Telerik UI for ASP.NET AJAX - Cover image

Visual Studio 2022 Support

The Most Comprehensive ASP.NET AJAX UI Library

Build Web Forms apps for any browser and device in half the time with the mature, yet continuously growing Telerik UI for ASP.NET AJAX library.

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30-day FREE trial. Free technical support and training during your trial. No credit card requred.

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ASP.NET AJAX UI components are also included in DevCraft bundles. Learn more.

ASP.NET AJAX Controls Background

120+ ASP.NET AJAX Controls

Full List of Controls

Key Features

120+ ASP.NET AJAX Controls

Build high-quality apps in half the time with robust, accessible and consistent ASP.NET AJAX UI components.

Full-featured Grid

Benefit from a high-performant ASP.NET AJAX Grid empowered with a solid set of features like paging, sorting, filtering, export and many more.

UI Customization with Built-in Tools

Control the visual appearance of Telerik UI for ASP.NET AJAX leveraging the built-in skins. You can either use the skins out-of-the-box or customize them.

Consistent API

Standardize your apps. Each ASP.NET AJAX UI component and its API are carefully crafted for quality and ease of customization.

High-Performant Components

Rely on outstanding performance, Telerik UI for ASP.NET AJAX 120+ fine-tuned controls are designed to work with a high volume of data.

Built-in Accessibility

Telerik UI for AJAX components support the latest accessibility standards, including WAI-ARIA best practices.

Award-winning Support

Get product updates and technical support from our award-winning team. Count on the team that stands behind ASP.NET AJAX components.

Documentation and Learning

Eliminate any obstacles or learning curves with our detailed documentation and solid collection of learning resources.

Friendly Licensing

Benefit from user-friendly, transparent licensing with no hidden fees. Each license is perpetual and comes with 1 year of maintenance and support.


Greatness—it’s one thing to say you have it, but it means more when others recognize it. Telerik is proud to hold the following industry awards.


Visual Studio Integration

Maximize your efficiency with the Telerik UI for ASP.NET AJAX extension for Visual Studio. The extensions handle major points in ASP.NET AJAX development, including project creation, conversion and configuration, project upgrade, common scenario page creation and toolbox configuration.

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Embedded Reporting

Transforming raw data into actionable insights is the core function of reporting. Simplify development workflow with intuitive embedded reporting tool that help developers to enable business users to easily create, edit and view reports on their own. Embed Reporting into Blazor, Angular, ASP.NET Core/MVC, ASP.NET AJAX and more apps. 

Visit the following pages for more information:

Learn more Telerik Reporting Explore Embedded Reporting for Business Users Check out Report Designers Check out Report Viewers
Embedded Reporting for Blazor

Virtual Classroom

Telerik Virtual Classroom provides step-by-step video tutorials for a variety of .NET and JavaScript products. It is the perfect place to get started with Telerik UI for ASP.NET AJAX and accelerate your onboarding process.

From installation to advanced features, this course equips you with the essential skills and knowledge to kickstart your ASP.NET AJAX journey.

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Document Processing Libraries (DPL)

The Telerik Document Processing is a set of libraries that provide a complete set of APIs, for manipulation of the most used flow, fixed and spreadsheet document formats for web and desktop .NET applications, including ASP.NET AJAX.

Visit the following pages for more information on the supported libraries: 

PDF Processing library Words Processing library Spread Processing library Spread Stream Processing library ZIP Library

Flexible Packaging Tailored to Your Needs

You can buy Telerik UI for ASP.NET AJAX controls package individually or as a part of the DevCraft bundle. If you want to be covered for all .NET and JavaScript technologies or need a reporting, mocking or testing solution, the DevCraft bundles offers the most value for money—and the most power.

Telerik UI for ASP.NET AJAX

Buy Telerik UI for ASP.NET AJAX

Buy the most comprehensive UI suite for building Web Forms apps for any browser and device in half the time.
See Pricing

Starting at $999

DevCraft Bundle

Buy DevCraft Bundle

Get the complete bundle of .NET controls, JavaScript components, reporting, automated testing and productivity tools.

See Pricing

Starting at $1,499

Support and Learning

Telerik toolsets for ASP.NET Web Forms and Core


Review of Telerik toolsets for ASP.NET Web Forms and Core

This guide aims to assist developers in familiarizing quickly with the overall idea of ASP.NET Web Forms and ASP.NET Core and what Telerik has to offer for both technologies. It also provides couple of fundamental steps for customers who’ve decided to create a new application based on ASP.NET Core, or modernize their existing Web Forms App by switching to a Core App.

Overview of Web Live Preview by Telerik UI for ASP.NET AJAX


First Look & Overview of Web Live Preview by Telerik UI for ASP.NET AJAX

Are you ready to find out what’s cooking on the ASP.NET Web Forms scene and how it will impact the web development in Visual Studio 2019 and beyond, and particularly the Telerik UI for ASP.NET AJAX suite? If you are curious to learn, check out this blog post.

Control Controls Property Telerik UI ASP.NET AJAX


Control.Controls Property | Telerik UI ASP.NET AJAX

This video will show you how to use the Control.Controls collection for ASP.NET Web Forms, to traverse down the Object tree in order to locate child controls. For more information on the topic covered in this video, please visit this page.

Frequently Asked Questions

  • What is ASP.NET AJAX architecture?
  • What is the composition of ASP.NET AJAX?
  • What’s the difference between Telerik WebForms and Telerik UI for ASP.NET AJAX?
  • How easy is it to get started with Telerik UI for ASP.NET AJAX components?

What's New with
Telerik UI for ASP.NET AJAX Components

Telerik UI for ASP.NET AJAX Chip-overview-370x200

Introducing Telerik UI for ASP.NET AJAX Chip

List items in stylish containers called chips or pills with the brand-new Telerik UI for ASP.NET AJAX Chip component. It allows effortless customizations with configurable options like size and theme color.

Telerik UI for ASP.NET AJAX ChipList-overview-370x200

New Telerik UI for ASP.NET AJAX ChipList Control

Commonly used for single or multiple selections, the new Telerik UI for ASP.NET AJAX ChipList represents a container of two or more individual Chip components that can be selected or removed.

Telerik UI for ASP.NET AJAX events

DOM Event in the Click and Double Click Event Arguments of ASP.NET AJAX TreeList

Telerik UI for ASP.NET AJAX TreeList click and double click event arguments are enriched with a reference to the underlying DOM (Document Object Model) event.

Industry-Leading Support

Expert and Timely Response

Get answers to any questions you have, even during your trial, directly from the developers who build Telerik UI for ASP.NET AJAX.

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Need Evaluation Help?

If you are not a developer or don't have time to thoroughly evaluate our product, send us your project requirements. We will evaluate your required features for you and let you know how our controls fit your needs.

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Next Steps

Launch demos

See the UI for ASP.NET AJAX in action and check how much they can do out of the box.

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Try Progress Telerik UI for ASP.NET AJAX with dedicated technical support.