InnoTek VirtualBox is a general-purpose full virtualizer for x86 hardware. Targeted at server, desktop and embedded use, it is now the only professional-quality virtualization solution that is also Open Source Software. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open Source Software under the terms of the GNU Public License (GPL). Presently, VirtualBox runs on Windows and Linux 32-bit hosts and supports a large number of guest operating systems including but not limited to Windows (NT 4.0, 2000, XP, Server 2003, Vista), DOS/Windows 3.x, Linux (2.4 and 2.6), and OpenBSD.
Changelog:
* Windows Installer: fixed installation on Windows 2000 hosts
* Windows Installer: proper warning when installing a 32-bit VirtualBox version on 64-bit Windows and vice versa
* Linux Installer: no longer require license acceptance during install, instead at first GUI startup (addresses issues with hanging installer on Debian based distributions)
* GUI: added user registration dialog
* GUI: fixed crashes on 64-bit Linux hosts
* GUI: several fixes and improvements to seamless mode
* GUI: fixed DirectDraw mode with certain video cards (e.g. Intel i915)
* GUI: fixed incorrect guest resolution after leaving fullscreen mode
* GUI: improved keyboard handling on Linux host
* GUI: show fatal VM aborts aka "Guru Meditation"
* GUI: fixed crashes due to a display update race condition on some systems
* GUI: added ACPI shutdown option to the VM close dialog
* GUI: NLS improvements
* BIOS: fixed floppy boot menu
* BIOS: expose the VM UUID in the DMI/SMBIOS area
* VGA: fixed CGA video modes
* VGA: fixed 8-bit DAC handling (Solaris setup)
* VMM: fixed issue with VT-x on Windows 64-bit hosts
* VMM: improved compatibility with Linux KVM
* VMM: fixed issues with Fedora 8 guests
* VMM: fixed fatal errors while installing Windows guests when using AMD-V
* VMM: fixed sporadic hangs when minimizing VM window and using VT-x/AMD-V
* VMM: fixed high load of ksoftirq on tickless Linux hosts
* VMM: fixed Windows 2000 guests hangs related to IRQ sharing
* VMM: fixed sporadic errors during openSUSE 10.3 installation
* VMM: fixed issue with Linux 2.6.23 guests
* VMM: fixed issues with Solaris guests
* VMM: fixed stability issue related to incorrect relocations
* Serial: significantly reduced CPU utilization
* Network: fixed issues with FreeBSD guests
* Network: added MII support
* Network: improved MAC address handling
* Network: added PXE release logging
* IDE: large reads from CD could exceed the I/O buffer size
* Audio: load ALSA dynamically on Linux (i.e. do not fail when ALSA is not present)
* VRDP: support additional RDP clients (SunRay, WinConnect, Mac OS X)
* VRDP: fixed issues when client color depth is higher than server color depth
* VRDP: make PAM authentication service name configurable
* VRDP: increased stack size to deal with stack consuming PAM library calls
* Additions: various fixes and enhancements to clipboard handling
* Windows Additions: fixed issues with Additions on NT 4 guests
* Windows Additions: added support for 8-bit video modes
* Windows Additions: allow specifying custom resolutions for secondary screens
* Windows Additions: several fixes and improvements for DirectDraw
* Windows Additions: improved the mouse filter driver compatibility with other mouse drivers
* Linux Additions: several fixes and enhancements to Shared Folders
* Linux Additions: added support for X.org Server 1.4
* Shared folders: fixed MS Powerpoint access issues (Linux host)
* API: fixed RPC_E_CHANGED_MODE startup error on Windows hosts * API: fixed SMP race condition on Linux hosts
* API: fixed stability issues on Windows hosts in low memory conditions