Visual Studio Extension

• To install the ASP.NET AJAX Control Toolkit run the new installer from DevExpress.com:


• Accept the License Agreement and the AJAX Control Toolkit will be installed for each supported Microsoft Visual Studio version installed (check the Documentation page for supported versions list).


• After the installation is over, create new ASP.NET Web Forms project in Visual Studio:


• To show the AJAX Control Toolkit controls in the Toolbox select any .aspx page in the Solution Explorer:


• Once you drag any of the Toolkit controls on the page, an assembly reference is added to the project automatically, and the AJAX Control Toolkit assembly is registered on the page:

Note: TagPrefix is autogenerated field and can be changed according to your needs.

NuGet package

Note: NuGet packages do not provide Toolbox integration

• Create new ASP.NET Web Forms project in Visual Studio (as described above)

• Open "Manage NuGet packages..." dialog:


• As the dialog window appears select "Online" on the left and type in "Ajax Control" to find the AJAX Control Toolkit package:


• Click "Install". After the package is installed an assembly reference will be added to the project automatically:


• Open an .aspx page and register assembly for this page:


Note: TagPrefix can be changed according to your needs.


Last edited May 22, 2015 at 4:29 PM by IlyaKhD, version 7