VMware Inc - (Freeware)
Sharing data between host computer and virtual machine is very much possible with VMware Player which makes all very easy.
VMware Player is a software program that allows having multiple operating systems on one computer using more virtual machines. It helps to easy operate any virtual machine created by VMware Workstation, VMware Fusion, VMware Server or VMware ESX, as well as Microsoft Virtual Server virtual machines or Microsoft Virtual PC virtual machines.
With this tool it is possible to create virtual machines and install an operating system without leaving the main system.This program can be very interesting to go from one OS to another to test the compatibility of professional software or for beta testers who can work easily on a given and contained in a virtual machine configuration.
* Japanese localization  A localized version of VMware Player is now available in Japanese for Windows hosts.
* Smart card support for Linux guests  Smart cards are now experimentally supported with Linux guests.
* Unity mode on Linux guests  Although support for Unity mode on Linux guests is still experimental, repainting of application windows is much improved.
* 3-D graphics  Additional improvements have been made to improve 3-D performance on Windows XP guests.