Add Slint Royalty-free License (slint-ui#2884)

task-jp · Jun 15, 2023 · 963e7d9 · 963e7d9
1 parent 0165a13
commit 963e7d9
Show file tree

Hide file tree

Showing 3 changed files with 48 additions and 6 deletions.
diff --git a/LICENSE.md b/LICENSE.md
@@ -1,6 +1,11 @@
 # Slint License
 
-Slint is available under either a [proprietary license](LICENSES/LicenseRef-Slint-commercial.md)
-or [GNU GPLv3](LICENSES/GPL-3.0-only.txt).
+You can use Slint under ***any*** of the following licenses, at your choice:
+
+1. [Royalty-free license](LICENSES/LicenseRef-Slint-Royalty-free-1.0.md),
+2. [GNU GPLv3](LICENSES/GPL-3.0-only.txt),
+3. [Paid license](https://slint.dev/pricing.html).
 
 Third party licenses listed in the `LICENSES` folder also apply to parts of the product.
+
+Contact us at [info@slint-ui.com](mailto:info@slint-ui.com) if you have any questions regarding licensing.
diff --git a/LICENSES/LicenseRef-Slint-Royalty-free-1.0.md b/LICENSES/LicenseRef-Slint-Royalty-free-1.0.md
@@ -0,0 +1,37 @@
+# Slint Royalty-free Desktop and Web Applications License, version 1.0
+
+## Preamble
+
+Slint is a toolkit that can be used to build user interfaces for applications. Slint (hereafter referred to as "Software") is made available under different licenses by SixtyFPS GmbH incorporated at Oranienburger Str. 44, 16540 Hohen Neuendorf, Germany ("SixtyFPS"). The "Slint Royalty-free Desktop and Web Applications License" is suitable for those who develop desktop or web applications and do not want to use open source components under copyleft licenses.
+
+### 1. Grant of Rights
+
+SixtyFPS hereby grants You a world-wide, royalty-free, non-exclusive license to use, reproduce, make available, modify, display, perform, distribute the Software as part of a Desktop or Web Application.
+
+A Desktop Application is a computer program that is designed to run on a general-purpose computer (PC or notebook), typically installed and executed locally on the computer's operating system. A Web Application is a computer program that is running on a server and accessed using a web browser or client program.
+
+Desktop Application and Web Application are hereafter referred to as "Application".
+
+### 2. Limitations
+
+The license does not permit to distribute or make the Software publicly available alone and without integration into an Application. For this purpose you may use the Software under the GNU General Public License, version 3.
+
+The license does not permit the use of the Software within Embedded Systems. An Embedded System is a computer system designed to perform a specific task within a larger mechanical or electrical system. For the purposes of this license, mobile phones are not considered to be Embedded Systems.
+
+### 3. License Conditions - Attribution
+
+You may distribute the Software as part of an Application, modified or unmodified, provided that You do all of the following:
+
+(a) Display the [`AboutSlint`](https://slint-ui.com/snapshots/master/docs/slint/src/builtins/widgets.html#aboutslint) widget in an "About" screen or dialog that is accessible from the top level menu of the Application.
+
+(b) Display the [Slint attribution badge](https://github.com/slint-ui/slint/tree/master/logo/madewithslint) on a public webpage, where the binaries of your Application can be downloaded from, in such a way that it can be easily found by any visitor to that page.
+
+(c) You may not remove or alter any license notices (including copyright notices, disclaimers of warranty, or limitations of liability) contained within the source code form of the Software.
+
+(d) You allow SixtyFPS to use your Application on the website and in advertising materials of SixtyFPS as a reference and to display your logo and trademark for this purpose.
+
+### 4. Warranty and Liability
+
+SixtyFPS is only liable for conflicting rights of third parties if SixtyFPS was aware of these rights without informing you. Unless required by applicable law or agreed to in writing, SixtyFPS provides the SOFTWARE on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE.
+
+UNLESS REQUIRED BY LAW, SIXTYFPS WON'T BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING IN ANY WAY OUT OF THE USE OF THE SOFTWARE.
diff --git a/README.md b/README.md
@@ -207,11 +207,11 @@ request to add yours)
 
 ## License
 
-Slint is available under either a [proprietary license](LICENSES/LicenseRef-Slint-commercial.md)
-or [GNU GPLv3](LICENSES/GPL-3.0-only.txt)
+You can use Slint under ***any*** of the following licenses, at your choice:
 
-The proprietary license is provided free-of-charge in exchange for (1) consent that we can showcase the application, (2) attribution of Slint in the application and (3) feedback to improve Slint.
-Check out our [ambassador program](https://slint-ui.com/ambassador-program.html).
+1. [Royalty-free license](LICENSES/LicenseRef-Slint-Royalty-free-1.0.md),
+2. [GNU GPLv3](LICENSES/GPL-3.0-only.txt),
+3. [Paid license](https://slint.dev/pricing.html).
 
 See also the [Licensing FAQ](FAQ.md#licensing)