What's New

What's New 2025 Q4

Telerik UI for ASP.NET AJAX: IDE-Integrated AI Coding Assistant

The new Telerik AI Coding Assistant is specifically trained on the Telerik UI for ASP.NET AJAX component library to ensure developers get production-quality code when working in their favorite IDE. It’s like having an extra team member who:

• Automates repetitive tasks such as generating code for adding new and configuring existing components.
• Finds answers to questions from the API documentation and other knowledge repositories.
• Troubleshoots problems related to the component libraries.

See Telerik UI for ASP.NET AJAX AI Coding Assistant documentation

Add Voice Input to Your WebForms App with the Speech-To-Text Button

The new Telerik UI for ASP.NET AJAX Speech-To-Text Button enables seamless voice input in your applications. Users can start and stop speech recognition with a simple click, while the component captures spoken words and emits events with the results. You can customize its appearance by adjusting size, fill mode, color, border radius, and icon so that it matches your app’s design.

See Telerik UI for ASP.NET AJAX Speech-To-Text Button demo

Document Processing Libraries (DPL) Enhancements in 2025 Q4

The Telerik Document Processing Library (DPL) continues to expand its AI and file-processing capabilities, giving developers more flexibility and smarter ways to work with documents.

• AI Coding Assistant now supports all Document Processing Libraries: WordsProcessing, SpreadProcessing, SpreadStreamProcessing, and ZIP Library, enabling AI-powered code suggestions across all document types.
• GenAI-powered Document Insights for SpreadProcessing: Query and summarize Workbook content using AI, making it easier to extract insights and interact with spreadsheets.
• Extended Digital Signature Support for PdfProcessing: Sign document hashes externally and leverage TimeStamp servers for enhanced security and compliance.
• Export to JSON for SpreadProcessing: Export Workbook data to JSON format, enabling seamless integration with other systems and data workflows.

See Telerik Document Processing Libraries 2025 Q4 release notes

What's New 2025 Q3

Securing Apps with a New One-Time Password (OTP) Input Control in ASP.NET AJAX

Enhance application security with the new Telerik UI for ASP.NET AJAX OTP Input. Simplifying multi-factor authentication, the OTP Input control is designed to streamline one time password entries. It ensures a seamless and secure verification process, giving users confidence while safeguarding your application from unauthorized access.

The brand-new Telerik UI for ASP.NET AJAX OTP Input is fully customizable in size, style, and format so it can adapt effortlessly to any design.

See Telerik UI for ASP.NET AJAX OTP Input demo

New Series Pattern Support in Telerik UI for ASP.NET AJAX Charts

The Telerik UI for ASP.NET AJAX Charts now support pattern fills for chart series, giving you another way to customize the look and feel of your data visualizations. Patterns make it easier to visually differentiate chart series, especially in scenarios where colors alone aren’t enough, thus ensuring your charts remain clear, accessible, and easy to interpret.

See Telerik UI for ASP.NET AJAX Charts series patterns demo

Document Processing Libraries (DPL) Enhancements in 2025 Q3

We've introduced a new Telerik Document Processing AI Coding Assistant trained on the Telerik Document Processing Library. The new AI Coding Assistant automates repetitive tasks, provides instant answers from documentation, and helps troubleshoot component-related issues.

• WordsProcessing: Unlock smarter document handling with new AI-powered querying and summarization, making it easier to extract insights from RadFlowDocuments.
• PdfProcessing: Ensure compliance and accessibility with enhanced PDF generation, including Tagged PDF support and compatibility with key standards (PDF/UA-1, PDF/A-1a, PDF/A-2a, PDF/A-3a). 
• SpreadProcessing: Enjoy sharper, more accurate text rendering with a new SKIA-based text measurer that supports ligatures, kerning, and contextual shaping for .NET Standard.

See Telerik Document Processing Libraries 2025 Q3 release notes