Organizations that haven't yet moved to Windows 10 should consult MAP Toolkit for possible or planned Win10 Deployments.
If your Windows runtime needs drivers added, you'll also want to add Custom Drivers to WinRE so your recovery environment works, too.
I suggest numerous tools or utilities for inclusion in a periodic Win10 disk cleanup checklist, to keep trash and obsolete file at bay.
NTFS Fsutil cleans up excess old transactions. You can also use it to show you how much disk space transaction info and logs consume.
The list of free Microsoft Press eBooks July 2017 is truly staggering in its size (252 titles) and range of coverage (17 topic categories). Check it out!
If you use the Vssadmin command line utility to inspect your drives, you'll see that Win10 Volume Shadow Copies may need cleanup!
When Windows Update not only hangs but resists repair, WUMT rescues Win10 Release Preview (and other) installations.
A recent comparison shows that the built-in Disk Cleanup beats CCleaner post-Win10-upgrade: it's faster and it also does a deeper clean.
Uwe Sieber's excellent tool DriveCleanup clears stale Win10 storage metadata, so Device Manager shows what's present on your PC, and no more.
A cool new feature in the latest Insider Preview suggests that Virtual Disk Image Galleries in Win10 will be coming in Creators Update 2.
In a June 30 document from the Windows IT Center, MS Gives Fall Creators Update 1709 Label, thereby pegging the next Win10 release to September 2017.