ArcObjects is the core platform of software components used to build and extend the ArcGIS family of products that includes the ArcGIS Desktop applications, ArcGIS Engine, and ArcGIS Server.

This area of the EDN Documentation Library focuses on ArcObjects-based development. Here you&qout;ll find the ArcObjects API reference library, object model diagrams, technical documents, and conceptual materials related to version 9.1.

Use the table of contents on the left to navigate the Help system.