: Go to the My Organizations tab, then select Downloads .

The is the primary developer toolkit for extending and customizing ArcGIS Desktop (ArcMap) and ArcGIS Engine. Because ArcGIS Desktop was officially retired on March 1, 2026 , obtaining and installing this legacy SDK requires navigating specific My Esri portal steps rather than a simple public download. How to Download ArcObjects SDK 10.8 Full Version

: Approximately 550 MB for the .NET SDK and 250 MB for the Java SDK. ArcObjects SDK 10.8.x system requirements

: Sign in with your global Esri account. Your account must be linked to an organization with a valid license for ArcGIS Desktop or ArcGIS Engine.

: Look for "ArcGIS Desktop" or "ArcGIS Engine" in the product list and click View Downloads .

: Visual Studio 2017 and 2019 are officially supported. While it can be installed on a machine with Visual Studio 2022, you will lose integrated project wizards and Add-In templates.

The "full" SDK is not hosted on public mirrors; it is exclusively available to licensed users through the .