ISO Modification
Download ISO, updates
Official
Windows 10If you use Windows to access the website, it will redirect to the Download Tool; If you just want the ISO file, use another OS or spoof the User Agent.
Windows 11
MS Update Catalog
Alternative
File listYou need to use torrent to download the files.
Custom ISO
Tiny10 ⬇️Tiny11 ⬇️
Custom PE
Jayro's LockpickBob.Omb's Modified Win10PE
Tools for modifying
MSMG ToolkitWinToolKit ⬇️
NT Lite