Windows 8.1 Enterprise is similar to Windows 8.1 Pro but it comes with a few extra features such as Windows To Go creator, Start Screen control, Direct Access, App locker, etc.
English Versions :
Download Windows 8.1 Enterprise x86 iso file
Download Windows 8.1 Enterprise x64 iso file
Microsoft Windows 8.1 Enterprise Preview Free Edition is available in 13+ languages i.e. English UK, English US, French, German, Japanese, Korean, Portuguese (Brazil), Russian, Spanish, Swedish, Turkish, Arabic (Saudi Arabia), Chinese (Simplified), Chinese (Taiwan) and Windows 8.1 Enterprise Preview Version is also available in 64-bit (x64) and 32-bit (x86) versions. According to Microsoft, Windows 8.1 Enterprise Preview Edition will be expired on January 14, 2014.