Relicense Graphite under the dual MIT/Apache-2.0 license (#4208)

Relicense under dual MIT/Apache-2.0

website/content/about.md

@@ -165,7 +165,7 @@ In addition to the work of the Core Team listed above, over a hundred other cont
 
 ## License
 
-The Graphite editor source code is published under the terms of the Apache License 2.0. See below for details and exclusions:
+Graphite source code is MIT/Apache 2.0 dual-licensed, while visual assets in official builds are covered by the Graphite Branding License:
 
 <a href="/license" class="button arrow">License</a>
 

website/content/license.md

@@ -16,7 +16,19 @@ Graphite is open source software made by its community and distributed by *Graph
 
 ## Source code
 
-The source code [available on GitHub](https://github.com/GraphiteEditor/Graphite) (including the Graphite editor application, libraries, and other software materials) is shared under the Apache License 2.0 posted below, unless otherwise noted within the repository.
+The source code [available on GitHub](https://github.com/GraphiteEditor/Graphite) (including the Graphite editor application, libraries, and other software materials) is dual-licensed under your choice of either the MIT License or the Apache License 2.0, both posted below, unless otherwise noted within the repository.
+
+---
+
+MIT License
+
+Copyright (c) Graphite contributors
+
+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.
 
 ---
 

website/content/logo.md

@@ -22,7 +22,7 @@ The hexagon represents one unit in the lattice grid chemical structure of graphe
 
 The Graphite logo is made available for community use, with some limitations. While the software is free and open source, the brand identity is more restrictive. Please be respectful of the Graphite brand by reviewing this usage policy.
 
-Be aware that the logo is not covered under the [Apache License 2.0](/license#source-code) of Graphite's source code. Its usage within Graphite software distributions is covered by the [Graphite Branding License](/license#branding).
+Be aware that the logo is not covered under the [MIT or Apache 2.0 licenses](/license#source-code) of Graphite's source code. Its usage within Graphite software distributions is covered by the [Graphite Branding License](/license#branding).
 
 Outside the context of the Graphite application (or derivatives), community usage of the logo must adhere to the usage policy:
 

website/package-lock.json

@@ -6,7 +6,7 @@
 		"": {
 			"name": "graphite-website",
 			"hasInstallScript": true,
-			"license": "Apache-2.0",
+			"license": "MIT OR Apache-2.0",
 			"dependencies": {
 				"@fontsource-variable/inter": "^5.2.8",
 				"@fontsource/bona-nova": "^5.2.8"

website/package.json

@@ -7,7 +7,7 @@
 		"url": "git+https://github.com/GraphiteEditor/Graphite.git"
 	},
 	"author": "Graphite Authors <contact@graphite.art>",
-	"license": "Apache-2.0",
+	"license": "MIT OR Apache-2.0",
 	"homepage": "https://graphite.art",
 	"type": "module",
 	"scripts": {