I, Taifun, puravidaapps.com attest that I am the author of the free extensions listed below and grant that MIT has a non-exclusive
irrevocable license to republish these extensions as part of the project file for the purposes of MIT App Inventor Hackathon 2020.
Available Free Extensions to use in the Hackathon
Paid Extensions, which are excluded from using in the Hackathon
This work by Pura Vida Apps
is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License
with attribution (name=Pura Vida Apps and link to the source site) required.