Update license to Sustainable Use License

3 files changed, 87 insertions, 40 deletions

diff --git a/LICENSE b/LICENSE
deleted file mode 100644
index 424fd6f5..00000000
--- a/LICENSE
+++ /dev/null
@@ -1,40 +0,0 @@
-Copyright (c) 2024 Bruce Hill
-
-“Commons Clause” License Condition v1.0
-
-The Software is provided to you by the Licensor under the License, as defined
-below, subject to the following condition.
-
-Without limiting other conditions in the License, the grant of rights under the
-License will not include, and the License does not grant to you, the right to
-Sell the Software.
-
-For purposes of the foregoing, “Sell” means practicing any or all of the rights
-granted to you under the License to provide to third parties, for a fee or
-other consideration (including without limitation fees for hosting or
-consulting/support services related to the Software), a product or service
-whose value derives, entirely or substantially, from the functionality of the
-Software. Any license notice or attribution required by the License must also
-include this Commons Clause License Condition notice.
-
-Software: Tomo
-License: MIT
-Licensor: Bruce Hill
-
-Permission is hereby granted, free of charge, to any person obtaining a copy of
-this software and associated documentation files (the "Software"), to deal in
-the Software without restriction, including without limitation the rights to
-use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
-of the Software, and to permit persons to whom the Software is furnished to do
-so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
diff --git a/LICENSE.md b/LICENSE.md
new file mode 100644
index 00000000..74861a08
--- /dev/null
+++ b/LICENSE.md
@@ -0,0 +1,75 @@
+Copyright (c) 2024 Bruce Hill
+
+## Sustainable Use License
+
+Version 1.0
+
+### Acceptance
+
+By using the software, you agree to all of the terms and conditions below.
+
+### Copyright License
+
+The licensor grants you a non-exclusive, royalty-free, worldwide, non-sublicensable, non-transferable license
+to use, copy, distribute, make available, and prepare derivative works of the software, in each case subject
+to the limitations below.
+
+### Limitations
+
+You may use or modify the software only for your own internal business purposes or for non-commercial or
+personal use. You may distribute the software or provide it to others only if you do so free of charge for
+non-commercial purposes. You may not alter, remove, or obscure any licensing, copyright, or other notices of
+the licensor in the software. Any use of the licensor’s trademarks is subject to applicable law.
+
+### Patents
+
+The licensor grants you a license, under any patent claims the licensor can license, or becomes able to
+license, to make, have made, use, sell, offer for sale, import and have imported the software, in each case
+subject to the limitations and conditions in this license. This license does not cover any patent claims that
+you cause to be infringed by modifications or additions to the software. If you or your company make any
+written claim that the software infringes or contributes to infringement of any patent, your patent license
+for the software granted under these terms ends immediately. If your company makes such a claim, your patent
+license ends immediately for work on behalf of your company.
+
+### Notices
+
+You must ensure that anyone who gets a copy of any part of the software from you also gets a copy of these
+terms. If you modify the software, you must include in any modified copies of the software a prominent notice
+stating that you have modified the software.
+
+### No Other Rights
+
+These terms do not imply any licenses other than those expressly granted in these terms.
+
+### Termination
+
+If you use the software in violation of these terms, such use is not licensed, and your license will
+automatically terminate. If the licensor provides you with a notice of your violation, and you cease all
+violation of this license no later than 30 days after you receive that notice, your license will be reinstated
+retroactively. However, if you violate these terms after such reinstatement, any additional violation of these
+terms will cause your license to terminate automatically and permanently.
+
+### No Liability
+
+As far as the law allows, the software comes as is, without any warranty or condition, and the licensor will
+not be liable to you for any damages arising out of these terms or the use or nature of the software, under
+any kind of legal claim.
+
+### Definitions
+
+The “licensor” is the entity offering these terms.
+
+The “software” is the software the licensor makes available under these terms, including any portion of it.
+
+“You” refers to the individual or entity agreeing to these terms.
+
+“Your company” is any legal entity, sole proprietorship, or other kind of organization that you work for, plus
+all organizations that have control over, are under the control of, or are under common control with that
+organization. Control means ownership of substantially all the assets of an entity, or the power to direct its
+management and policies by vote, contract, or otherwise. Control can be direct or indirect.
+
+“Your license” is the license granted to you for the software under these terms.
+
+“Use” means anything you do with the software requiring your license.
+
+“Trademark” means trademarks, service marks, and similar rights.
diff --git a/README.md b/README.md
index 3408b075..c5d20f27 100644
--- a/README.md
+++ b/README.md
@@ -121,3 +121,15 @@ the code).
 ```
 make && sudo make install
 ```
+
+## License
+
+Tomo is provided under the Sustainable Use License (see
+[LICENSE.md](LICENSE.md) for full details). This is a source-available
+[fair-code](https://faircode.io) license that does not grant unlimited rights
+for commercial use, but otherwise has permissive rights for noncommercial use
+and allows distributing and modifying the source code. It does not comply with
+the [Open Source Initiative's definition of "Open
+Source"](https://opensource.org/osd), which does not allow any restrictions on
+commercial use. If you would like to use this project commercially, please
+contact me to work out a licensing agreement.