Oliver Tonnhofer


The Other PostGIS Import Tool


Imposm is an open source tool that imports OpenStreetMap data into PostGIS databases.

Imposm is fast and flexible. It supports custom database schema and can generalize complex geometries for efficient rendering.

The presentation will show you how Imposm works and in which ways it differs from osm2pgsql. You will also learn about the status of the upcoming Imposm 3 release, which will feature diff support and performance improvements.

About the author

Oliver Tonnhofer is the lead developer of Imposm and MapProxy. He is also co-founder of Omniscale, a German IT firm specialized in fast geographical maps and the acceleration of existing geospatial data infrastructure.