What license is this? about quokka HOT 4 OPEN

Quokka is licensed under a three clause BSD License. It basically means: do whatever you want with it as long as the copyright in Quokka sticks around, the conditions are not modified and the disclaimer is present. Furthermore you must not use the names of the authors to promote derivatives of the software without written consent.

*this is the same license that Flask uses

from quokka.

@therealmarv It appears to be the 3-Clause BSD License.

from quokka.

Also check this website: https://tldrlegal.com/license/bsd-3-clause-license-%28revised%29

from quokka.

Maybe you should look to that:
https://github.com/rochacbruno/quokka/blob/master/LICENSE

from quokka.