LICENSE NOTICES
================

This AAC (Augmentative and Alternative Communication) application uses various
open-source libraries and services. The following is ordered by their
appearance/usage in the codebase:

================================================================================

1. React
   License: MIT
   Copyright: Facebook, Inc. and its affiliates
   Source: https://github.com/facebook/react
   Usage: Core React library (first import in App.tsx)

   MIT License

   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.

================================================================================

2. React Native
   License: MIT
   Copyright: Meta Platforms, Inc. and affiliates
   Source: https://github.com/facebook/react-native
   Usage: Mobile app framework (React Native components imported)

   MIT License - See full text above.

================================================================================

3. AWS SDK for JavaScript v3 - Polly Client (@aws-sdk/client-polly)
   License: Apache License 2.0
   Copyright: Amazon Web Services, Inc.
   Source: https://github.com/aws/aws-sdk-js-v3
   Version: 3.896.0
   Usage: Text-to-speech via Amazon Polly service

   Apache License Version 2.0

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://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.

   Note: Generated audio from Amazon Polly belongs to the user per AWS Terms of Service.

================================================================================

4. React Native Safe Area Context (react-native-safe-area-context)
   License: MIT
   Copyright: Th3rd Wave
   Source: https://github.com/th3rdwave/react-native-safe-area-context
   Version: 5.5.2
   Usage: Safe area handling for mobile devices

   MIT License - See full text above.

================================================================================

5. React Native Async Storage (@react-native-async-storage/async-storage)
   License: MIT
   Copyright: React Native Community
   Source: https://github.com/react-native-async-storage/async-storage
   Version: 2.2.0
   Usage: Local data persistence (user settings, vocabulary, learning data)

   MIT License - See full text above.

================================================================================

6. React Native TTS (react-native-tts)
   License: MIT
   Copyright: Anton Krasovsky
   Source: https://github.com/ak1394/react-native-tts
   Version: 4.1.1
   Usage: Text-to-speech functionality for AAC communication

   MIT License - See full text above.

================================================================================

7. React Native Vector Icons (react-native-vector-icons)
   License: MIT
   Copyright: Joel Arvidsson
   Source: https://github.com/oblador/react-native-vector-icons
   Version: 10.3.0
   Usage: Icon fonts and vector graphics

   MIT License - See full text above.

   Included Icon Font Licenses:
   - FontAwesome: SIL Open Font License 1.1 (Fonticons, Inc.)
   - Material Design Icons: Apache License 2.0 (Google Inc.)
   - Ionicons: MIT License (Ionic Team)
   - Feather: MIT License (Cole Bemis)
   - Entypo: SIL Open Font License 1.1 (Daniel Bruce)

================================================================================

8. React Native Reanimated (react-native-reanimated)
   License: MIT
   Copyright: Software Mansion
   Source: https://github.com/software-mansion/react-native-reanimated
   Version: 3.6.3
   Usage: High-performance animations and gesture handling

   MIT License - See full text above.

================================================================================

9. React Native Gesture Handler (react-native-gesture-handler)
   License: MIT
   Copyright: Software Mansion
   Source: https://github.com/software-mansion/react-native-gesture-handler
   Version: 2.28.0
   Usage: Touch gesture handling and interactions

   MIT License - See full text above.

================================================================================

10. React Native Image Picker (react-native-image-picker)
    License: MIT
    Copyright: React Native Image Picker contributors
    Source: https://github.com/react-native-image-picker/react-native-image-picker
    Version: 8.2.1
    Usage: Camera and gallery access for custom vocabulary cards

    MIT License - See full text above.

================================================================================

11. React Native Image Crop Picker (react-native-image-crop-picker)
    License: MIT
    Copyright: ivpusic
    Source: https://github.com/ivpusic/react-native-image-crop-picker
    Version: 0.51.0
    Usage: Advanced image editing and cropping functionality

    MIT License - See full text above.

================================================================================

12. React Native Draggable FlatList (react-native-draggable-flatlist)
    License: MIT
    Copyright: Daniel Lantzberg
    Source: https://github.com/computerjazz/react-native-draggable-flatlist
    Version: 4.0.3
    Usage: Drag and drop functionality for vocabulary management

    MIT License - See full text above.

================================================================================

13. React Native Sound (react-native-sound)
    License: MIT
    Copyright: zmxv
    Source: https://github.com/zmxv/react-native-sound
    Version: 0.12.0
    Usage: Audio playback functionality

    MIT License - See full text above.

================================================================================

14. React Native SVG (react-native-svg)
    License: MIT
    Copyright: react-native-svg contributors
    Source: https://github.com/software-mansion/react-native-svg
    Version: 15.13.0
    Usage: SVG graphics rendering

    MIT License - See full text above.

================================================================================

15. Buffer (buffer)
    License: MIT
    Copyright: Feross Aboukhadijeh
    Source: https://github.com/feross/buffer
    Version: 6.0.3
    Usage: Node.js Buffer API for React Native

    MIT License - See full text above.

================================================================================

16. React Native Picker (@react-native-picker/picker)
    License: MIT
    Copyright: React Native Community
    Source: https://github.com/react-native-picker/picker
    Version: 2.11.2
    Usage: Platform-specific picker components

    MIT License - See full text above.

================================================================================

17. CryptoJS (crypto-js)
    License: MIT
    Copyright: Jeff Mott
    Source: https://github.com/brix/crypto-js
    Version: 4.2.0
    Usage: Cryptographic functions for secure hashing and encryption

    MIT License - See full text above.

================================================================================

18. React Native Device Info (react-native-device-info)
    License: MIT
    Copyright: Rebecca Hughes
    Source: https://github.com/react-native-device-info/react-native-device-info
    Version: 14.1.1
    Usage: Device information and unique device identification

    MIT License - See full text above.

