Key features of the Resource Centers include

• Product Documentation: Find complete and comprehensive product documentation designed to get users started with the full suite of ArcGIS products and technologies. Learn about product functionality and supported platforms and environments.
• Free Content: Connect to a variety of free, ready-to-use datasets hosted by Esri. Combine with local map data to create customized maps and leverage online datasets to minimize acquisition costs.
• Communities: Visit discussion forums, blogs, and code galleries that provide an environment designed to facilitate interaction and idea exchange between ArcGIS user groups. Browse and download samples and upload personal code to share with the community.
• Live Samples: View working examples of applications, then copy the code for use in projects. These are currently available in the JavaScript and Flex software development kits (SDKs).
• Online SDKs: Find help and examples for a range of development platforms and languages. SDKs are frequently updated with new and improved content.

See also Esri Resource Centers.