Windows 10 Extreme Edition

Windows 10 XE (Short for Extreme Edition) is a largely improved version of Windows 10. It's in beta.

DirectX 7 Support
The First Beta already has support for DirectX 7 for older games. However. It is very unstable and incomplete and many games will crash often and it only fixes the Slow FPS in DirectX 7 and lower games.

New Paint 3D
The First Beta has a new version of Paint 3D. However. It is largely incomplete and can crash often.