Oracle VDI software is a connection broker

Connection broker

In software engineering, a connection broker is a resource manager that manages a pool of connections to connection-based resources such as databases or remote desktops, enabling rapid reuse of these connections by short-lived processes without the overhead of setting up a new connection each...

 that provides desktop virtualization to replace personal computers with virtual machines (VMs) on a server. Users can access these VMs though any RDP

Remote Desktop Protocol

Remote Desktop Protocol is a proprietary protocol developed by Microsoft, which provides a user with a graphical interface to another computer. The protocol is an extension of the ITU-T T.128 application sharing protocol. Clients exist for most versions of Microsoft Windows , Linux, Unix, Mac OS...

 client, or through the web via Sun Secure Global Desktop

Sun Secure Global Desktop

Oracle Secure Global Desktop software provides secure access to both published applications and published desktops running on Microsoft Windows, Unix, mainframe and System i systems via a variety of clients ranging from fat PCs to thin clients such as Sun Rays.-History:In 1993 the Santa Cruz...

 (SGD).

Oracle Corporation released Oracle VDI 3.2.2 on January 24, 2011. The product features tight integration with LDAP and Active Directory

Active Directory

Active Directory is a directory service created by Microsoft for Windows domain networks. It is included in most Windows Server operating systems. Server computers on which Active Directory is running are called domain controllers....

 for user authentication. When accessing a VM, the user is presented with an Oracle VDI login screen. Upon entering his credentials, the connection broker determines the correct VM for the user based on customizable policies. Once the VM has been determined it will be made available (resuming when suspended, starting when shut down) and the user is then redirected to the client OS or, if VirtualBox

VirtualBox

Oracle VM VirtualBox is an x86 virtualization software package, originally created by software company Innotek GmbH, purchased by Sun Microsystems, and now developed by Oracle Corporation as part of its family of virtualization products...

 is used as virtualization backend, the RDP server built into VirtualBox.

Main features

• Integration with LDAP or Active Directory for user authentication
• Integration of Sun Ray Server Software
  Sun Ray
  The Sun Ray from Oracle is a stateless thin client solution aimed at corporate environments, originally introduced by Sun Microsystems in September 1999...
  
   for VDI access through Sun Ray thin clients. No additional SRSS license is needed.
• Integration of Sun Secure Global Desktop
  Sun Secure Global Desktop
  Oracle Secure Global Desktop software provides secure access to both published applications and published desktops running on Microsoft Windows, Unix, mainframe and System i systems via a variety of clients ranging from fat PCs to thin clients such as Sun Rays.-History:In 1993 the Santa Cruz...
  
   (SGD) for remote access through a web interface.
• Choice of virtualization backend: VMware
  VMware
  VMware, Inc. is a company providing virtualization software founded in 1998 and based in Palo Alto, California, USA. The company was acquired by EMC Corporation in 2004, and operates as a separate software subsidiary ....
  
   vSphere, Microsoft Hyper-V
  Hyper-V
  Microsoft Hyper-V, codenamed Viridian and formerly known as Windows Server Virtualization, is a hypervisor-based virtualization system for x86-64 systems. A beta version of Hyper-V was shipped with certain x86-64 editions of Windows Server 2008, and the finalized version was released on June 26,...
  
   and Oracle VM VirtualBox
  VirtualBox
  Oracle VM VirtualBox is an x86 virtualization software package, originally created by software company Innotek GmbH, purchased by Sun Microsystems, and now developed by Oracle Corporation as part of its family of virtualization products...
  
   are supported
• Built-in RDP
  Remote Desktop Protocol
  Remote Desktop Protocol is a proprietary protocol developed by Microsoft, which provides a user with a graphical interface to another computer. The protocol is an extension of the ITU-T T.128 application sharing protocol. Clients exist for most versions of Microsoft Windows , Linux, Unix, Mac OS...
  
   support in VirtualBox can be used to remotely access operating systems that lack a built-in RDP server, such as Linux
  Linux
  Linux is a Unix-like computer operating system assembled under the model of free and open source software development and distribution. The defining component of any Linux system is the Linux kernel, an operating system kernel first released October 5, 1991 by Linus Torvalds...
  
  , or Windows 2000
  Windows 2000
  Windows 2000 is a line of operating systems produced by Microsoft for use on personal computers, business desktops, laptops, and servers. Windows 2000 was released to manufacturing on 15 December 1999 and launched to retail on 17 February 2000. It is the successor to Windows NT 4.0, and is the...
  
  )
• Oracle VM VirtualBox backend offers high performance through tight integration with Oracle's Unified Storage products

In 2008 VMware announced a similar integrated solution consisting of VMware VDI and Sun Ray Software solution.