil/d3-geo-voronoi?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/markmarkoh/datamaps">datamaps</a> -
Customizable map visualizations in one file.</li>
Customizable map visualizations in one file. <img
src="https://img.shields.io/github/stars/markmarkoh/datamaps?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/visgl/deck.gl">Deck.GL</a> - WebGL2
powered geospatial visualization layers. <video
src="https://img.shields.io/github/stars/visgl/deck.gl?style=social"
controls=""><a
href="https://img.shields.io/github/stars/visgl/deck.gl?style=social">GitHub
stars</a></video></li>
<li><a
href="https://github.com/zcreativelabs/react-simple-maps">react-simple-maps</a>
- An SVG mapping component library for React, built on top of
d3-geo.</li>
href="https://github.com/eurostat/eurostat-map.js">Eurostat-map</a> -
Create and customise web maps showing Eurostat data using D3.js. <embed
src="https://img.shields.io/github/stars/eurostat/eurostat-map.js?style=social" /></li>
<li><a href="https://github.com/vasturiano/globe.gl">globe.gl</a> - This
library is a convenience wrapper around the three-globe plugin, using
ThreeJS/WebGL for 3D rendering. <video
src="https://img.shields.io/github/stars/vasturiano/globe.gl?style=social"
controls=""><a
href="https://img.shields.io/github/stars/vasturiano/globe.gl?style=social">GitHub
stars</a></video></li>
<li><a
href="https://developers.google.com/maps/documentation/javascript">Google
Maps</a> - Google Maps API for JavaScript.</li>
<li><a href="https://github.com/wrld3d/wrld.js/">Wrld.js</a> - Animated
3D city maps based on Leaflet.</li>
<li><a href="https://docs.mapbox.com/mapbox-gl-js/examples/">Mapbox GL
JS</a> - JavaScript library that uses WebGL to render interactive maps
from vector tiles.</li>
<li><a href="https://developers.arcgis.com/javascript/3/">ArcGIS API for
JS</a> - A lightweight way to embed maps and tasks in web
applications.</li>
<li><a href="https://github.com/eurostat/gridviz">gridviz</a> - A
package for visualizing gridded data. <img
src="https://img.shields.io/github/stars/eurostat/gridviz?style=social"
alt="GitHub stars" /></li>
<li><a href="https://developer.here.com/develop/javascript-api">HERE
maps API</a> - Build web applications with feature-rich and customizable
HERE maps.</li>
<li><a href="https://github.com/iTowns/itowns">iTowns</a> - A
Three.js-based framework written in JavaScript/WebGL for visualizing 3D
geospatial data. <img
src="https://img.shields.io/github/stars/iTowns/itowns?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/Leaflet/Leaflet">Leaflet</a> - The
leading open-source JavaScript library for mobile-friendly interactive
maps. <img
src="https://img.shields.io/github/stars/Leaflet/Leaflet?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/windycom/API">Map Forecast API</a> -
Simple-to-use library based on Leaflet 1.4.x. It allows you to show wind
maps.</li>
maps. <img
src="https://img.shields.io/github/stars/windycom/API?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/mapbox/mapbox-gl-js">Mapbox GL JS</a> -
JavaScript library that uses WebGL to render interactive maps from
vector tiles. <img
src="https://img.shields.io/github/stars/mapbox/mapbox-gl-js?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/maplibre/maplibre-gl-js">maplibre</a> -
It originated as an open-source fork of mapbox-gl-js, before their
switch to a non-OSS license in December 2020. <img
src="https://img.shields.io/github/stars/maplibre/maplibre-gl-js?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/maptalks/maptalks.js">MapTalks.js</a> -
An open-source JavaScript library for integrated 2D/3D maps. <embed
src="https://img.shields.io/github/stars/maptalks/maptalks.js?style=social" /></li>
<li><a href="https://github.com/openlayers/openlayers">OpenLayers</a> -
A high-performance, feature-packed library for creating interactive maps
on the web. <img
src="https://img.shields.io/github/stars/openlayers/openlayers?style=social"
alt="GitHub stars" /></li>
<li><a
href="https://github.com/zcreativelabs/react-simple-maps">react-simple-maps</a>
- An SVG mapping component library for React, built on top of d3-geo.
<img
src="https://img.shields.io/github/stars/zcreativelabs/react-simple-maps?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/tangrams/tangram">Tangram</a> - WebGL
map rendering engine for creative cartography. <img
src="https://img.shields.io/github/stars/tangrams/tangram?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/TerriaJS/terriajs">TerriaJS</a> -
TerriaJS is a library for building rich, web-based geospatial data
explorers. <img
src="https://img.shields.io/github/stars/TerriaJS/terriajs?style=social"
alt="GitHub stars" /></li>
<li><a href="https://github.com/wrld3d/wrld.js/">Wrld.js</a> - Animated
3D city maps based on Leaflet. <embed
src="https://img.shields.io/github/stars/wrld3d/wrld.js?style=social" /></li>
</ul>
<h3 id="data-processing">Data Processing</h3>
<p>Libraries that help you analyse and process geospatial data: - <a
href="https://github.com/manuelbieh/geolib">geolib</a> - Library to
provide basic geospatial operations like distance calculation,
conversion of decimal coordinates to sexagesimal, etc. - <a
href="https://github.com/Turfjs/turf">Turf.js</a> - Turf is a JavaScript
library for spatial analysis. - <a
href="https://github.com/bjornharrtell/jsts">JSTS</a> - JavaScript
Topology Suite. - <a
href="https://github.com/springmeyer/arc.js">Arc.js</a> - Calculate
great circles routes as lines in GeoJSON or WKT format. <embed
src="https://img.shields.io/github/stars/springmeyer/arc.js?style=social" />
- <a href="https://github.com/tmcw/awesome-geojson">awesome-GeoJSON</a>
- Catalogue of GeoJSON tools. <img
src="https://img.shields.io/github/stars/tmcw/awesome-geojson?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/mathigon/euclid.js">Euclid.ts</a> - 2D
Euclidean geometry classes, utilities, and drawing tools. <embed
src="https://img.shields.io/github/stars/mathigon/euclid.js?style=social" />
- <a href="https://github.com/mourner/flatbush">flatbush</a> - A really
fast static spatial index for 2D points and rectangles in JavaScript.
