オープンソースライセンス

ホシプランは以下のオープンソースソフトウェアを利用しています。各作者・コミュニティに感謝します。 フォントには Zen Kaku Gothic New・IBM Plex Mono（SIL Open Font License 1.1）を使用しています。 データの出典は「このアプリについて」のデータ出典欄をご覧ください。

MIT License

  • astronomy-engineCopyright (c) Donald Cross
  • Next.jsCopyright (c) 2025 Vercel, Inc.
  • React / React DOMCopyright (c) Meta Platforms, Inc. and affiliates.
  • three.jsCopyright © 2010-2026 three.js authors
  • pngjsCopyright (c) 2015 Luke Page & Original Contributors
  • fast-pngCopyright (c) 2015 Michaël Zasso
  • Capacitor（@capacitor/core ほかプラグイン一式）Copyright (c) 2017-present Drifty Co. / Ionic
  • @capacitor-community/camera-previewCopyright (c) Ariel Hernandez Musa
  • RevenueCat（@revenuecat/purchases-capacitor・iOS SDK）Copyright (c) 2023 RevenueCat, Inc.

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.

BSD 3-Clause License

  • MapLibre GL JSCopyright (c) 2023, MapLibre contributors
  • d3-celestial（星座線データ）Copyright (c) Olaf Frohn
  • jpeg-jsCopyright (c) 2014, Eugene Ware

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.