Open Database License
E886859
The Open Database License (ODbL) is a copyleft license designed specifically for databases, requiring that any public use, modification, or redistribution of the data remains similarly open and share-alike.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Open Database License canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10827885 — 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 Database License Context triple: [OpenStreetMap, license, Open Database License]
-
A.
Open Software License 3.0
Open Software License 3.0 is a copyleft open-source software license that permits free use, modification, and distribution of software while imposing conditions to protect authors’ rights and ensure source code availability.
-
B.
World Bank Open Data license
The World Bank Open Data license is a permissive data license that allows free access, use, and redistribution of World Bank datasets, typically with requirements for attribution and proper citation.
-
C.
Open Software License 2.1
Open Software License 2.1 is an earlier version of the Open Software License, a copyleft-style open source software license designed to govern the use, modification, and distribution of software.
-
D.
Nupedia Open Content License
The Nupedia Open Content License was a copyleft-style license created for the Nupedia encyclopedia project, allowing free use, modification, and redistribution of its articles under specific conditions.
-
E.
OpenLDAP Public License
The OpenLDAP Public License is a free, open-source software license used primarily for the OpenLDAP directory services project, with terms similar to other permissive licenses but tailored to that software.
- 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 Database License Target entity description: The Open Database License (ODbL) is a copyleft license designed specifically for databases, requiring that any public use, modification, or redistribution of the data remains similarly open and share-alike.
-
A.
Open Software License 3.0
Open Software License 3.0 is a copyleft open-source software license that permits free use, modification, and distribution of software while imposing conditions to protect authors’ rights and ensure source code availability.
-
B.
World Bank Open Data license
The World Bank Open Data license is a permissive data license that allows free access, use, and redistribution of World Bank datasets, typically with requirements for attribution and proper citation.
-
C.
Open Software License 2.1
Open Software License 2.1 is an earlier version of the Open Software License, a copyleft-style open source software license designed to govern the use, modification, and distribution of software.
-
D.
Nupedia Open Content License
The Nupedia Open Content License was a copyleft-style license created for the Nupedia encyclopedia project, allowing free use, modification, and redistribution of its articles under specific conditions.
-
E.
OpenLDAP Public License
The OpenLDAP Public License is a free, open-source software license used primarily for the OpenLDAP directory services project, with terms similar to other permissive licenses but tailored to that software.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
copyleft license
ⓘ
database license ⓘ open content license ⓘ |
| abbreviation | ODbL NERFINISHED ⓘ |
| appliesTo |
modification of databases
ⓘ
public use of databases ⓘ redistribution of databases ⓘ |
| author | Open Knowledge Foundation NERFINISHED ⓘ |
| category |
Legal tool for open data
ⓘ
Open data license ⓘ |
| governs |
contractual use of the database
ⓘ
copyright in the database contents ⓘ database rights ⓘ |
| hasClause |
Attribution
ⓘ
Notice ⓘ Share-Alike ⓘ |
| hasComponent |
Contractual License
ⓘ
Database Contents License NERFINISHED ⓘ Database Right License ⓘ |
| hasCopyleft | true ⓘ |
| hasGoal |
ensuring derivative databases remain open
ⓘ
promoting open access to databases ⓘ |
| hasVersion | 1.0 ⓘ |
| intendedFor |
database contents
ⓘ
databases ⓘ |
| isCompatibleWith | Open Data Commons Attribution License (ODC-By) in some contexts ⓘ |
| isFreeLicense | true ⓘ |
| isOpenLicense | true ⓘ |
| jurisdiction | worldwide ⓘ |
| latestVersion | 1.0 ⓘ |
| licenseModel | share-alike ⓘ |
| maintainedBy | Open Knowledge Foundation NERFINISHED ⓘ |
| partOf | Open Data Commons licenses NERFINISHED ⓘ |
| permits |
copying the database
ⓘ
distributing the database ⓘ modifying the database ⓘ using the database commercially ⓘ |
| publisher | Open Knowledge Foundation NERFINISHED ⓘ |
| releasedBy | Open Knowledge Foundation NERFINISHED ⓘ |
| releaseYear | 2009 ⓘ |
| replaced | Creative Commons Attribution-ShareAlike 2.0 for OpenStreetMap data NERFINISHED ⓘ |
| replacedLicenseFor | OpenStreetMap data ⓘ |
| requires |
crediting the source of the database
ⓘ
keeping the same license for derivative databases ⓘ |
| requiresAttribution | true ⓘ |
| requiresShareAlike | true ⓘ |
| usedBy | OpenStreetMap NERFINISHED ⓘ |
| website | https://opendatacommons.org/licenses/odbl/ ⓘ |
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 Database License Description of subject: The Open Database License (ODbL) is a copyleft license designed specifically for databases, requiring that any public use, modification, or redistribution of the data remains similarly open and share-alike.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.