Zyvor·GuestKit
GuestKit vs libguestfs + virt-v2v

Not just convert it. Prove it will boot.

libguestfs + virt-v2vthe usual toolkit
guestfishshell into a disk
virt-inspectorOS inventory
virt-customizeedit an image
virt-v2vconvert to KVM
Appliance VMboots to read a disk
No boot scorefind out at power-on
No sign-offno cutover record
Scriptsglue for each check
GuestKitassurance first
doctorboot score + blockers0-100
plan applyfixes with rollbackplan
passportsigned cutover proofEd25519
Actionfail the CI jobCI
One engine for scoring, repair, certification and launch, so the CI gate, the Passport and the QEMU launch all use the same evidence.
Disk accessRust engine over qemu-nbd or loop mounts, no appliance VM
ReadinessA 0-100 first-boot score with the blockers explained
EvidenceSigned Cutover Passport and a CI gate on the same score
Choose libguestfswhen you need its broad filesystem coverage or virt-v2v's full conversion
github.com/zyvorai/zyvor-guestkitlibguestfs, VMware and Hyper-V are trademarks of their respective owners