Download Ajax Control Toolkit Zip May 2026

: Right-click your project in Visual Studio, select Manage NuGet Packages , search for "AjaxControlToolkit," and click install.

Browse to the AjaxControlToolkit.dll to populate the list with controls like CalendarExtender , Accordion , and ModalPopupExtender . ⚠️ Security & Versioning Note Download Ajax Control Toolkit zip

: To see the controls in your Visual Studio Toolbox: : Right-click your project in Visual Studio, select

: This is the modern standard for adding the toolkit to Visual Studio projects. You can install it via the Package Manager Console: Install-Package AjaxControlToolkit select Manage NuGet Packages

: Ensure your project targets .NET Framework 4.0 or higher , as recent versions of the toolkit do not support older frameworks.