Open Virtualization Format
E339028
Open Virtualization Format is an open standard for packaging and distributing virtual appliances and virtual machines across different virtualization platforms.
All labels observed (3)
| Label | Occurrences |
|---|---|
| OVF | 1 |
| OVF 1.0 | 1 |
| Open Virtualization Format canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3244825 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Open Virtualization Format Context triple: [VirtualBox, supportsImportExportFormat, Open Virtualization Format]
-
A.
oVirt
oVirt is an open-source virtualization management platform that provides enterprise-grade management of virtual machines, hosts, storage, and networks.
-
B.
Hypervisor framework
Hypervisor framework is Apple’s low-level virtualization API on macOS that lets developers create and manage virtual machines and run guest operating systems efficiently on Apple hardware.
-
C.
VirtualBox
VirtualBox is a popular open-source virtualization platform that allows users to run multiple operating systems simultaneously on a single physical machine.
-
D.
QEMU
QEMU is an open-source machine emulator and virtualizer that enables running operating systems and programs for one hardware platform on another.
-
E.
VMX
VMX is a vector processing extension to the PowerPC architecture designed to accelerate multimedia, signal processing, and other parallelizable computations.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Open Virtualization Format Target entity description: Open Virtualization Format is an open standard for packaging and distributing virtual appliances and virtual machines across different virtualization platforms.
-
A.
oVirt
oVirt is an open-source virtualization management platform that provides enterprise-grade management of virtual machines, hosts, storage, and networks.
-
B.
Hypervisor framework
Hypervisor framework is Apple’s low-level virtualization API on macOS that lets developers create and manage virtual machines and run guest operating systems efficiently on Apple hardware.
-
C.
VirtualBox
VirtualBox is a popular open-source virtualization platform that allows users to run multiple operating systems simultaneously on a single physical machine.
-
D.
QEMU
QEMU is an open-source machine emulator and virtualizer that enables running operating systems and programs for one hardware platform on another.
-
E.
VMX
VMX is a vector processing extension to the PowerPC architecture designed to accelerate multimedia, signal processing, and other parallelizable computations.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
open standard
ⓘ
virtualization file format standard ⓘ |
| abbreviation |
Open Virtualization Format
self-linksurface differs
ⓘ
surface form:
OVF
|
| abbreviationOf |
Distributed Management Task Force
ⓘ
surface form:
DMTF
|
| basedOn | XML schema ⓘ |
| category |
file formats
ⓘ
open standards ⓘ virtualization ⓘ |
| containerFormat | OVA ⓘ |
| defines |
metadata for virtual machine configuration
ⓘ
portable package for virtual machines ⓘ product and licensing metadata ⓘ virtual disk references ⓘ virtual hardware requirements ⓘ |
| designedFor |
interoperability between virtualization platforms
ⓘ
vendor-neutral virtual machine packaging ⓘ |
| developedBy | Distributed Management Task Force ⓘ |
| feature |
checksum-based integrity checking via manifest
ⓘ
digital signing of packages ⓘ hardware independence ⓘ support for licensing terms metadata ⓘ support for product branding information ⓘ |
| fileExtension |
.ova
ⓘ
.ovf ⓘ |
| governingBody |
Distributed Management Task Force
ⓘ
surface form:
DMTF Virtualization Management Initiative
|
| hasVersion |
Open Virtualization Format
self-linksurface differs
ⓘ
surface form:
OVF 1.0
OVF 2.0 ⓘ |
| includes |
descriptor file
ⓘ
manifest file ⓘ optional certificate file ⓘ virtual disk image files ⓘ |
| purpose |
distributing virtual appliances across different virtualization platforms
ⓘ
distributing virtual machines across different virtualization platforms ⓘ packaging virtual appliances ⓘ packaging virtual machines ⓘ |
| relatedStandard |
Open Container Initiative
ⓘ
surface form:
Open Container Format
|
| standardizedBy |
Distributed Management Task Force
ⓘ
surface form:
DMTF
|
| status | open, royalty-free standard ⓘ |
| supports |
multiple virtual disks per virtual machine
ⓘ
multiple virtual machines in a single package ⓘ virtual appliances ⓘ virtual machines ⓘ |
| usedBy |
System Center Virtual Machine Manager
ⓘ
surface form:
Microsoft System Center Virtual Machine Manager
VirtualBox ⓘ
surface form:
Oracle VM VirtualBox
VMware products ⓘ various cloud and virtualization platforms ⓘ |
| uses | XML ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Open Virtualization Format Description of subject: Open Virtualization Format is an open standard for packaging and distributing virtual appliances and virtual machines across different virtualization platforms.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
OVF
this entity surface form:
OVF 1.0