Overture is free and open map data. modular, extensible schemas. stable IDs for the world. location grounding for AI systems. shared infrastructure. global, cross-sector collaboration. an invitation to build together.
A platform for bringing together tech companies, mapping organizations, government agencies, open data communities, and researchers to build open, reliable, and interoperable map data infrastructure.
Why Overture?
Collaborative Map Building
Overture incorporates map data from multiple sources, including member organizations, authoritative sources, and open data communities. Together, we build map data that no single organization could produce alone.
Global Entity Reference System
GERS provides stable, unique IDs that link the same real-world entities across datasets. Combine data from different sources without manual reconciliation, and join your own data to the world's map without ambiguity.
Quality Assurance Processes
Overture data undergoes validation to detect errors, breakage, and vandalism. Our quality processes help ensure the data is reliable enough for production systems.
Structured Data Schema
Overture defines a common, extensible schema across multiple data themes. Build map and AI products on a shared, open foundation.
