Discover the main concepts and people involved with Indoor GML and Indoor Mapping and Navigation.


IndoorGML is an OGC standard for an open data model and XML schema for indoor spatial information. It aims to provide a common framework of representation and exchange of indoor spatial information. IndoorGML focuses on modelling indoor spaces for navigation purposes.

Indoor Mapping and Navigation Pilot

This pilot, sponsored by the Public Safety Communications Research Division of NIST, will create and advance solutions to complex geospatial challenges related to indoor mapping and navigation for first responders.

2022 Digital Twin spatial standards survey

SSSI Spatial Digital Twin Special Interest Group (SDT-SIG) conducted an industry survey on geospatial standards for Spatial Digital Twin (SDT).