Below are some of the GIS resources available through Columbia University and Esri, and in the greater New York metropolitan area.

    Columbia University

• Socioeconomic Data and Applications Center (SEDAC)
• CU Spatial Data Catalog
• Digital Social Science Center       
• Center for Spatial Research
• Urban Design Lab

     Esri

• Information on free/discounted Esri Unlimited E-Learning courses
• ArcGIS Online Help
• ArcGIS 10.5.x System Requirements
• Esri Support Page
  Links to patches, scripts, and technical documents

Greater NY Metro-Area GIS Organizations and Associations

• New York City Arc User Group       
• Northeast Arc Users Group
• GeoDev Meetup Group - Northeast
• NYC Geospatial Information System and Mapping Organization (GISMO)
• Urban and Regional Information Systems Association (URISA)