Syncfusion [new] Free License -

Unlike "freemium" models that water down features, Syncfusion gives you the full buffet:

Unlike many "free tiers" that offer restricted versions of a product, the Syncfusion Free Community License gives you the full Essential Studio Enterprise Edition : syncfusion free license

That is the primary threshold. If you are: you must purchase a commercial license.

Organizations with an annual budget of less than $1 million USD are also eligible. syncfusion free license

License holders receive all new version releases and bug fixes.

You cannot be an enterprise (Fortune 500, government, or large multinational). If you are a small consulting firm billing $800k/year, you are welcome. The moment your revenue crosses the $1M line, you must purchase a commercial license.