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2026

Archived version 1 of 2. This is how the model read before it was corrected. It is shown read only. The current version is here.

Blue Oak Model License 1.0.0

Also known as Blue Oak Model License 1.0.0, BlueOak-1.0.0.

Commercial use
allowed
Share alike
not required
Attribution
required (keep the copyright and license notices)
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Canonical URI https://dalicc.net/licenselibrary/BlueOak-1.0.0

Permissions

  • Change license from the text Replacing the license of the work, or of an adaptation, with another license, or changing its terms.

    Duties

    • Use a compliant license from the text Choosing a replacement license that stays compliant with the terms of the original license.
  • Charge distribution fee from the text Charging a fee for the act of providing a copy of the work to someone else.
  • Charge license fee from the text Charging a fee for granting someone a license to the work.
  • Commercial use from the text Using the work to generate income, directly or indirectly, for example by selling it or by using it in advertising.
  • Derivative works from the text Distributing an adaptation of the work and making it available to the public.
  • Derive from the text Creating a new work from the work, such as a translation, adaptation or arrangement of it or of a part of it.

    Duties

    • Notice from the text Notice: keeping the license and copyright notices with every copy.
  • Display from the text Showing the work to the public without making a copy the viewer keeps.
  • Distribute from the text Providing copies of the work to the public or to anyone else.

    Duties

    • Notice from the text Notice: keeping the license and copyright notices with every copy.
  • Modified works from the text Distributing a modified version of the work that does not amount to a new, derivative work.
  • Modify from the text Altering the work, for example by updating it, without creating a new work; an alteration that creates a new work is Derive.

    Duties

    • Notice from the text Notice: keeping the license and copyright notices with every copy.
  • Patent grant from the text Granting a license under the patent claims that a contributor holds and that the contribution necessarily infringes.
  • Present from the text Performing the work in public, including by broadcast or other communication to the public.
  • Reproduce from the text Making copies of the work in any form.

Prohibitions

This license states no prohibitions.

License-wide duties

This license states no duties that apply to the work as a whole.

Further terms

These are the things the license says about itself beyond the acts it permits, forbids and requires: when it ends, how long there is to put a breach right, which law governs it, and so on. A term that comes from the DALICC vocabulary links to its definition.

Cure period
30 days
Terminates on breach
Yes

Clauses

Warranty disclaimer

As far as the law allows, this software comes as is, without any warranty or condition, and no contributor will be liable to anyone for any damages related to this software or this license, under any kind of legal claim.

Additional clauses

In order to receive this license, you must agree to its rules. The rules of this license are both obligations under that agreement and conditions to your license. You must not do anything with this software that triggers a rule that you cannot or will not follow. If anyone notifies you in writing that you have not complied with [Notices](#notices), you can keep your license by taking all practical steps to comply within 30 days after the notice. If you do not do so, your license ends immediately. No contributor can revoke this license.

Info

Target asset types
Software
Region / jurisdiction
Worldwide
Validity
Perpetual
Source
https://spdx.org/licenses/BlueOak-1.0.0.html
Legal code
https://blueoakcouncil.org/license/1.0.0
This description is published under
https://dalicc.net/licenselibrary/CC-BY-4.0
Publisher
Blue Oak Council
SPDX identifier
BlueOak-1.0.0 on the SPDX license list
DALICC identifier
BlueOak-1.0.0

This record is published under CC BY 4.0. Credit it as: DALICC License Library, DALICC - Verein zur Förderung der Rechtssicherheit in der Datenbewirtschaftung, https://dalicc.net, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). The license it describes belongs to its publisher.

History

This license model has 2 versions. Version 2 is the one served today; every earlier version keeps its own address, so a conclusion drawn from one of them can still be checked against it.

  1. Version 2 current2026-09-24 Giray Havur

    The changes since version 1 recorded which sentence of the text each statement rests on and named the license the record itself is published under.

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    6 changes

    • changed permission dalicc:ChangeLicense with duties [dalicc:compliantLicense]

      was permission dalicc:ChangeLicense with duties [dalicc:compliantLicense]

      Manual edit The statement is marked as a library convention, family rule 15: Permissive records permit relicensing: the text does not state it in as many words. Its duty dalicc:compliantLicense is marked as a library convention, family rule 15: Permissive records permit relicensing.

    • changed permission dalicc:patentGrant

      was permission dalicc:patentGrant

      Manual edit The statement now quotes the sentence of the licence text it rests on: "Each contributor licenses you to do everything with this software that would otherwise infringe any patent claims they can license or become able to license."

    • changed permission odrl:derive with duties [cc:Notice]

      was permission odrl:derive with duties [cc:Notice]

      Manual edit Its duty cc:Notice quotes "You must ensure that everyone who gets a copy of any part of this software from you, with or without changes, also gets the text of this license or a link to <https://blueoakcouncil.org/license/1.0.0>."

    • changed permission odrl:distribute with duties [cc:Notice]

      was permission odrl:distribute with duties [cc:Notice]

      Manual edit Its duty cc:Notice quotes "You must ensure that everyone who gets a copy of any part of this software from you, with or without changes, also gets the text of this license or a link to <https://blueoakcouncil.org/license/1.0.0>."

    • changed permission odrl:modify with duties [cc:Notice]

      was permission odrl:modify with duties [cc:Notice]

      Manual edit Its duty cc:Notice quotes "You must ensure that everyone who gets a copy of any part of this software from you, with or without changes, also gets the text of this license or a link to <https://blueoakcouncil.org/license/1.0.0>."

    • added dct:license <https://creativecommons.org/licenses/by/4.0/>

      Manual edit Every record is published under CC BY 4.0. cc:license names the record DALICC keeps of that licence; dct:license now names it by the address Creative Commons publishes it at, so that a consumer matching the canonical IRI finds it.

  2. Version 1

    Created from the license text on 2026-09-15 (Permissive: MIT, ISC and BSD-like).

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Every change names the reason behind it: a finding of the content review, one of its library-wide decisions, the metadata that review wrote onto every record, or a hand edit. None of it is legal advice.

Nothing on this page is legal advice. What a license means is decided by its text; ask a legal advisor before you rely on it.