If you're developing with Visual Studio, you might also find the ArcObjects SDK through:
: Log in to the My Esri portal using an account with software download permissions. arcobjects sdk 10.8 download
If you are a GIS developer looking to customize ArcMap or build standalone GIS applications, downloading and installing the is a critical first step. This SDK provides the library of Component Object Model (COM) components that form the foundation of ArcGIS Desktop. If you're developing with Visual Studio, you might