Open Source Licenses

The software and fonts that make MAHJ possible

MAHJ is built on open-source software. We’re grateful to the people and projects below. Each component is used under its license, and we reproduce the required copyright and permission notices here.

MIT License

Next.js 16.2.9© Vercel, Inc.
React 19.2.4© Meta Platforms, Inc. and affiliates
React DOM 19.2.4© Meta Platforms, Inc. and affiliates
html2canvas 1.4.1© Niklas von Hertzen
Capacitor (core, android, ios) 6.2.1© Drifty Co.
Capacitor App + Haptics plugins 6.0.3© Drifty Co.
@capacitor-community/in-app-review 6.0.0© Capacitor Community
@revenuecat/purchases-capacitor 9.2.2© RevenueCat, Inc.
RevenueCat 5.20.0© RevenueCat, Inc.
PurchasesHybridCommon 13.26.0© RevenueCat, Inc.
Alamofire 5.10.2© Alamofire Software Foundation
BigInt 5.2.0© Károly Lőrentey
ZIPFoundation 0.9.20© Thomas Zoechling
Version 0.8.0© Max Howell
RevenueCat (Android)© 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.

Apache License 2.0

@vercel/blob 2.4.0© Vercel, Inc.
Guava 33.6.0© Google LLC
version-compare 1.5.0© Thomas Wirth
Kotlin Standard Library© JetBrains s.r.o.
AndroidX (Jetpack) libraries© The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this component except in compliance with the License. You may obtain a copy of the License at https://www.apache.org/licenses/LICENSE-2.0.

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Mozilla Public License 2.0

Licensed under the Mozilla Public License, Version 2.0. The full license text is available at https://mozilla.org/MPL/2.0/. This is file-level copyleft: the component is used unmodified, and its source is available at the URL listed above. This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.

SIL Open Font License 1.1

Licensed under the SIL Open Font License, Version 1.1. The full license text is available at https://openfontlicense.org. This font is free to use, including for commercial purposes; it may not be sold on its own.

Tile artwork, lesson audio, and other media are covered separately — see our Terms. Questions about attribution? Email info@welcome2mahj.com.