<img
src="https://img.shields.io/github/stars/mourner/flatbush?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/flatgeobuf/flatgeobuf">FlatGeoBuf</a> - A
performant binary encoding for geographic data based on flatbuffers.
<img
src="https://img.shields.io/github/stars/flatgeobuf/flatgeobuf?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/alexbol99/flatten-js">flatten-js</a> - For
manipulating geometrical shapes, finding intersections, checking
inclusion, calculating distance, transformations and more. - <a
href="https://github.com/mourner/flatbush">flatbush</a> - A really fast
static spatial index for 2D points and rectangles in JavaScript. - <a
href="https://github.com/mourner/rbush">rbush</a> - RBush is a
high-performance JavaScript library for 2D spatial indexing of points
and rectangles. - <a
href="https://github.com/HarryStevens/geometric">Geometric.js</a> - A
JavaScript library for doing geometry. - <a
href="https://github.com/mathigon/euclid.js">Euclid.ts</a> - 2D
Euclidean geometry classes, utilities, and drawing tools. - <a
href="https://github.com/proj4js/proj4js">Proj4js</a> - Transform
coordinates from one coordinate system to another, including datum
transformations. - <a
inclusion, calculating distance, transformations, and more. <img
src="https://img.shields.io/github/stars/alexbol99/flatten-js?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/urbica/galton">Galton</a> - Lightweight Node.js
isochrone server. <img
src="https://img.shields.io/github/stars/urbica/galton?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/bugra9/gdal3.js">gdal3.js</a> - Convert raster
and vector geospatial data to various formats. <embed
src="https://img.shields.io/github/stars/bugra9/gdal3.js?style=social" />
- <a href="https://github.com/GeoTIFF/geoblaze">geoblaze</a> - A blazing
fast JavaScript raster processing engine. <img
src="https://img.shields.io/github/stars/GeoTIFF/geoblaze?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/mapbox/geobuf">geobuf</a> - Geobuf is a compact
binary encoding for geographic data. <img
src="https://img.shields.io/github/stars/mapbox/geobuf?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/geotiffjs/geotiff.js">GeoTiff.js</a> - Parse
TIFF files for visualization or analysis. - <a
href="https://github.com/springmeyer/arc.js">Arc.js</a> - Calculate
great circles routes as lines in GeoJSON or WKT format. - <a
href="https://github.com/tmcw/awesome-geojson">awesome-GeoJSON</a> -
Catalogue of GeoJSON tools. - <a
TIFF files for visualization or analysis. <embed
src="https://img.shields.io/github/stars/geotiffjs/geotiff.js?style=social" />
- <a href="https://github.com/manuelbieh/geolib">geolib</a> - Library to
provide basic geospatial operations. <img
src="https://img.shields.io/github/stars/manuelbieh/geolib?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/ngageoint/geopackage-js">geopackage-js</a> -
The GeoPackage JavaScript library provides the ability to read
GeoPackage files. <img
src="https://img.shields.io/github/stars/ngageoint/geopackage-js?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/opengeospatial/geoparquet">geoparquet</a> -
Encoding geospatial data in Apache Parquet. <img
src="https://img.shields.io/github/stars/opengeospatial/geoparquet?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/neocarto/geotoolbox">geotoolbox</a> - Provides
several GIS operations for use with geojson properties. <img
src="https://img.shields.io/github/stars/neocarto/geotoolbox?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/mapbox/geojson-merge">geojson-merge</a> - Merge
multiple GeoJSON files into one FeatureCollection. <img
src="https://img.shields.io/github/stars/mapbox/geojson-merge?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/mapbox/geojson-vt">geojson-vt</a> - A highly
efficient JavaScript library for slicing GeoJSON data. <img
src="https://img.shields.io/github/stars/mapbox/geojson-vt?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/HarryStevens/geometric">Geometric.js</a> - A
JavaScript library for doing geometry. <img
src="https://img.shields.io/github/stars/HarryStevens/geometric?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/bjornharrtell/jsts">JSTS</a> - JavaScript
Topology Suite. <img
src="https://img.shields.io/github/stars/bjornharrtell/jsts?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/koopjs/koop">koop</a> - A JavaScript toolkit
for connecting incompatible spatial APIs. <img
src="https://img.shields.io/github/stars/koopjs/koop?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/uber-web/math.gl">math.gl</a> - JavaScript math
library focused on Geospatial and 3D use cases. <video
src="https://img.shields.io/github/stars/uber-web/math.gl?style=social"
controls=""><a
href="https://img.shields.io/github/stars/uber-web/math.gl?style=social">GitHub
stars</a></video> - <a
href="https://github.com/proj4js/proj4js">Proj4js</a> - Transform
coordinates from one coordinate system to another. <img
src="https://img.shields.io/github/stars/proj4js/proj4js?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/mourner/rbush">rbush</a> - RBush is a
