You can start with a 30-day free trial that provides a temporary license key to test premium features.
After selecting your plan, you will:
: This method is officially documented for open-source setups . 2. For Commercial or Trial Use
A CKEditor 5 license key is a unique alphanumeric string provided to commercial customers. It serves as a digital signature that authenticates your software build with CKEditor's ecosystem. What the Key Activates ckeditor 5 license key
If your project is compatible with the license, you do not need a unique key. You can simply use the string 'GPL' in your configuration. Key : 'GPL' Usage : javascript
CKEditor offers different tiers of commercial licenses depending on the size of your organization and your specific technical requirements: Free Tier / Growth Plan
Instead of hardcoding a string, develop a utility that dynamically resolves the license key based on your environment. This ensures you remain compliant with CKEditor 5 Licensing without exposing production keys in development. 1. Configuration Strategy You can start with a 30-day free trial
import ClassicEditor from '@ckeditor/ckeditor5-build-classic';
The commercial license is designed to remove GPL restrictions, provide access to a powerful suite of premium features, and offer dedicated support. It is the right choice for most commercial, proprietary projects that don't want to be bound by the GPL's "viral" nature.
| Scenario | Result | |----------|--------| | Open-source (GPL) build | ✅ Works fine, no key needed | | Premium features (self-hosted) | ❌ Editor throws an error or shows a watermark | | Commercial license missing | ❌ Illegal distribution; legal risk | For Commercial or Trial Use A CKEditor 5
If you're unsure which licensing model fits your project, tell me:
Your license key was registered for app.mycompany.com , but you are trying to use it on test.mycompany.com or localhost . Fix: