General: added support for OS X hosts

General: added support for AMD64 hosts

General: signed all executables and device drivers on Windows

GUI: added user interface for Shared Folders

GUI: added context menu for network adapters

GUI: added VM description field for taking notes

GUI: always restore guest mouse pointer when entering VM window (Windows host)

GUI: added configuration options for clipboard synchronization

GUI: improved keyboard handling on Linux hosts

GUI: added first run wizard

GUI: improved boot device order dialog

GUI: auto-resize did not work after save/restore

GUI: restore original window size when returning from fullscreen mode

GUI: fixed screen update when switching to fullscreen mode

GUI: the size of the VM window was sometimes resetted to 640x480

GUI: added localizations

GUI: fixed size report of ISO images greater than 4GB

GUI: various minor improvements

VBoxManage: added convertdd command

API: automatically start and terminate VBoxSVC on Linux and OS X hosts

VMM: increased startup performance due to lazy memory allocation

VMM: significantly increased maximum guest memory size

VMM: fixed issues with V86 mode

VMM: support V86 extensions (VME)

VMM: support guests with a full GDT

VMM: fixed boot hangs for some Linux kernels

VMM: improved FreeBSD and OpenBSD support

VMM: improved performance of guests that aggressively patch kernel code (very recent Linux 2.6 kernels)

VMM: added workaround for a design flaw in AMD AM2 CPUs where the timestamp counter shows large differences among CPU cores

VMM: fixed Linux guests with grsecurity

VMM: fixed issue on 2G/2G Linux kernels (even 1G/3G kernels should work)

VMM: fixed Linux detection of Local APIC on non-Intel and non-AMD CPUs

VMM: timing improvements with high host system loads (VM starvation)

VMM: experimental AMD SVM hardware virtualization support now also handles real and protected mode without paging

VMM: added system time offset parameter to allow for VMs to run in the past or future

VMM: provide an MPS 1.4 table if the IOAPIC is enabled

VRDP: allow binding the VRDP server to a specific interface

VRDP: added support for clipboard synchronization

VRDP: fixed problems with OS X RDP client

VRDP: added support for multiple simultaneous connections to one VM

VRDP: added support for MS RDP6 clients (Vista)

Storage: experimental support for VMDK images (writethrough mode only, no snapshots yet)

Storage: raw host disk support, including individual partitions

IDE: improve CHS geometry detection

IDE: fixed problem that only one VM could open an immutable image

NAT: allow more than one card configured for NAT networking

NAT: pass first entry in DNS search list (Linux host) or primary DNS suffix (Windows host) as domain name in DHCP

NAT: support UDP broadcasts, which enables using Windows shares

NAT: only warn if the name server could not be determined, no fatal error anymore

NAT: fix a potential problem with incorrect memory allocation

Internal Networking: fixed issue on Windows hosts

Host Interface Networking: fixed sporadic crashes on interface creation/destruction (Windows host)

Host Interface Networking: reworked TAP handling for Linux 2.6.18+ compatibility

PXE: show error for unsupported V86 case

PXE: small fix for parsing PXE menu entry without boot server IP

Network: fixed network card hang after save/restore

USB: rewrote Windows USB handling without the need for a filter driver

USB: possible to steal arbitrary devices in Windows

Serial: added serial ports with support for named pipes (local domain sockets) on the host

Audio: fixed problem with ALSA on Linux before 2.6.18 blocking other ALSA clients on the system

Audio: fixed problem with ALSA on AMD64 hosts

Input: fixed PS/2 mouse detection in Win 3.x guests

Shared Folders: fixed VM save/restore behaviour

Shared Folders: functionality and stability fixes

Shared Folders: allow non admin users to map folders

Additions: added clipboard synchronization

Windows Additions: fixed dynamic resolution changes after save/restore

Windows Additions: added AMD PCNet driver for Windows Vista guests (with kind permission from AMD)

Linux Additions: fixed a dependency problem which caused the vboxadd kernel module sometimes start after the X server

Linux Additions: make VBox version visible in Linux modules with modinfo

Linux Additions: make X11 guest video driver accept arbitrary X resolutions

Linux Additions: make X11 setup work if /tmp uses a separate file system

Linux Additions: better support unknown distributions

Linux Installer: force a non-executable stack for all binaries and shared libraries

Linux Installer: make it work on SELinux-enabled systems

Linux Installer: ship VBoxTunctl