high-performance JavaScript library for 2D spatial indexing. <img
src="https://img.shields.io/github/stars/mourner/rbush?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/jvail/spl.js">spl.js</a> - Makes it possible to
use SpatiaLite functionality in JavaScript. <embed
src="https://img.shields.io/github/stars/jvail/spl.js?style=social" /> -
<a href="https://github.com/riatelab/statsbreaks">statsbreaks</a> -
Split a quantitative dataset into classes for thematic mapping. <img
src="https://img.shields.io/github/stars/riatelab/statsbreaks?style=social"
alt="GitHub stars" /> - <a
href="https://www.npmjs.com/package/supercluster">supercluster</a> - A
very fast JavaScript library for geospatial point clustering. <img
src="https://img.shields.io/github/stars/mapbox/supercluster?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/Turfjs/turf">Turf.js</a> - A JavaScript library
for spatial analysis. <img
src="https://img.shields.io/github/stars/Turfjs/turf?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/topojson/topojson">topoJSON</a> - Convert
GeoJSON to TopoJSON for use in D3 maps. - <a
href="https://github.com/d3/d3-geo-polygon">d3-geo-polygon</a> -
Clipping and geometric operations for spherical polygons. - <a
GeoJSON to TopoJSON for use in D3 maps. <img
src="https://img.shields.io/github/stars/topojson/topojson?style=social"
alt="GitHub stars" /> - <a
href="https://github.com/arthur-e/Wicket">Wicket</a> - A modest library
for moving between Well-Known Text (WKT) and various framework
geometries. - <a href="https://github.com/koopjs/koop">koop</a> - Koop
is a JavaScript toolkit for connecting incompatible spatial APIs. - <a
href="https://github.com/jvail/spl.js">spl.js</a> - Makes it possible to
use SpatiaLite functionality in JavaScript. Behind the scenes, a
WebAssembly port of SpatiaLite is used. - <a
href="https://github.com/neocarto/geotoolbox">geotoolbox</a> - Provides
several GIS operations for use with geojson properties. Useful for
thematic cartography. - <a
href="https://www.npmjs.com/package/supercluster">supercluster</a> - A
very fast JavaScript library for geospatial point clustering for
browsers and Node. - <a
href="https://github.com/GeoTIFF/geoblaze">geoblaze</a> - A blazing fast
JavaScript raster processing engine. Using geoblaze, you can run
computations ranging from basic statistics (min, max, mean, mode) to
band arithmetic and histogram generation in either a web browser or a
node application. - <a
href="https://github.com/ngageoint/geopackage-js">geopackage-js</a> -
The GeoPackage JavaScript library currently provides the ability to read
GeoPackage files. - <a
href="https://github.com/mapbox/geojson-merge">geojson-merge</a> - Merge
multiple GeoJSON files into one FeatureCollection. - <a
href="https://github.com/urbica/galton">Galton</a> - Lightweight Node.js
isochrone server. Build isochrones using OSRM, Turf and concaveman. - <a
href="https://github.com/mapbox/geojson-vt">geojson-vt</a> - A highly
efficient JavaScript library for slicing GeoJSON data into vector tiles
on the fly. - <a href="https://github.com/mapbox/geobuf">geobuf</a> -
Geobuf is a compact binary encoding for geographic data. - <a
href="https://github.com/opengeospatial/geoparquet">geoparquet</a> -
Encoding geospatial data in Apache Parquet. - <a
href="https://github.com/riatelab/statsbreaks">statsbreaks</a> - Split
(classify/discretize) a quantitative dataset into a (k) number of
classes or thematic categories. Useful for creating a choropleth map. -
<a href="https://github.com/bugra9/gdal3.js">gdal3.js</a> - Convert
raster and vector geospatial data to various formats and coordinate
systems entirely in the browser. - <a
href="https://github.com/uber-web/math.gl">math.gl</a> - JavaScript math
library focused on Geospatial and 3D use cases.</p>
geometries. <img
src="https://img.shields.io/github/stars/arthur-e/Wicket?style=social"
alt="GitHub stars" /></p>
<h3 id="lidar">LiDAR</h3>
<p>Tools for visualizing point clouds with web browsers:</p>
<ul>
<li><a href="https://github.com/potree/potree">Potree</a> - WebGL point
cloud viewer for large datasets.</li>
<li><a href="https://github.com/verma/plasio">Plasio</a> - Drag-n-drop
In-browser LAS/LAZ point cloud viewer.</li>
<li><a href="https://github.com/potree/potree">Potree</a> - WebGL point
cloud viewer for large datasets.</li>
<li><a href="https://potree.org/potree/examples/cesium_retz.html">Potree
&amp; Cesium.js</a> - Rezt, Austria LIDAR viewer.</li>
<li><a
@@ -212,194 +304,165 @@ Point cloud data loader.</li>
<h3 id="remote-sensing">Remote Sensing</h3>
<p>Resources for frontend earth observation and remote sensing:</p>
<ul>
<li><a
href="https://developers.google.com/earth-engine/tutorials/tutorial_api_01">Google
Earth Engine</a> - Geospatial processing service.</li>
<li><a
href="https://github.com/sentinel-hub/sentinelhub-js/">sentinelhub-js</a>
- Download and process satellite imagery in JavaScript or TypeScript
using Sentinel Hub services.</li>