================================================================================

19. React Native FS (react-native-fs)
    License: MIT
    Copyright: Johannes Lumpe
    Source: https://github.com/itinance/react-native-fs
    Version: 2.20.0
    Usage: Native file system access

    MIT License - See full text above.

================================================================================

20. React Native SHA256 (react-native-sha256)
    License: MIT
    Copyright: Duy Bao Nguyen
    Source: https://github.com/itinance/react-native-sha256
    Version: 1.4.10
    Usage: SHA-256 hashing for security and data integrity

    MIT License - See full text above.

================================================================================

ACKNOWLEDGMENTS
===============

ChirpBot was developed with the assistance of various AI tools and platforms
that accelerated development, improved code quality, and enhanced functionality:

Core Framework:
- React & React Native (Meta) - Core application framework for iOS and Android
- i18n-js & React Native Localize - Internationalization for 7 languages
- TypeScript - Type-safe development throughout the codebase

AI Development Assistants:
- Claude (Anthropic) - Deep reasoning, code architecture, and application scaffolding
- Copilot (Microsoft) - Code completion and real-time troubleshooting
- ChatGPT (OpenAI) - Multilingual content generation, translations, and language-specific vocabulary
- Google AI Studio - Developer tools and model experimentation

AI Services & Models:
- Together AI - Cloud-based LLM inference for real-time sentence suggestions
- Amazon Polly (AWS) - Natural-sounding text-to-speech voices (Premium tier)
- LLaMA (Meta) - Language model for sentence completion
- Gemma (Google) - Language model for sentence completion

Creative Tools:
- Veo 3 (Google) - Generative video creation for promotional content
- DALL-E & Copilot Designer - Image generation and design exploration

Platform Development:
- Android Studio & Gradle - Android application building and deployment
- Xcode & Apple Developer Tools - iOS application building and App Store deployment
- CocoaPods - iOS dependency management
- Google Play Console - Android distribution and analytics
- App Store Connect - iOS distribution and analytics

ChirpBot is built on open-source foundations and collaborative intelligence,
developed with a commitment to clarity, privacy, and real-world impact for
individuals who rely on AAC technology.

Note: AI tools assisted in accelerating development and improving code quality.
All implementation decisions, architecture choices, and final code were reviewed
and approved by human developers with expertise in AAC applications and
child-centered design.

================================================================================

EMOJI AND UNICODE CONTENT
==========================

Unicode Emoji Characters:
   License: Unicode License Agreement (Free for commercial use)
   Copyright: Unicode Consortium
   Source: Unicode Emoji Standard
   Usage: App vocabulary uses standard Unicode emoji characters including:
          👩👨💧📚🚗🛌🐕🐱🚂🏠🚽🚌🚲🏞️🏫🏪🏖️😊 and others

   Note: Emoji designs are implementation-specific (iOS/Android system fonts).
         All emoji used are standard Unicode characters, free for commercial use.

================================================================================

PROPRIETARY CONTENT
===================

ChirpBot Assets:
   Files: ChirpBot3.png, ChirpBot.svg, chirpbot_logo.png, ChirpBot_name.png
   License: Proprietary - All rights reserved
   Copyright: AAC App Development Team
   Usage: App branding and mascot graphics

App Icons & Launcher Icons:
   Files: ic_launcher.png (various densities)
   License: Proprietary - All rights reserved
   Copyright: AAC App Development Team

Vocabulary Data Compilation:
   File: core_vocabulary.json (675+ words)
   License: Proprietary compilation
   Copyright: AAC App Development Team
   Note: Individual words are not copyrightable, but the specific compilation,
         categorization, and association with emoji icons is proprietary.

Word Embeddings:
   File: word_embeddings_complete.json (675 words, 1024 dimensions)
   License: Proprietary compilation for AAC use
   Copyright: AAC App Development Team
   Note: Generated using existing embedding models, compiled specifically
         for this AAC application.

Co-occurrence Data:
   File: co_occurrence_probabilities.json
   License: Proprietary compilation
   Copyright: AAC App Development Team

================================================================================

AWS SERVICES USAGE
==================

Amazon Polly Text-to-Speech:
   Service Provider: Amazon Web Services, Inc.
   Terms: AWS Customer Agreement + AWS Service Terms
   Pricing: Pay-per-use (see AWS Polly pricing)
   Data Ownership: User owns generated speech per AWS Terms of Service
   Commercial Use: Permitted with valid AWS account

   Note: This app may use Amazon Polly for text-to-speech functionality.
         Usage is subject to AWS Terms of Service and applicable pricing.
         Generated audio content belongs to the app user.

================================================================================

DEVELOPMENT DEPENDENCIES
========================

All development dependencies (Babel, ESLint, Jest, TypeScript, Metro bundler,
Gradle, etc.) are also licensed under permissive licenses (MIT, Apache 2.0, BSD)
and are used in compliance with their terms. These are not distributed with the
final app.

================================================================================

COMPLIANCE SUMMARY
==================

✅ All third-party software licenses permit commercial use
✅ Required attributions included in this file
✅ AWS Polly terms allow commercial applications
✅ Unicode emoji characters are free for commercial use
✅ Icon fonts properly licensed for commercial applications
✅ Open source license terms respected

This application complies with all license requirements by including this
attribution file. If you distribute this application, you must include this
license file to satisfy the attribution requirements.

For questions about licensing, please contact the app developer.

================================================================================

Last Updated: December 12, 2025
App Version: 1.4.3 - ChirpBot AAC with Cloud AI
Generated: Complete license compilation with all 20 production dependencies