Hi Jose,
Thanks for contacting Syncfusion support.
You can start using the Flutter packages, find below the getting started links for your reference,
Please find the getting started link for Flutter charts below. For checking other Flutter widgets,
The License key registration is no longer required for Syncfusion Flutter from version 18.3.0.x. So, there is no need to generate or register Syncfusion Flutter license keys in your Flutter projects.
Refer the below documentation for more information,
Please let us know if you have any further queries.
Regards,
Manikandaprabu.T