VirtualBox 3.0.2 Build 49928

Presently, VirtualBox runs on Macintosh, Windows, and Linux 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.

VirtualBox is being actively developed with frequent releases and has an ever growing list of features, supported guest operating systems and platforms it runs on.

Major Features:

1. Enterprise-Class Open Source Desktop and Laptop Virtualization  
   • Downloaded by more than 11.5 million users.
   • Licensed in an Open Source Edition under GPLv2.
   • Requires no license keys or registration.
   • Source code and binaries available for download.
   • Optimize your desktops with virtualization.
2. Runs Multiple Operating Systems Concurrently on the Same Computer  
   • Hosts: Solaris OS, Windows, Linux, Mac OS X.
   • Guests: Supports practically any x86-based OS.
   • Enables you to use your platform of choice, eliminating tradeoffs.
   • Works concurrently on programs for different platforms simultaneously.
   • Unified Windows package for installation on 32-bit or 64-bit platforms.
3. Export/Import Virtual Appliances  
   • Supports Open Virtualization Format (OVF) appliances to interoperate with other virtualization platforms.
   • Create and export your own appliances.
   • Download and import 3rd party appliances.
4. Open APIs and Modular Design Enable Customization  
   • Open architecture exposes APIs via local or remote Web services interfaces.
   • Supports both GUI and CLI commands.
   • Supports advanced USB devices.
   • Ideal for custom solutions or as system components.
5. High Performance Virtual Machines  
   • Hypervisor performance enhancements for SMP.
   • Handles up to 32 vCPUs.
   • Delivers high-performance virtual hardware for guest operating systems.
   • 32-bit and 64-bit guest platforms.
   • Enables guest platforms to run at near-native speeds.
6. Rich Host/Guest Integration  
   • Optimal performance whether hardware supports Virtualization Extensions (VT-x/AMD-V) or not.
   • Guest Additions software enables faster, more seamless virtual experience.
   • Seamless windows coexist alongside native host applications.
   • Shared Folders move documents and files between host and guest systems.
   • Intuitive and natural blend of multiple platforms and applications improves efficiency.
7. Comprehensive Hardware and Device Support  
   • Enhanced USB support.
   • Advanced Configuration and Power Interface (ACPI) support shows host power levels.
   • VESA Virtual Display Adapter is augmented with custom resolutions.
   • NICs support NAT or bridged configurations.
   • USB 2.0 with filter control limits which host devices the guest can see.
   • Multiscreen resolutions allow guest displays to span monitors.
   • 3D graphics acceleration for OpenGL applications on Windows, Linux, and Solaris OS guests.
   • SCSI disk controller support alongside IDE and SATA.
8. Remote Access to Guest Virtual Machines  
   • Flash-based RDP client allowing remote, browser-based access to the consoles of virtual machines.
   • Delivers boot-level remote access to guests.
   • Enables you to access your virtual machines from anywhere.
9. Snapshots Provide State Views  
   • Saves multiple snapshots of the state of virtual machines.
   • Lets you easily revert to known good states.
10. High Security Architecture  
    • Military-spec architecture ensures a secure, multi-platformed desktop.
    • No interference between virtual machines.
    • Zero data leakage between virtual machines.
11. Enterprise Features  
    • Supports all mainstream Enterprise desktop platforms.
    • Supports centralized storage servers via iSCSI.
    • Powerful scripting tools to manage virtual machines.
    • Enterprise Subscriptions now available delivering the assurance of round the clock support.
12. Graphics  
    • Direct 3D support for Windows guests.
    • Open GL for all types of guests.

Enhancements:

• VMM: fixed network regressions (guest hangs during network IO) (bug #4343)
• VMM: guest SMP performance improvements
• VMM: fixed hangs and poor performance with Kaspersky Internet Security (VT-x/AMD-V only; bug #1778)
• VMM: fixed crashes when executing certain Linux guests (software virtualization only; bugs #2696 & #3868)
• ACPI: fixed Windows 2000 kernel hangs with IO-APIC enabled (bug #4348)
• APIC: fixed high idle load for certain Linux guests (3.0 regression)
• BIOS: properly handle Ctrl-Alt-Del in real mode
• iSCSI: fixed configuration parsing (bug #4236)
• OVF: fix potential confusion when exporting networks
• OVF: compatibility fix (bug #4452)
• NAT: fixed crashes under certain circumstances (bug #4330)
• 3D support: fixed dynamic linking on Solaris/OpenSolaris guests (bug #4399)
• 3D support: fixed incorrect context/window tracking for multithreaded apps
• Shared Folders: fixed loading from saved state (bug #1595)
• Shared Folders: host file permissions set to 0400 with Windows guest (bug #4381)
• X11 host and guest clipboard: fixed a number of issues, including bug #4380 and #4344
• X11 Additions: fixed some issues with seamless windows in X11 guests (bug #3727)
• Windows Additions: added VBoxServiceNT for NT4 guests (for time synchronization and guest properties)
• Windows Additions: fixed version lookup
• Linux hosts: workaround for buggy graphics drivers showing a black VM window on recent distributions (bug #4335)
• Linux hosts: fixed typo in kernel module startup script (bug #4388)
• Installer: support Pardus Linux
• Solaris hosts: several installer fixes
• Solaris host: fixed a preemption issue causing VMs to never start on Solaris 10 (bug #4328).
• Solaris guest: fixed mouse integration for OpenSolaris 2009.06 (bug #4365)
• Windows hosts: fixed high CPU usage after resuming the host (bug #2978)
• OVF: accept ovf:/disk/ specifiers with a single slash in addition to ovf://disk/ (bug #4452)
• Fixed a settings file conversion bug which sometimes caused hardware acceleration to be enabled for virtual machines that had no explicit configuration in the XML.