Data Attribution & Licensing
AGMT is built with open-source tools and open data. We're grateful to the communities and organisations that make this possible.
Core Technologies
| Technology | Role |
|---|---|
| Leaflet | Interactive map rendering. |
| OpenStreetMap | Base map tiles and global street data. © OpenStreetMap contributors. |
| DuckDB-Wasm | Local in-browser database engine for fast, private analysis. |
OS Open UPRN (Leicester City)
⚖️
This tool incorporates OS Open UPRN data, specifically filtered to Leicester City boundaries.
Contains OS data © Crown copyright and database right 2025 and GeoPlace data © Local Government Information House Limited copyright and database right 2025, licensed under the Open Government Licence v3.0.
OpenStreetMap
Map data © OpenStreetMap (opens in a new tab) contributors, available under the Open Data Commons Open Database License (ODbL) (opens in a new tab).
Overpass API
Street and address queries outside the Leicester City UPRN dataset use the Overpass API, a read-only API for OpenStreetMap data.