diff --git a/_licenses/bsd-2-clause-patent.txt b/_licenses/bsd-2-clause-patent.txt
new file mode 100644
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+++ b/_licenses/bsd-2-clause-patent.txt
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+---
+title: BSD-2-Clause Plus Patent License
+spdx-id: BSD-2-Clause-Patent
+
+description: "This license is designed to provide: a) a simple permissive license; b) that is compatible with the GNU GPL-2.0; and c) which also has an express patent grant included."
+
+how: Create a text file (typically named LICENSE or LICENSE.txt) in the root of your source code and copy the text of the license into the file. Replace [year] with the current year and [fullname] with the name (or names) of the copyright holders.
+
+using:
+  Manubot: https://github.com/manubot/manubot/blob/main/LICENSE.md
+  obonet: https://github.com/dhimmel/obonet/blob/main/LICENSE.md
+  Preprint Similarity Search: https://github.com/greenelab/preprint-similarity-search/blob/master/LICENSE.md
+
+permissions:
+  - commercial-use
+  - modifications
+  - distribution
+  - patent-use
+  - private-use
+
+conditions:
+  - include-copyright
+
+limitations:
+  - liability
+  - warranty
+
+---
+
+Copyright (c) [year] [fullname]
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+this list of conditions and the following disclaimer in the documentation
+and/or other materials provided with the distribution.
+
+Subject to the terms and conditions of this license, each copyright holder
+and contributor hereby grants to those receiving rights under this license
+a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+(except for failure to satisfy the conditions of this license) patent license
+to make, have made, use, offer to sell, sell, import, and otherwise transfer
+this software, where such license applies only to those patent claims, already
+acquired or hereafter acquired, licensable by such copyright holder or
+contributor that are necessarily infringed by:
+
+(a) their Contribution(s) (the licensed copyrights of copyright holders and
+non-copyrightable additions of contributors, in source or binary form) alone;
+or
+
+(b) combination of their Contribution(s) with the work of authorship to which
+such Contribution(s) was added by such copyright holder or contributor, if,
+at the time the Contribution is added, such addition causes such combination
+to be necessarily infringed. The patent license shall not apply to any other
+combinations which include the Contribution.
+
+Except as expressly stated above, no rights or licenses from any copyright
+holder or contributor is granted under this license, whether expressly, by
+implication, estoppel or otherwise.
+
+DISCLAIMER
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.