<li><a href="https://github.com/sentinel-hub/custom-scripts">Sentinel
Hub custom scripts</a> - A repository of custom scripts to be used with
Sentinel Hub.</li>
<li><a href="https://github.com/awesome-spectral-indices">Spectral</a> -
Awesome Spectral Indices for the Google Earth Engine JavaScript API
(Code Editor).</li>
<li><a href="https://github.com/nasa-gibs/worldview">EOSDIS
Worldview</a> - Interactive interface for browsing global,
full-resolution satellite imagery.</li>
<li><a
href="https://developers.google.com/earth-engine/tutorials/tutorial_api_01">Google
Earth Engine</a> - Geospatial processing service.</li>
<li><a href="https://github.com/sentinel-hub/custom-scripts">Sentinel
Hub custom scripts</a> - A repository of custom scripts to be used with
Sentinel Hub.</li>
<li><a
href="https://github.com/sentinel-hub/sentinelhub-js/">sentinelhub-js</a>
- Download and process satellite imagery using Sentinel Hub
services.</li>
<li><a href="https://github.com/awesome-spectral-indices">Spectral</a> -
Awesome Spectral Indices for the Google Earth Engine JavaScript
API.</li>
</ul>
<h2 id="data-sources">💾 Data sources</h2>
<p>A collection of geospatial open data sources:</p>
<h3 id="downloads">Downloads</h3>
<p>Data available for download:</p>
<ul>
<li><a href="https://hub.arcgis.com/">ArcGIS Hub</a> - Over 380,000 open
datasets.</li>
<li><a
href="https://ec.europa.eu/eurostat/web/gisco/geodata/digital-elevation-model/copernicus#Elevation">Copernicus
global DEM</a> - Global elevation tiles.</li>
<li><a
href="https://www.copernicus.eu/en/access-data/conventional-data-access-hubs">Copernicus
open access hub</a> - Copernicus satellite imagery download.</li>
<li><a href="https://www.ngdc.noaa.gov/mgg">ETOPO1</a> - 1 arc-minute
global relief model of Earth’s surface.</li>
<li><a
href="https://ec.europa.eu/eurostat/web/gisco/geodata/grids">European
population grids - GISCO</a> - Population figures in grid cells.</li>
<li><a
href="https://ec.europa.eu/eurostat/web/gisco/geodata/administrative-units/postal-codes">European
Postcodes Point Data</a> - Location of postal codes across Europe.</li>
<li><a href="https://www.geoboundaries.org/">Geoboundaries</a> - The
world’s largest open, free political boundaries database.</li>
<li><a href="https://www.gbif.org/">Global Biodiversity Information
Facility (GBIF)</a> - Open access to biodiversity data.</li>
<li><a href="https://kerdoc.cica.es/">Global Climate Monitor</a> -
Global open climate data.</li>
<li><a
href="https://datasets.wri.org/dataset/globalpowerplantdatabase">Global
power plant database</a> - Open source database of power plants.</li>
<li><a href="https://galileo.gisdata.io/">Galileo</a> - Geospatial data
discovery and management platform.</li>
<li><a
href="https://ec.europa.eu/eurostat/web/gisco/geodata/basic-services#Healthcare">Healthcare
Services in Europe</a> - Locations of healthcare services in
Europe.</li>
<li><a href="https://www.hydrosheds.org/">HydroSHEDS</a> - Consistent
hydrographic data for global applications.</li>
<li><a href="https://search.earthdata.nasa.gov/search">NASA Earth
Data</a> - Search, discover, visualize, refine, and access NASA Earth
Observation data in your browser with Earthdata Search.</li>
<li><a href="https://neo.gsfc.nasa.gov/">NASA Earth Observations</a> -
Browse and download satellite data imagery.</li>
<li><a href="https://www.naturalearthdata.com/">Natural Earth</a> - Free
vector and raster map data.</li>
<li><a href="https://openaerialmap.org/">OpenAerialMap</a> - Open
service for accessing licensed imagery.</li>
<li><a href="https://openmaptiles.org/">OpenMapTiles</a> - Free
OpenStreetMap Vector Tiles.</li>
<li><a
href="https://www.geofabrik.de/data/download.html">OpenStreetMap</a> - A
free, world-wide geographic data set.</li>
<li><a href="https://www.naturalearthdata.com/">Natural Earth</a> - Free
vector and raster map data at 1:10m, 1:50m, and 1:110m scales.</li>
<li><a href="https://github.com/topojson/world-atlas">World Atlas
TopoJSON</a> - A convenient redistribution of Natural Earth’s vector
data as TopoJSON.</li>
<li><a
href="https://ec.europa.eu/eurostat/web/gisco/geodata/reference-data/elevation/copernicus-dem/elevation">Copernicus
global DEM</a> - Global elevation tiles.</li>
<li><a href="https://www.ngdc.noaa.gov/mgg/global/">ETOPO1</a> - 1
arc-minute global relief model of Earth’s surface that integrates land
topography and ocean bathymetry.</li>
<li><a href="https://www.hydrosheds.org/">HydroSHEDS</a> - Hydrographic
information in a consistent and comprehensive format for regional and
global-scale applications.</li>
<li><a href="https://www.geoboundaries.org/">geoboundaries</a> - The
world’s largest open, free and research-ready database of political
administrative boundaries.</li>
<li><a
href="https://datasets.wri.org/dataset/globalpowerplantdatabase">Global
power plant database</a> - A comprehensive, global, open source database
of power plants.</li>
<li><a href="https://github.com/teamookla/ookla-open-data">Ookla
internet speed data</a> - Provides global network performance metrics.
