TL;DR (not binding): Use this however you like and make sure to check out the licenes for the third-party content. For legally binding info check below.

Parts of this software use third-party contributions. See their Licenes below.

Unless other stated the creative work is licensed under a Creative Commons Attribution 4.0 International License and is created under the alias Pixdigit.
Unless other stated the software is licensed under the MIT license:

Copyright © 2019 Pixdigit
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.


The song Smile is created by Jeremy Blake Leaird-Koch aka. RedMeansRecroding and is owned and licensed by Youtube. Check him out: https://linktr.ee/jjbbllkk

The included part of the godot engine is licensed under the MIT license. Read it at https://godotengine.org/license.

The Aileron font and all its variations created by Sora Sagano and are released under a CC-0 License. Get it here: https://fontlibrary.org/en/font/aileron

The korean font Black Han Sans is created by ZESSTYPE and is licensed under the SIL Open Font License Version 1.1. For full, binding license text see BlackHanSans-LICENSE. Get it at https://fonts.google.com/specimen/Black+Han+Sans

Interactive Camera Script written by Jaccomo Lorenz (Maujoe) and is licensed under the MIT License. For full, binding text see ScriptLICENSE. Get it at https://github.com/Maujoe/godot-camera-control/blob/master/assets/maujoe.camera_control/scripts/camera_control.gd