General:
* Permissive: implies allowing freedom or liberty.
* Authoritative: implies officially granted permission.
* Formal: indicates a written document granting permission.
* Legal: implies a document that grants lawful permission.
Specific to certain types of licenses:
* Creative: for creative works like music or software.
* Driving: for operating a vehicle.
* Professional: for a professional occupation.
* Open-source: for software that is freely available.
Figurative:
* Unbridled: implies unrestrained freedom.
* Unrestrained: implies lack of limits or boundaries.
* Licentious: implies excessive freedom, often associated with immorality.
To choose the best adjective, consider the specific context in which you are using the word "license."