Data is provided in both Shapefile format as well as Apache
Parquet.</li>
<li><a
href="https://ec.europa.eu/eurostat/web/gisco/geodata/reference-data/grids">European
population grids - GISCO</a> - These datasets contain grid cells
covering the European land territory, for various resolutions from 1km
to 100km. Base statistics such as population figures are provided for
these cells.</li>
<li><a
href="https://ec.europa.eu/eurostat/web/gisco/geodata/reference-data/healthcare-services">Healthcare
Services in Europe</a> - The locations of healthcare services across
Europe.</li>
<li><a
href="https://ec.europa.eu/eurostat/web/gisco/geodata/reference-data/postal-codes">European
Postcodes Point Data</a> - The postal code point dataset shows the
location of postal codes, NUTS codes and the Degree of Urbanisation
classification across the EU, EFTA and candidate countries from a
variety of sources.</li>
<li><a href="https://www.worldpop.org/">WorldPop</a> - Open access
spatial demographic datasets built using transparent approaches.</li>
<li><a href="https://data.worldbank.org/">World Bank</a> - Free and open
access to global development data.</li>
<li><a href="https://earthexplorer.usgs.gov/">USGS Earth Explorer</a> -
Query and order satellite images, aerial photographs, and cartographic
products through the U.S. Geological Survey.</li>
href="https://www.geofabrik.de/data/download.html">OpenStreetMap</a> -
Free, world-wide geographic data set.</li>
<li><a href="https://opentopography.org/">Open Topography</a> -
OpenTopography facilitates community access to high-resolution, Earth
science-oriented, topography data, and related tools and resources.</li>
<li><a href="https://neo.gsfc.nasa.gov/">NASA Earth Observations</a> -
Here you can browse and download imagery of satellite data from NASA’s
constellation of Earth Observing System satellites.</li>
<li><a href="https://geodata.gov.gr/en/dataset">Geodata.gov.gr</a> -
Open geospatial data for Greece.</li>
<li><a href="https://hub.arcgis.com/">ArcGIS Hub</a> - Over 380,000 open
datasets.</li>
<li><a href="https://www.diva-gis.org/Data">DIVA-GIS</a> - Free spatial
data. Includes country and global level boundaries, climate, species
occurence, crop and elevation data.</li>
<li><a href="https://openaerialmap.org/">OpenAerialMap</a> - An open
service to provide access to a commons of openly licensed imagery and
map layer services.</li>
<li><a href="https://www.globalclimatemonitor.org/">Global Climate
Monitor</a> - Global open climate data available for download.</li>
<li><a href="https://scihub.copernicus.eu">Copernicus open access
hub</a> - Copernicus satellite imagery download.</li>
High-resolution topography data and tools.</li>
<li><a href="https://github.com/teamookla/ookla-open-data">Ookla
internet speed data</a> - Global network performance metrics.</li>
<li><a href="https://github.com/sentinel-hub/custom-scripts">Sentinel
Hub custom scripts</a> - Repository of custom scripts for Sentinel
Hub.</li>
<li><a href="https://earthexplorer.usgs.gov/">USGS Earth Explorer</a> -
Query and order satellite images and more.</li>
<li><a href="https://github.com/topojson/world-atlas">World Atlas
TopoJSON</a> - Natural Earth’s vector data as TopoJSON.</li>
<li><a href="https://data.worldbank.org/">World Bank</a> - Free access
to global development data.</li>
<li><a href="https://www.worldpop.org/">WorldPop</a> - Open access
spatial demographic datasets.</li>
</ul>
<h3 id="web-apis">Web APIs</h3>
<p>Restful APIs for consuming geospatial data on the fly:</p>
<ul>
<li><a href="https://gisco-services.ec.europa.eu/distribution/v2/">GISCO
data distribution API</a> - Official European Commission data source for
administrative regions, Coastal lines, Communes, Countries, Local
Administrative Units, NUTS, Urban Audit.</li>
<li><a
href="https://gisco-services.ec.europa.eu/addressapi/docs/">Address
API</a> - Pan-european address data. Supports geocoding,
reverse-geocoding and lists of address components (e.g. all roads in a
city).</li>
<li><a href="https://earthquake.usgs.gov/fdsnws/event/1/">USGS
earthquake data</a> - Allows custom searches for earthquake information
using a variety of parameters.</li>
<li><a
href="https://github.com/movebank/movebank-api-doc">movebank-api</a> -
Movebank is a free, online database and research platform for animal
tracking and other on-animal sensor data.</li>
<li><a href="https://wiki.openstreetmap.org/wiki/Overpass_API">Overpass
API</a> - Retrieve OpenStreetMap data.</li>
<li><a href="https://restcountries.com/">REST countries</a> - Get
information about countries via a RESTful API.</li>
<li><a href="https://osmnames.org/api/">OSMNames</a> - The OSMNames
open-source project provides raw place data in an easy-to-index
form.</li>
<li><a href="http://open-notify.org/Open-Notify-API/">Open Notify</a> -
Get the current location of the International Space Station (ISS) and
current number of people in space!</li>
<li><a href="https://docs.openaq.org/docs">OpenAQ</a> - OpenAQ is the
largest open-source air quality data platform.</li>
<li><a
href="https://openrouteservice.org/dev/#/api-docs">openrouteservice</a>
