A license key is a unique string that is used to validate your use of Syncfusion components. Without a valid license key, your application may not function properly or may display a licensing error message. Generating a license key ensures that you are using the components in accordance with Syncfusion's licensing terms and allows you to take advantage of features such as:
using Syncfusion.Licensing;
In the pop-up, select the latest version (e.g., v24.x for 2026 release cycle or the specific v31+ version).
Syncfusion requires you to register the key programmatically at the application entry point. This process varies slightly by platform.
To generate and update your Syncfusion license key, log in to your and navigate to the Downloads & Keys section under your dashboard. License keys are version-specific , so you must regenerate a new key whenever you upgrade to a different major version of Essential Studio. 🔑 How to Generate a License Key
No discussion of Syncfusion’s licensing is complete without mentioning their Community License. This model allows individual developers and small companies (with less than $1 million USD in annual revenue and fewer than five users) to use the full suite for free.
(e.g., UI Edition, Document SDK, or Enterprise Edition) from the dropdown. For v30.x.x or earlier : Select your version and choose the specific (e.g., React, ASP.NET Core, Blazor). Get License Key again to generate the string. Key Registration Tips Version Matching : License keys are version-specific
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