OpenPlans
OpenPlans is a nonprofit dedicated to building tools that facilitate civic action and make governments more transparent. OpenPlans believes that easy-to-use, smart technology can empower citizens to tackle urban planning issues more effectively.
Project for Public Spaces
Features placemaking tools including downloads, images, and city commentaries.
Transportation Alternatives
Crashstat maps of NYC street accidents, information about active campaigns, and walking and cycling resources.
The Municipal Art Society - Planning Center
Event information and publications regarding community-based planning. Features the Community Information Technology Initiative (CITI) project that provides a wealth of data on New York City land use.
Traffic Calming
More information about traffic calming, including its history, types of measures, and effects.