OpenStreetMap

Francois555 has commented on the following diary entries

Post When Comment
Web version - mobile version - how long does it take? 11 months ago

Thank you for your comments, I will ask OSM via email.

San Francisco building footprint data completed 12 months ago

Good job, guys!!! Did you use any (semi)automatic tools for extracting the buildings? Or how did you do it? It seems like a lot of work!