Is there any software for synchronizing cloud services with a USB flash drive?

Question

Data storage

I would like there to be synchronization in both directions between the flash drive and cloud storage.
Since I actively use Linux and most often use Dropbox for it, I am primarily interested in this service, but I will be glad to hear something about Google Drive, One Drive and Mega.

Answer 1

there is no
mount software vendor directly into the flash drive
, there are 2-3 Sync, but paid, also cloudy, dregs in general