VirtualBox v6.0 Beta 3 is released. VirtualBox is a general-purpose full virtualizer for x86/x64 hardware. Targeted at server, desktop and embedded use, it is now the only professional-quality virtualization solution that is also Open Source Software.

VirtualBox v6.0 Beta 3 Changelog:
OCI integration: exporting a VM is now possible from the command line interface (VBoxManage)
OCI integration: all virtualized shapes are supported, e.g. VM.Standard2.*
Devices/graphics: enable support for VMSVGA graphics device emulation by default
VBoxManage: support for DHCP options
Windows guests: support VMSVGA in the Windows Additions
In addition, the following items were fixed and/or added:
Serial: allow changing the serial port attachment while the VM is running (bug #6115)
Linux hosts: support Linux 4.20 (thank you Larry Finger)
Linux guests: support Linux 4.20 (thank you Larry Finger)
Linux guests: support VMSVGA in the Linux and X11 Additions

Download: VirtualBox v6.0 Beta 3
Source: Here