PostgreSQL

Atlas

Modern collaborative mapping platform for teams. Create, share, and analyze maps together.

Alternative to Google Maps Platform

CARTO

Cloud-based platform for spatial data science and location intelligence analytics.

Alternative to ArcGIS

Felt

Collaborative web-based mapping platform. Create beautiful maps together in your browser.

Alternative to ArcGIS, Google Maps Platform

GeoDjango

OSS

Django's geographic web framework for spatial models, queries, and GIS web apps.

GeoNode

OSS

Open-source web platform for managing, publishing, and sharing geospatial data.

Alternative to ArcGIS

Nominatim

OSS

Open-source geocoding with OpenStreetMap data. Powers search on openstreetmap.org.

Alternative to Google Maps Platform, HERE Technologies

Martin

OSS

Blazing fast and lightweight PostGIS, MBtiles and PMtiles tile server written in Rust.

Alternative to Mapbox

OpenMapTiles

OSS

Open vector tile schema and Docker toolchain for self-hosted OSM basemaps.

Alternative to Mapbox, Google Maps Platform

PostGIS

OSS

Spatial database extender for PostgreSQL. Adds support for geographic objects and spatial queries.

Alternative to ArcGIS

osm2pgsql

OSS

Import OpenStreetMap data into a PostgreSQL/PostGIS database for map rendering and analysis.

pgRouting

OSS

Routing algorithms — Dijkstra, A*, TSP, VRP — as SQL functions inside PostGIS.

Alternative to HERE Technologies, TomTom