- Directions, Isochrones, Time-Distance Matrix, Pelias Geocoding, POIs,
Elevation, Optimization.</li>
<li><a
href="https://www.graphhopper.com/route-optimization/">GraphHopper Route
Optimization API</a> - Solves a variety of vehicle routing problems,
including the classical “traveling salesman problem”.</li>
<li><a href="https://apidocs.geoapify.com/">Geoapify</a> - Maps, address
and location search, route optimization, reachability analysis, geodata
access, and more.</li>
<li><a href="https://opencagedata.com/api">OpenCage</a> - Forward and
reverse worldwide geocoding API using open data.</li>
<li><a
href="https://docs.breezometer.com/api-documentation/introduction/">breezometer</a>
- API endpoints for Air Quality, Pollen, Weather, Wildfire, Cleanest
Routes and Environmental Alerts. Serves current conditions, forecasts,
and historical data.</li>
<li><a href="https://ipfind.io/">ipfind</a> - Geographic location of an
IP address or any domain name along with some other useful
information.</li>
<li><a href="https://www.getthedata.com/bng2latlong">bng2latlong</a> -
Simple API to convert an OSGB36 easting and northing (British National
Grid) to WGS84 latitude and longitude.</li>
<li><a href="https://www.getthedata.com/open-postcode-geo-api">Open
Postcode Geo API</a> - British postcodes with easting, northing,
latitude, and longitude.</li>
<li><a href="https://countrystatecity.in/">Country State City API</a> -
Full Database of city state country available in JSON, SQL, XML, YAML
&amp; CSV format.</li>
API</a> - Pan-European address data with geocoding and
reverse-geocoding.</li>
<li><a href="https://api.gouv.fr/les-api/api-geo">API Geo</a> - Official
French geographical data API.</li>
<li><a
href="http://www.geonames.org/export/web-services.html">geonames</a> -
Supports placename lookup, postal Code Search, reverse geocoding, nearby
populated place and nearby toponym searches.</li>
<li><a href="https://www.opentopodata.org/">opentopodata API</a> - Open
Topo Data is a REST API server for your elevation data.</li>
<li><a href="https://developer.what3words.com/public-api">what3words</a>
- Convert 3 word addresses to coordinates and vice versa.</li>
href="https://developers.arcgis.com/rest/location-based-services/">ArcGIS
location services</a> - Basemaps, Geocoding, Places, routing, and
GeoEnrichment.</li>
<li><a href="https://www.getthedata.com/bng2latlong">bng2latlong</a> -
Converts British National Grid to latitude and longitude.</li>
<li><a
href="https://developer.tomtom.com/api-explorer-index/documentation/product-information/introduction">TomTom</a>
- Charging stations, fuel prices, routing, geocoding, parking
availability, traffic and waypoint optimization endpoints.</li>
<li><a href="https://openchargemap.org/site/develop/api">Open Charge Map
API</a> - Non-commercial, non-profit global public registry of electric
vehicle charging locations.</li>
href="https://docs.breezometer.com/api-documentation/introduction/">breezometer</a>
- Air Quality, Weather, Pollen, and Environmental data.</li>
<li><a href="https://countrystatecity.in/">Country State City API</a> -
Database of city, state, and country data.</li>
<li><a href="https://apidocs.geoapify.com/">Geoapify</a> - Geospatial
services such as maps, geocoding, and routing.</li>
<li><a
href="http://www.geonames.org/export/web-services.html">geonames</a> -
Supports placename lookup and reverse geocoding.</li>
<li><a href="https://geocode.xyz/">Geocode.xyz</a> - Reverse geocoding,
forward geocoding, and geoparsing API.</li>
<li><a href="https://gisco-services.ec.europa.eu/distribution/v2/">GISCO
data distribution API</a> - European Commission data source for
administrative regions and boundaries.</li>
<li><a
href="https://www.graphhopper.com/route-optimization/">GraphHopper Route
Optimization API</a> - Solves various vehicle routing problems.</li>
<li><a
href="https://github.com/movebank/movebank-api-doc">movebank-api</a> -
Platform for animal tracking data.</li>
<li><a href="https://openaq.org/">OpenAQ</a> - Largest open-source air
quality data platform.</li>
<li><a href="https://openchargemap.org">Open Charge Map API</a> - Public
registry of electric vehicle charging locations.</li>
<li><a href="https://opencagedata.com/api">OpenCage</a> - Forward and
reverse geocoding API using open data.</li>
<li><a href="https://open-meteo.com/">Open-Meteo</a> - Global weather
forecast API.</li>
<li><a href="http://open-notify.org/Open-Notify-API/">Open Notify</a> -
ISS location and number of people in space.</li>
<li><a href="https://www.getthedata.com/open-postcode-geo-api">Open
Postcode Geo API</a> - British postcodes with geospatial data.</li>
<li><a
href="https://openskynetwork.github.io/opensky-api/rest.html">OpenSky
API</a> - Retrieve live airspace information for research and
non-commerical purposes.</li>
<li><a href="https://open-meteo.com/">Open-Meteo</a> - Global weather
forecast API for non-commercial use.</li>
API</a> - Retrieve live airspace information.</li>
<li><a
href="https://openrouteservice.org/dev/#/api-docs">openrouteservice</a>
