Third-Party Library Licenses

This project uses the following third-party libraries.

AOS (Animate On Scroll)

License Text (MIT License)

The MIT License (MIT)

Copyright (c) 2015 Michał Sajnóg

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.

PHPMailer

  • License: GNU Lesser General Public License v2.1 (LGPL v2.1)
  • Version: ^7.0
  • Authors: Marcus Bointon, Jim Jagielski, Andy Prevost, Brent R. Matzelle
  • Homepage: https://github.com/PHPMailer/PHPMailer

Important Notes:

PHPMailer is provided under the LGPL v2.1 license. The full license text is stored at:

  • vendor/phpmailer/phpmailer/LICENSE

Online version: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html

When using this library, you must comply with the following requirements:

  1. Keep the full license text
  2. Keep copyright notices
  3. Clearly indicate that the library is being used

Google Fonts

  • Font Names: Noto Sans JP (Japanese), Noto Sans (English)
  • License: SIL Open Font License 1.1
  • Provider: Google Fonts (via CDN)
  • Usage: Loaded via CDN; files are not redistributed

Google Fonts are loaded via CDN, so font files are not redistributed. License requirements follow Google Fonts' service terms.

Details: https://fonts.google.com/

Google Material Icons

  • License: Apache License 2.0
  • Provider: Google Material Icons (via CDN)
  • Usage: Loaded via CDN; files are not redistributed

Google Material Icons are loaded via CDN, so icon files are not redistributed. License requirements follow Material Design's terms of use.

Details: https://fonts.google.com/icons

Development Dependencies

The following packages are used only as build tools during development and are not included in the production environment:

  • gulp: MIT License
  • gulp-cssnano: MIT License
  • gulp-concat: MIT License
  • gulp-uglify: MIT License
  • gulp-rename: MIT License
  • gulp-sourcemaps: MIT License
  • gulp-autoprefixer: MIT License
  • del: MIT License
  • gulp-if: MIT License
  • yargs: MIT License

License information for these packages can be found in node_modules/[package-name]/package.json.

Last Updated: November 2025