GIS leaders Esri highlights OpenDataPhilly:

Through the OpenDataPhilly website, the City of Philadelphia, Pennsylvania, now provides access to over 100 datasets, applications, and APIs containing authoritative regional information on a wide variety of topics. The site includes a series of map services built with ArcGIS technology from Esri that offer data and imagery related to census tracts, political wards, crime incidents, hydrology, evacuation routes, bicycle networks, and more.

Deb Boyer of Azavea noted a few new open data projects added to the site this week: