Update: They just open-sourced it https://github.com/Floorp-Projects/Floorp-private-components
cross-posted from: https://kbin.melroy.org/m/foss@beehaw.org/t/170330
See also https://forum.endeavouros.com/t/floorp-going-closed-source/52783
Welp, the message you’ve cross-posted was since edited to include
Edit: They claim they will make that part open source too, eventually, and it is due to behavior of another browser: https://github.com/Floorp-Projects/Floorp-core/issues/62
It appears they just did, as of a few minutes ago while I was looking into it
Here is the now open private components repo under the CC BY-NC-SA 4.0 license
And I forked it just to be sure