Haiku R1/beta2 has been released! running in VirtualBox on Ubuntu 20.04 linux

Improved HiDPI support
Deskbar improvements
New Input preferences
WebPositive improvements
Haiku’s built-in web browser, WebPositive, now uses a newer version of WebKit. Additionally, it contains a number of fixes to the Haiku backend, most notably to reserve significantly less memory, and to fix WebSockets, as well as a variety of crashes.
More ported software
Thanks to Haiku’s relatively robust POSIX compliance, as well as ports of open source GUI toolkits, even more pieces of popular open source software have been ported to Haiku since Beta 1 and are available in the package repositories.
NVMe support
Enhanced and stabilized XHCI (USB3) support

HAIKU is an open source operating system currently in development. Specifically targeting personal computing, Haiku is a fast, efficient, simple to use, easy to learn, and yet very powerful system for computer users of all levels. Additionally, Haiku offers something over other open source…