Resilio Sync (formerly BitTorrent Sync) uses a modified BitTorrent codebase to do much of what Firefox Send does, without user accounts or registration or even

Resilio Sync (formerly BitTorrent Sync) uses a modified BitTorrent codebase to do much of what Firefox Send does, without user accounts or registration or even an email address. It would be nice to build this kind of functionality directly into and around BitTorrent proper. That being said, I use Resilio Sync as a free user on multiple platforms and like the product.