- Directions, isochrones, and geocoding services.</li>
<li><a
href="https://wiki.openstreetmap.org/wiki/Overpass_API">OpenStreetMap</a>
- Retrieve OpenStreetMap data via Overpass API.</li>
<li><a href="https://www.opentopodata.org/">opentopodata API</a> - Open
Topography Data API.</li>
<li><a href="https://wiki.openstreetmap.org/wiki/Overpass_API">Overpass
API</a> - Retrieve OpenStreetMap data.</li>
<li><a href="https://www.rainviewer.com/api.html">RainViewer</a> - Free
weather API. Offers the past (2 hours) and forecast (30 minutes) weather
radar data and the past infrared satellite data.</li>
<li><a href="https://sunrise-sunset.org/api">Sunrise and sunset</a> -
Sunset and sunrise times for a given latitude and longitude.</li>
<li><a href="https://geocode.xyz/">Geocode.xyz</a> - Reverse Geocoding,
Forward Geocoding, Geoparsing API. Free requests throttled at 1 request
per second.</li>
weather radar and satellite data API.</li>
<li><a href="https://restcountries.com/">REST countries</a> - Get
country information via a RESTful API.</li>
<li><a href="https://sunrise-sunset.org">Sunrise and sunset</a> -
Provides sunset and sunrise times for locations.</li>
<li><a
href="https://developer.tomtom.com/api-explorer-index/documentation/product-information/introduction">TomTom</a>
- Geocoding, routing, traffic, and more.</li>
<li><a href="https://earthquake.usgs.gov/fdsnws/event/1/">USGS
earthquake data</a> - Search earthquake data by various parameters.</li>
<li><a href="https://developer.what3words.com/public-api">what3words</a>
- Converts 3-word addresses to coordinates.</li>
</ul>
<h3 id="collections">Collections</h3>
<p>Compilations and repositories of open geospatial datasets: - <a
@@ -407,11 +470,11 @@ href="https://github.com/awesomedata/awesome-public-datasets">awesome-public-dat
- An awesome repository full of open datasets from an abundance of
different categories. - <a href="https://freegisdata.rtwilson.com/">Free
GIS data</a> - Links to over 500 sites providing freely available
geographic datasets. - <a href="https://www.wri.org/data">WRI</a> -
World resources institute. - <a
geographic datasets. - <a
href="https://github.com/public-apis-dev/public-apis">Public APIs</a> -
A collective list of free APIs for use in software and web
development.</p>
A collective list of free APIs for use in software and web development.
- <a href="https://www.wri.org/data">WRI</a> - World Resources
Institute.</p>
<h2 id="notebooks">📒 Notebooks</h2>
<p>Some JavaScript notebooks to help you code:</p>
<h3 id="beginner">Beginner</h3>
@@ -504,65 +567,86 @@ World.</li>
<li><a href="https://github.com/mapbox/webgl-wind">Webgl Wind</a> - A
WebGL-powered visualization of wind power. Capable of rendering up to 1
million wind particles at 60fps.</li>
<li><a href="https://ec.europa.eu/statistical-atlas/viewer">Statistical
Atlas</a> - A leaflet-powered atlas showcasing Eurostat’s
statistics.</li>
<li><a href="https://shademap.app/">ShadeMap</a> - Every mountain,
building and tree shadow in the world simulated for any date and
time.</li>
<li><a href="https://climatearchive.org/">ClimateArchive</a> - An
interactive visualisation of climate model data across time and
space.</li>
<li><a href="https://www.oldmapsonline.org/">Old Maps Online</a> -
Browse historical places and search for old maps with timeline.</li>
<li><a href="https://www.chronotrains.com">chronotrains</a> - Where can
you go by train in 8h?</li>
</ul>
<h2 id="web-apps">🌐 Web apps</h2>
<p>Plug-and-play geospatial web apps:</p>
<ul>
<li><a href="https://anvaka.github.io/city-roads/">city roads</a> -
Render every single road in any city at once.</li>
<li><a href="https://kepler.gl/demo">Kepler</a> - A powerful open source
geospatial analysis tool for large-scale data sets.</li>
<li><a href="https://github.com/verma/plasio">Plasio</a> - Drag-n-drop
In-browser LAS/LAZ point cloud viewer.</li>
<li><a href="https://mapshaper.org/">mapshaper</a> - Online editor for
map data.</li>
<li><a href="http://app.geotiff.io/">geotiff.io</a> - GeoTIFF.io
provides quick access to easy-to-use raster processing.</li>
<li><a href="https://gisco-services.ec.europa.eu/image/">IMAGE</a> - An
easy-to-use tool for generating thematic maps.</li>
<li><a href="https://magrit.cnrs.fr/">magrit</a> - Magrit is an online
application for thematic mapping (cartography).</li>
<li><a href="https://storymap.knightlab.com/">StoryMap JS</a> - The Open
source alternative to ESRI’s Story map application.</li>
<li><a href="https://github.com/datawrapper/datawrapper">Datawrapper</a>
- Create charts, maps, and tables.</li>
<li><a href="https://github.com/maputnik/editor">Maputnik</a> - A free
and open visual editor for the Mapbox GL styles targeted at developers
and map designers.</li>
<li><a href="https://github.com/Azgaar/Fantasy-Map-Generator">Fantasy
Map Generator</a> - Free web application that helps fantasy writers,
game masters, and cartographers create and edit fantasy maps.</li>
<li><a href="https://github.com/umap-project/umap">uMap</a> - Lets you
create a map with OpenStreetMap layers and embed it in your site.</li>
