Links tagged “gis”

epsg.io

Searchable directory of coordinate reference systems, with map previews and coordinate transformation between them.

geoalchemy-2.readthedocs.io

Documentation for GeoAlchemy 2, SQLAlchemy extensions for working with spatial databases, with primary support for PostGIS.

github.com

Node.js library that streams map tiles from sources such as geographic data formats to sinks such as file systems; no longer actively maintained.

blog.patricktriest.com

Tutorial building a geospatial API for an interactive Game of Thrones map, with Node.js, PostgreSQL/PostGIS and Redis caching.

carto.com

CARTO's site, a cloud platform for spatial analysis, mapping and location-intelligence apps running directly on a data warehouse.

nominatim.openstreetmap.org

Demo search interface for Nominatim, OpenStreetMap's geocoder, turning place names and addresses into coordinates and back.

opendata.arcgis.com

A searchable catalogue of open geospatial datasets published by governments and organisations, now part of Esri's ArcGIS Hub.

fr.wikipedia.org

Article encyclopédique sur la directive INSPIRE de 2007, qui organise une infrastructure européenne d’information géographique pour le partage des données environnementales.

geojson.org

Home of GeoJSON, the JSON-based format for encoding geographic data structures, standardised as RFC 7946.

data.iledefrance.fr

Open data portal of the Île-de-France region, publishing datasets, visualisations and an API over regional public data.

gisgraphy.com

An open source geocoder built on OpenStreetMap and GeoNames data, offering geocoding, reverse geocoding and point-of-interest search as self-hosted or hosted web services.