Long Term Servicing Branch (2016) for Windows 10 developed by Microsoft:
Enterprise LTSB is a long-term support version of Windows 10 Enterprise released every 2 to 3 years. They are supported with security updates for 10 years after their release, and intentionally receive no feature updates. Some features, including the Windows Store and bundled apps, are not included in this edition.
The Windows 7, 32-bit image includes all Windows Updates as of Feb 18, 2014 as well as Microsoft Office 2013. This image makes use of Clonezilla and Tuxboot for deployment.
The Windows 7, 64-bit image includes all Windows Updates as of July 24, 2014 as well as Microsoft Office 2013. This image makes use of Clonezilla and Tuxboot for deployment.
Windows 7 has several built-in tools to help with application compatibility and Windows XP applications should be installed directly on Windows 7. Windows XP Mode runs some older productivity applications that may not run otherwise on Windows 7.