Fediafeida is an awesome artists featured on deviantart where he keeps on giving themes, visual styles based on Windows frequently. Here is the next Windows 8 Visual Style Theme for Windows 7 for those who can’t test Windows 8 but wanna taste it.
You can have a look of Windows 7 dekstop after applying this Windows 8 Visual Style:
This theme is in beta and is being improved as per user’s feedback. You too can point out any bug or improvement so needed on deviantart.
Download the Windows 8 theme for Windows 7. How to apply this Visual Style: Either patch uxtheme files using UxTheme patcher or Install UxStyle to enable support for such third party visual styles or themes.