Although Windows 8 Pre Beta a Developer's Preview is available for user's to download from the Microsoft MSDN Website. The Pre Beta version may not be stable and may cause errors to your regular machine. Its highly recommended not to install the pre beta version on productive machines. To download yourself a copy of the Developer's Preview please go to Windows 8 Developer's Preview ISO Downloads
This article will show you how to install the Metro UI of windows 8 on to your windows 7 operating systems. The steps are easy and quick.
This is how my Windows 7 desktop looks like. This is as similar to the Windows 8 UI. You can modify or alter the settings of the tiles as per your requirements. You can get your gmail or hotmail account live on the tiles. Internet Explorer, Picture slides, Computer and many more. Apart from this you will also get all the restart, sleep, logoff and shutdown buttons right on this interface. So what are you waiting for just follow the steps below :
Step 1. First download a copy of Rain meter on your Windows 7 OS according to your 32 or 64 bit system.
Step 2. If its in a Zip file, normally it won't if you download it from the rain meter website itself. But if its in a Zip file, extract those and install as per instructions available.
Step 3. After you are done installing, Download the theme Omnimo 3.1 skin for rain meter.
Step 4. Extract the file and double click on omnimo.rmskin and follow the instructions accordingly.
Step 5. Once you are done installing the theme or skin as well. Kindly configure the tiles as per your requirements. That's it you are done installing the Windows 8 Metro UI on Windows 7.