https://wccftech.com/macos-big-sur-beta-10-is-now-available-with-more-fixes/

Apple's macOS Big Sur beta 10 is now available for developers and testers for download featuring more bug fixes.

Apple has released the tenth beta of macOS Big Sur to developers. It's been probably a thousand years since the OS has been in pre-release state signaling towards the fact that the final release might finally be nearing.