Directory

Modular JavaScript library for bespoke, data-driven web graphics: scales, axes, shapes, layouts, geo projections, transitions and DOM selections

Québec's shared open-data portal where provincial ministries and municipalities publish datasets under a Creative Commons Attribution licence

Geocoding API and spreadsheet service for the US and Canada with batch processing and data appends such as census, districts and time zones

Google's commercial suite of mapping APIs: maps and Street View embedding, Places, Geocoding, Routes and Distance Matrix, billed per request

Hexagonal hierarchical geospatial indexing system from Uber with a C core and bindings for Python, JavaScript, Java and SQL engines

Lightweight open-source JavaScript library for interactive tile-based web maps with markers, vector layers and a large plugin ecosystem

Commercial mapping platform with vector tiles, map styling, geocoding, directions and SDKs for web, iOS and Android, billed by usage

Open-source vector-tile map renderers for web (GL JS) and native platforms, forked from Mapbox GL and governed by a community organisation

Read-only query service for OpenStreetMap data using the Overpass QL language, available on public instances or self-hosted