YouAreAnIdiot HTML5 Edition
I saw noone had made an HTML5 copy of YouAreAnIdiot, that was originally made with Adobe Flash...

Tiny 10 x64
A really small Windows clone made by NTDev...

Windows 11 Rectified
Community-made Windows 11 clone! It has better UI, removes additional bloatware and every OOBE question...

Windows 10 Enterprice LTSC
An official, business build of Windows 10 1809.