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I wrote up a few options on how to preserve Flash projects here: https://rhizome.org/editorial/2020/dec/21/flash-preservation/
At the bottom of that page you have the option to donate so Rhizome can upsize its emulation infrastructure to keep bringing Flash to the web.
Server run by the main developers of the project 
It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!
@despens perhaps Adobe should finance this project after pushing their proprietary format to everyone.