r0ak ("roak") is the Ring 0 Army Knife -- A Command Line Utility To Read/Write/Execute Ring Zero on for Windows 10 Systems
SpecuCheck is a Windows utility for checking the state of the software mitigations and hardware against CVE-2017-5754 (Meltdown), CVE-2017-5715 (Spectre v2), CVE-2018-3260 (Foreshadow), and CVE-2018-3639 (Spectre v4)
Simpleator ("Simple-ator") is an innovative Windows-centric x64 user-mode application emulator that leverages several new features that were added in Windows 10 Spring Update (1803), also called "Redstone 4", with additional improvements that were made in Windows 10 October Update (1809), aka "Redstone 5".
(unofficial) Hyper-V® Development Kit
WNF Utilities 4 Newbies (WNFUN)