Open Software License 3.0
E155918
copyleft license
open-source license
permissive free software license with copyleft-style conditions
software license
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.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Open Software License 3.0 canonical | 4 |
| OSL-3.0 | 2 |
| Open Software License | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1368254 — 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 Software License 3.0 Context triple: [Magento, license, Open Software License 3.0]
-
A.
Apache License 2.0
Apache License 2.0 is a permissive open-source software license from the Apache Software Foundation that allows broad use, modification, and distribution of licensed code with minimal restrictions.
-
B.
Apache License 1.1
Apache License 1.1 is an older, permissive open-source software license from the Apache Software Foundation that preceded and was later replaced by Apache License 2.0.
-
C.
GNU General Public License
The GNU General Public License is a widely used free software license that guarantees users the freedoms to run, study, share, and modify software while requiring that derivative works remain similarly open.
-
D.
GNU Lesser General Public License
The GNU Lesser General Public License is a free software license that allows developers to use and integrate covered software libraries into their own programs, including proprietary ones, under certain copyleft conditions.
-
E.
MIT License
The MIT License is a widely used, permissive free software license that allows reuse with minimal restrictions, including in proprietary 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 Software License 3.0 Target entity description: 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.
-
A.
Apache License 2.0
Apache License 2.0 is a permissive open-source software license from the Apache Software Foundation that allows broad use, modification, and distribution of licensed code with minimal restrictions.
-
B.
Apache License 1.1
Apache License 1.1 is an older, permissive open-source software license from the Apache Software Foundation that preceded and was later replaced by Apache License 2.0.
-
C.
GNU General Public License
The GNU General Public License is a widely used free software license that guarantees users the freedoms to run, study, share, and modify software while requiring that derivative works remain similarly open.
-
D.
GNU Lesser General Public License
The GNU Lesser General Public License is a free software license that allows developers to use and integrate covered software libraries into their own programs, including proprietary ones, under certain copyleft conditions.
-
E.
MIT License
The MIT License is a widely used, permissive free software license that allows reuse with minimal restrictions, including in proprietary software.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
copyleft license
ⓘ
open-source license ⓘ permissive free software license with copyleft-style conditions ⓘ software license ⓘ |
| aimsToEnsure | continued availability of source code ⓘ |
| approvedBy | Open Source Initiative ⓘ |
| author | Lawrence Rosen ⓘ |
| category | copyleft open-source software license ⓘ |
| compatibleWith | some other open-source licenses under certain conditions ⓘ |
| containsClause |
choice of law and venue
ⓘ
limitation of liability ⓘ network use and distribution conditions ⓘ patent grant ⓘ patent retaliation ⓘ warranty disclaimer ⓘ |
| draftedBy | Lawrence Rosen ⓘ |
| ensures | recipients receive rights to copy, modify, and distribute under the same license ⓘ |
| governs |
distribution of software
ⓘ
modification of software ⓘ use of software ⓘ |
| grantsRight |
to copy the licensed software
ⓘ
to distribute original or modified versions of the software ⓘ to modify the licensed software ⓘ to use the licensed software for any purpose ⓘ |
| hasCopyleftStrength | file-level or similar copyleft ⓘ |
| hasPredecessor | Open Software License 2.1 ⓘ |
| hasVersionNumber | 3.0 ⓘ |
| imposesCondition |
license termination upon violation of terms
ⓘ
requirements on distribution of executable versions ⓘ requirements on providing source code or written offer for source ⓘ |
| isFreeSoftwareLicense | true ⓘ |
| isOSIApproved | true ⓘ |
| legalJurisdiction | often interpreted under United States law ⓘ |
| licenseTextLanguage | English ⓘ |
| partOfLicenseFamily |
Open Software License
ⓘ
linked to:
Open Software License 3.0
|
| protects | authors’ moral and economic rights to some extent ⓘ |
| publicationMedium | online legal text ⓘ |
| requires |
distribution of modifications under the same license in many cases
ⓘ
distribution of source code or access to source code for copies and derivatives under certain conditions ⓘ preservation of copyright notices ⓘ preservation of license notices ⓘ |
| restricts | removal of attributions and notices in source code and documentation ⓘ |
| shortName |
OSL-3.0
ⓘ
linked to:
Open Software License 3.0
|
| spdxIdentifier |
OSL-3.0
ⓘ
linked to:
Open Software License 3.0
|
| usedFor | licensing open-source software projects ⓘ |
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 Software License 3.0 Description of subject: 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.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Open Software License 3.0
linked to: Open Software License 3.0
linked to: Open Software License 3.0
subject linked to:
Community Edition