For Angular/React/Vue: Import the license module and call the registration method in your main entry file (e.g., app.ts or main.js ).

This typically indicates that the license key has not been correctly applied to your build.

Place the key in an environment variable (never hard-code it). Then pass it via the DefinePlugin :

: Newer keys typically work for older versions of the software. How to Get Your Key

DevExtreme is a popular HTML5-based framework for building cross-platform, high-performance applications. It offers an extensive collection of UI widgets, data processing tools, and a wide range of additional tools to make development easier and faster. However, to unlock the full potential of DevExtreme, you need a valid license key. In this article, we will delve into the world of DevExtreme, explore the benefits and drawbacks of using the free version, and provide a comprehensive guide on how to obtain and use a DevExtreme license key.

Disclaimer: Licensing terms change. Always refer to the official DevExpress EULA and your subscription details for definitive legal guidance.

Unlicensed Version of DevExtreme This application is running a trial version of DevExtreme components. To remove the "Trial Version" text, watermarks, and pop-up warnings, please purchase a commercial license and apply the key to your configuration.

If you downloaded DevExtreme via npm ( devextreme and devextreme-aspnet ), you are likely using the MIT version. If you downloaded the Unified Installer or use DevExtreme for ASP.NET Core, you likely need a commercial key.

This is the most common point of confusion.

Many developers struggle with where to put the key, how to verify it works, or what the "watermark" means. This guide walks you through everything you need to know about DevExtreme licensing.

Body: A valid DevExtreme license key grants your team access to the complete suite of high-performance UI components for React, Vue, Angular, and jQuery. By purchasing a license, you not only unlock the full feature set—including advanced DataGrids, Charts, and Form widgets—but you also ensure your project remains compliant and supported.