Add LICENSE: research-use grant + commercial-licence requirement + AS-IS
- Section 2: research-only use granted royalty-free.
- Section 3: commercial use requires a separate written licence
(contact licensing@sevana.biz).
- Sections 4-5: full AS IS disclaimer + zero-dollar liability cap.
- Section 6: automatic termination on breach.
- Section 8: attribution requirement for academic publications.
README.md updated with a one-paragraph summary that points to
LICENSE for full text.
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sem_cython12 - LICENCE
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Copyright (c) 2026 Sevana / Valeri Sitnikov. All rights reserved.
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This document grants limited rights to use the Software (defined
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below) under specific conditions. By downloading, installing, or
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using the Software you accept the terms set out below. If you do
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not accept these terms, do not use the Software.
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================================================================
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1. DEFINITIONS
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================================================================
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"Software" means the sem_cython12 library, including all source
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code, compiled binaries, documentation, examples, configuration
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files, and any other materials distributed as part of this
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repository, together with any modifications, patches, or
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derivative works thereof.
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"Licensor" means Sevana / Valeri Sitnikov, the entity that owns
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the copyright to the Software.
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"You" / "Licensee" means the individual or legal entity exercising
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rights under this licence.
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"Research Use" means use of the Software exclusively for one or
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more of the following purposes:
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(a) academic research conducted at a degree-granting institution
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and not directly funded by a commercial sponsor for the
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purpose of producing a commercial product;
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(b) education, including teaching, coursework, theses, and
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student projects;
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(c) personal study, self-education, and individual experiments
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that do not generate revenue;
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(d) evaluation of the Software for the purpose of deciding
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whether to obtain a commercial licence (limited to a
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reasonable evaluation period of no more than ninety (90)
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days);
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(e) non-profit scientific work whose results are published
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openly and from which the user does not derive financial
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gain.
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"Commercial Use" means any use of the Software that is not
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Research Use, including but not limited to:
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(a) integration of the Software, in whole or in part, into a
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product or service offered to third parties for
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compensation;
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(b) deployment of the Software within an enterprise to support
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a revenue-generating activity, regardless of whether the
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Software itself is sold;
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(c) use of the Software in consulting, advisory, or
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professional-services engagements where compensation is
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received;
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(d) any use whose direct or indirect purpose is to derive
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financial benefit, competitive advantage, or other
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commercial value;
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(e) use by any for-profit organisation in the course of its
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ordinary business operations.
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================================================================
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2. GRANT FOR RESEARCH USE
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================================================================
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Subject to your compliance with this licence, the Licensor grants
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you a non-exclusive, non-transferable, non-sublicensable,
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royalty-free, worldwide right to use, copy, modify, and run the
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Software solely for Research Use.
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You may share copies of the Software, including modifications,
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with other parties exercising Research Use, provided that:
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(a) this licence file accompanies every copy you distribute;
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(b) you do not represent the Software, or any derivative work,
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as your own original creation;
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(c) you do not sublicense the Software under terms more
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permissive than this licence.
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================================================================
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3. COMMERCIAL USE
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================================================================
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Commercial Use of the Software is NOT granted under this licence.
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Any Commercial Use without a separate written commercial licence
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from the Licensor is prohibited and constitutes a material breach
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of this licence and an infringement of the Licensor's rights.
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To obtain a commercial licence, contact the Licensor at:
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licensing@sevana.biz
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The Licensor will provide commercial licensing terms upon request
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and reserves the right to grant or decline a commercial licence
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at its sole discretion.
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================================================================
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4. NO WARRANTY
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================================================================
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, ACCURACY,
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TITLE, AND NON-INFRINGEMENT.
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THE LICENSOR DOES NOT WARRANT THAT:
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(a) the Software will operate uninterrupted or error-free;
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(b) the Software will be free of defects, viruses, or other
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harmful components;
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(c) the Software will meet the Licensee's requirements;
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(d) any results obtained from the Software will be accurate,
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reliable, or fit for any particular purpose.
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You assume all risk associated with installation, configuration,
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operation, and use of the Software. Any decisions or actions
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taken in reliance on the Software are made at your own risk.
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================================================================
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5. LIMITATION OF LIABILITY
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================================================================
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TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT
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SHALL THE LICENSOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING BUT NOT
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LIMITED TO PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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ANY WAY OUT OF THE USE OF THE SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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The Licensor's total aggregate liability under this licence shall
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not exceed zero (0) US Dollars (USD).
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================================================================
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6. TERMINATION
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================================================================
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This licence remains in effect until terminated.
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The licence terminates automatically and without notice if you
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breach any of its terms. In particular, any Commercial Use
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without a separate written commercial licence from the Licensor
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constitutes immediate breach.
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Upon termination, you must:
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(a) cease all use of the Software;
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(b) destroy all copies of the Software in your possession or
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control, including any modifications or derivative works;
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(c) certify in writing to the Licensor, on request, that you
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have done so.
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The Licensor may terminate this licence at any time by giving
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written notice to you.
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The disclaimers in sections 4 and 5 survive termination.
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================================================================
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7. NO TRANSFER OF OWNERSHIP
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================================================================
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All right, title, and interest in and to the Software, including
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all intellectual property rights therein, remain with the
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Licensor. This licence does not transfer ownership of the
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Software, of any modification, or of any derivative work to the
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Licensee.
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This licence does not grant you any rights to use the Licensor's
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name, trade marks, service marks, logos, or any other branding,
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except as required by section 8 (Attribution).
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================================================================
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8. ATTRIBUTION
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================================================================
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When publishing research, papers, theses, talks, or any other
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academic output that uses or relies on the Software, please cite
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the Licensor and the repository URL:
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Sevana / Valeri Sitnikov, sem_cython12 (year of access),
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https://git.sevana.biz/vvs/sem_cython12
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================================================================
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9. GOVERNING LAW
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================================================================
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This licence is governed by and construed in accordance with the
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laws of the jurisdiction of the Licensor's principal place of
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business, without regard to conflict-of-laws principles.
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Any disputes arising out of or in connection with this licence
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shall be resolved in the courts of that jurisdiction, to which
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both parties submit.
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================================================================
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10. ENTIRE AGREEMENT
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================================================================
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This licence constitutes the entire agreement between you and the
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Licensor regarding the Software (other than any separate written
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commercial licence which may be executed) and supersedes all
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prior or contemporaneous understandings, written or oral.
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If any provision of this licence is held to be unenforceable, the
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remaining provisions shall continue in full force and effect.
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================================================================
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For commercial-licence inquiries: licensing@sevana.biz
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================================================================
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END OF LICENCE
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@@ -128,7 +128,19 @@ fall back.
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## Licence
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## Licence
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Proprietary. Internal use only.
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The Software is licensed under the terms contained in the [LICENSE](./LICENSE)
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file in this repository.
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In short:
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- **Research and non-commercial use**: granted free of charge under
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the conditions in section 2 of the LICENSE.
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- **Commercial use**: requires a separate written commercial
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licence from the Licensor. Contact `licensing@sevana.biz`.
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- **No warranty**: the Software is provided strictly "AS IS",
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without warranty of any kind. The Licensor's total aggregate
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liability is limited to zero.
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Please read the LICENSE file in full before using the Software.
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## Support
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## Support
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Reference in New Issue
Block a user