Description: Mapserver is an open source platform for publishing spatial data and interactive mapping applications to the web. It enables users to quickly build web mapping applications that leverage data from PostgreSQL/PostGIS, GeoJSON, and other sources.
Type: software
Pricing: Open Source
Description: OpenStreetMap is a free, open-source, crowd-sourced map of the world. Volunteers collect map data using GPS devices, aerial imagery, local knowledge, and other free sources to create and update the map database.
Type: software
Pricing: Open Source