<li><a href="https://github.com/anvaka/peak-map">Peak Map</a> - Allows
you to visualize elevation of any area on the map with filled area
charts (also known as a ridgeline).</li>
<li><a href="https://github.com/alyssaxuu/mapus">mapus</a> - Mapus is a
tool to explore and annotate collaboratively on a map.</li>
<li><a href="https://maponshirt.com">MapOnShirt</a> - A fun tool for
creating colorful designs from maps and turning them into T-shirts,
Posters, Cushions and more.</li>
Map Generator</a> - Free web application for creating and editing
fantasy maps.</li>
<li><a href="http://app.geotiff.io/">geotiff.io</a> - Provides quick
access to easy-to-use raster processing.</li>
<li><a href="https://gisco-services.ec.europa.eu/image/">IMAGE</a> -
Tool for generating thematic maps.</li>
<li><a href="https://kepler.gl/demo">Kepler</a> - A powerful open-source
geospatial analysis tool for large-scale datasets.</li>
<li><a href="https://magrit.cnrs.fr/">magrit</a> - An online application
for thematic mapping.</li>
<li><a href="https://mapshaper.org/">mapshaper</a> - Online editor for
map data.</li>
<li><a href="https://maponshirt.com">MapOnShirt</a> - Create colorful
designs from maps and turn them into products.</li>
<li><a href="https://github.com/maputnik/editor">Maputnik</a> - Free and
open visual editor for Mapbox GL styles.</li>
<li><a href="https://github.com/alyssaxuu/mapus">mapus</a> - Tool for
collaboratively exploring and annotating maps.</li>
<li><a href="https://github.com/anvaka/peak-map">Peak Map</a> -
Visualizes elevation of any area on the map with filled area
charts.</li>
<li><a href="https://github.com/verma/plasio">Plasio</a> - Drag-n-drop
in-browser LAS/LAZ point cloud viewer.</li>
<li><a href="https://storymap.knightlab.com/">StoryMap JS</a> -
Open-source alternative to ESRI’s Story Map application.</li>
<li><a href="https://topoexport.com">TopoExport</a> - Export 2D contour
lines and 3D topography using open-source datasets.</li>
<li><a href="https://github.com/umap-project/umap">uMap</a> - Create
maps with OpenStreetMap layers and embed them in your site.</li>
<li><a href="http://bboxfinder.com/">bboxFinder</a> - Helper page for
finding bbox values from a map.</li>
<li><a href="https://geojson.io/">geojson.io</a> - A quick, simple tool
for creating, viewing, and sharing spatial data.</li>
<li><a href="https://geojsonlint.com/">GeoJSONLint</a> - Use this site
to validate and view your GeoJSON.</li>
</ul>
<h2 id="colour-advice">🎨 Colour advice</h2>
<p>Colour usage is very important in data visualisation and cartography.
Here are some tools to help you choose the best colours for your
maps:</p>
<ul>
<li><a href="https://github.com/CartoDB/CartoColor">CartoColor</a> - A
set of custom color palettes built on top of standards for color use on
maps.</li>
<li><a href="https://gka.github.io/palettes/#/9">Chroma.js Color Palette
Helper</a> - Chroma.js-powered tool for mastering multi-hued, multi-stop
color scales.</li>
<li><a href="https://colorbrewer2.org/">ColorBrewer</a> - Colour advice
for maps, based on the research of Dr. Cynthia Brewer.</li>
for maps, based on Dr. Cynthia Brewer’s research.</li>
<li><a href="https://github.com/riatelab/dicopal.js">Dicopal.js</a> -
Discrete color palettes for JavaScript.</li>
<li><a href="https://github.com/riccardoscalco/textures">Textures.js</a>
- JavaScript library for creating SVG patterns, designed for data
visualization.</li>
<li><a
href="https://www.susielu.com/data-viz/viz-palette">viz-palette</a> -
This project is optimized for tweaking, copying, and pasting colors in
and out of JavaScript.</li>
<li><a href="https://gka.github.io/palettes/#/9">Chroma.js Color Palette
Helper</a> - This chroma.js-powered tool is here to help us mastering
multi-hued, multi-stops color scales.</li>
<li><a href="https://github.com/riatelab/dicopal.js">Dicopal.js</a> -
Discrete color palettes (hundreds of them!) for JavaScript.</li>
<li><a href="https://github.com/riccardoscalco/textures">Textures.js</a>
- JavaScript library for creating SVG patterns. Made on top of d3.js, it
is designed for data visualization. Textures are useful for the
selective perception of different categories.</li>
Tool optimized for tweaking, copying, and pasting colors in and out of
JavaScript.</li>
</ul>
<h2 id="icons">📍 Icons</h2>
<p>Icons to add to your GIS websites: - <a
@@ -609,6 +693,9 @@ Field.</li>
href="https://colorbrewer2.org/learnmore/schemes_full.html#qualitative">Color
use guidelines for mapping and visualization</a> - Cynthia A.
Brewer.</li>
<li><a href="https://geonetworks.github.io/">Geospatial Network
Visualization</a> - A collection of visualization techniques for
geospatial network data.</li>
</ul>
<h2 id="contributing">Contributing</h2>
<p>Contributions of any kind are welcome, just follow the <a
@@ -628,3 +715,6 @@ class="citation" data-cites="joewdavies">@joewdavies</span></a> on X
(formerly Twitter) or <a
href="https://github.com/joewdavies/awesome-frontend-gis/issues/new">open
a GitHub issue</a>.</p>
<p><a
href="https://github.com/joewdavies/awesome-frontend-gis">frontendgis.md
Github</a></p>