NASA Open Source Agreement 1.3

This is a reading of the license NASA Open Source Agreement 1.3. It covers Software. Version 2 of the model.

1. What you may do

This license permits the following.
Charge distribution fee. Charging a fee for the act of providing a copy of the work to someone else.
Commercial use. Using the work to generate income, directly or indirectly, for example by selling it or by using it in advertising.
Derivative works. Distributing an adaptation of the work and making it available to the public.
Derive. Creating a new work from the work, such as a translation, adaptation or arrangement of it or of a part of it.
Display. Showing the work to the public without making a copy the viewer keeps.
Distribute. Providing copies of the work to the public or to anyone else.
Modified works. Distributing a modified version of the work that does not amount to a new, derivative work.
Modify. Altering the work, for example by updating it, without creating a new work; an alteration that creates a new work is Derive.
Patent grant. Granting a license under the patent claims that a contributor holds and that the contribution necessarily infringes.
Present. Performing the work in public, including by broadcast or other communication to the public.
Reproduce. Making copies of the work in any form.

2. What you must do

These conditions come with the permissions above.
Add statement. Attaching terms, notices or statements of one's own to the work or to one's modifications when passing it on. It is a condition of derive.
Attribution. Giving credit to the copyright holders or authors of the work, in the form the licensor asks for. It is a condition of derive.
Include notice file. Carrying a named notice file of the original work into every redistributed copy and every derivative work. It is a condition of derive.
Modification notice. Marking a changed work as changed, saying how it differs from the original and keeping earlier notices of change. It is a condition of derive.
Notice. Notice: keeping the license and copyright notices with every copy. It is a condition of derive.
Add statement. Attaching terms, notices or statements of one's own to the work or to one's modifications when passing it on. It is a condition of distribute.
Attribution. Giving credit to the copyright holders or authors of the work, in the form the licensor asks for. It is a condition of distribute.
Export control notice. Complying with the export and import laws that reach the work, and passing the notice of them on to every recipient. It is a condition of distribute.
Notice. Notice: keeping the license and copyright notices with every copy. It is a condition of distribute.
Recipient registration request. Asking, without requiring, that a recipient register as a user of the work and report the modifications they make to it, so that the steward can keep a record. It is a condition of distribute.
Source code. Providing access to the source code of the work with every copy distributed. It is a condition of distribute.
Add statement. Attaching terms, notices or statements of one's own to the work or to one's modifications when passing it on. It is a condition of modify.
Attribution. Giving credit to the copyright holders or authors of the work, in the form the licensor asks for. It is a condition of modify.
Include notice file. Carrying a named notice file of the original work into every redistributed copy and every derivative work. It is a condition of modify.
Modification notice. Marking a changed work as changed, saying how it differs from the original and keeping earlier notices of change. It is a condition of modify.
Notice. Notice: keeping the license and copyright notices with every copy. It is a condition of modify.
Share alike. Adaptations have to be licensed under the same license or one the license names as compatible. It applies to the license as a whole.

3. What you may not do

This license prohibits the following.
Change license. Replacing the license of the work, or of an adaptation, with another license, or changing its terms.
Promote. Using the name or trademarks of the licensor or of contributors to endorse or promote a product.

4. Further terms

The license states these terms about itself.
Validity period: Perpetual.
Region: Worldwide.
Cure period: 30 days.
Governing law: United States federal law.
Terminates on breach: Yes.

5. Warranty, liability and support

The license carries the following clauses, quoted from the model.
Warranty disclaimer: No Warranty: THE SUBJECT SOFTWARE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY OF ANY KIND, EITHER EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY THAT THE SUBJECT SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR FREEDOM FROM INFRINGEMENT, ANY WARRANTY THAT THE SUBJECT SOFTWARE WILL BE ERROR FREE, OR ANY WARRANTY THAT DOCUMENTATION, IF PROVIDED, WILL CONFORM TO THE SUBJECT SOFTWARE. THIS AGREEMENT DOES NOT, IN ANY MANNER, CONSTITUTE AN ENDORSEMENT BY GOVERNMENT AGENCY OR ANY PRIOR RECIPIENT OF ANY RESULTS, RESULTING DESIGNS, HARDWARE, SOFTWARE PRODUCTS OR ANY OTHER APPLICATIONS RESULTING FROM USE OF THE SUBJECT SOFTWARE. FURTHER, GOVERNMENT AGENCY DISCLAIMS ALL WARRANTIES AND LIABILITIES REGARDING THIRD-PARTY SOFTWARE, IF PRESENT IN THE ORIGINAL SOFTWARE, AND DISTRIBUTES IT "AS IS."
Limitation of liability: Waiver and Indemnity: RECIPIENT AGREES TO WAIVE ANY AND ALL CLAIMS AGAINST THE UNITED STATES GOVERNMENT, ITS CONTRACTORS AND SUBCONTRACTORS, AS WELL AS ANY PRIOR RECIPIENT. IF RECIPIENT'S USE OF THE SUBJECT SOFTWARE RESULTS IN ANY LIABILITIES, DEMANDS, DAMAGES, EXPENSES OR LOSSES ARISING FROM SUCH USE, INCLUDING ANY DAMAGES FROM PRODUCTS BASED ON, OR RESULTING FROM, RECIPIENT'S USE OF THE SUBJECT SOFTWARE, RECIPIENT SHALL INDEMNIFY AND HOLD HARMLESS THE UNITED STATES GOVERNMENT, ITS CONTRACTORS AND SUBCONTRACTORS, AS WELL AS ANY PRIOR RECIPIENT, TO THE EXTENT PERMITTED BY LAW. RECIPIENT'S SOLE REMEDY FOR ANY SUCH MATTER SHALL BE THE IMMEDIATE, UNILATERAL TERMINATION OF THIS AGREEMENT.
Warranty or liability acceptance: A Recipient may choose to offer, and to charge a fee for, warranty, support, indemnity and/or liability obligations to one or more other Recipients of the Subject Software. A Recipient may do so, however, only on its own behalf and not on behalf of Government Agency or any other Recipient. Such a Recipient must make it absolutely clear that any such warranty, support, indemnity and/or liability obligation is offered by that Recipient alone. Further, such Recipient agrees to indemnify Government Agency and every other Recipient for any liability incurred by them as a result of warranty, support, indemnity and/or liability offered by such Recipient.
Additional clauses: The rights granted in Paragraphs A. and B. allow the Recipient to sublicense those same rights. Such sublicense must be under the same terms and conditions of this Agreement.

This text was generated from the machine readable model of the license. It is not legal advice, and only the license itself is binding.