Landmarks Applications - an innovative feature created by the Greenwich Village Society for Historic Preservation (GVSHP) that features the bi-monthly schedule for Landmark applications and their particulars.

Municipal Arts Society - Urban Planning Blog, stay current on New York City Urban Planning initiatives.

NYU 2031 NYU in NYC - NYU's updated refinements emerging from the planning process can be found on this NYU Plans 2031 site, launched on April 12, 2010

NY CityMap - A very well integrated interactive mapping system, that details City data on any address in New York City

Oasis NYC - An integrated mapping system, from The Center for Urban Research at the CUNY Graduate Center that provides colored overlays on block and lots areas delineating zoning districts, parks, historic locations, schools, etc.  Very helpful.