Open Source Acknowledgments
Finvinity is built using various open source libraries, frameworks, and APIs. We are grateful to the open source community and acknowledge the following third-party software and services that make our app possible.
All third-party software is used in accordance with their respective licenses. If you have any questions about licensing or would like to request source code where applicable, please contact us at finvinityapp@gmail.com.
π± Mobile Development Framework
React Native
License: MIT License
Copyright: Facebook, Inc. and its affiliates
Website: https://reactnative.dev
Usage: Core mobile app framework for cross-platform development
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...
Expo
License: MIT License
Copyright: Expo.io
Website: https://expo.dev
Usage: Development toolchain and runtime for React Native apps
βοΈ React Native Libraries
React Navigation
License: MIT License
Copyright: React Navigation contributors
Website: https://reactnavigation.org
Usage: Navigation library for screen transitions and routing
Async Storage
License: MIT License
Copyright: React Native Async Storage contributors
Website: GitHub
Usage: Local data storage for portfolio information
React Native Vector Icons
License: MIT License
Copyright: Joel Arvidsson
Website: GitHub
Usage: Icon library for user interface elements
React Native Charts Kit
License: MIT License
Copyright: indiespirit
Website: GitHub
Usage: Chart and graph components for portfolio visualization
π Data Sources & APIs
Yahoo Finance API
License: Yahoo Terms of Service
Provider: Yahoo Finance
Website: https://finance.yahoo.com
Usage: Real-time stock prices, market data, and financial information
Data Policy: Data used for informational purposes only, not for commercial redistribution
Alpha Vantage API
License: Alpha Vantage Terms of Service
Provider: Alpha Vantage Inc.
Website: https://www.alphavantage.co
Usage: Stock market data, fundamental data, and technical indicators
Data Policy: Free tier usage under Alpha Vantage terms
Finnhub API
License: Finnhub Terms of Service
Provider: Finnhub.io
Website: https://finnhub.io
Usage: Stock market data, company news, and market insights
Data Policy: API usage under Finnhub free tier terms
NewsAPI
License: NewsAPI Terms of Service
Provider: NewsAPI.org
Website: https://newsapi.org
Usage: Financial news articles from various sources
Data Policy: News content attribution as per NewsAPI requirements
π οΈ JavaScript Libraries
Axios
License: MIT License
Copyright: Matt Zabriskie
Website: https://axios-http.com
Usage: HTTP client for API requests
Moment.js
License: MIT License
Copyright: JS Foundation and other contributors
Website: https://momentjs.com
Usage: Date and time manipulation and formatting
Lodash
License: MIT License
Copyright: OpenJS Foundation and other contributors
Website: https://lodash.com
Usage: Utility functions for data manipulation
π§ Development Tools
Babel
License: MIT License
Copyright: Sebastian McKenzie
Website: https://babeljs.io
Usage: JavaScript compiler and transpiler
ESLint
License: MIT License
Copyright: OpenJS Foundation and other contributors
Website: https://eslint.org
Usage: Code linting and style checking
Prettier
License: MIT License
Copyright: James Long and contributors
Website: https://prettier.io
Usage: Code formatting and style consistency
π’ Platform & Services
Apple App Store
License: Apple Developer Program License Agreement
Provider: Apple Inc.
Website: https://developer.apple.com
Usage: iOS app distribution platform
Google Play Store
License: Google Play Developer Distribution Agreement
Provider: Google LLC
Website: https://play.google.com/console
Usage: Android app distribution platform
GitHub Pages
License: GitHub Terms of Service
Provider: GitHub, Inc.
Website: https://pages.github.com
Usage: Website hosting for support documentation
π¨ Fonts & Visual Assets
Inter Font
License: SIL Open Font License 1.1
Copyright: Rasmus Andersson
Website: https://rsms.me/inter/
Usage: Primary typeface for app and website interface
Emoji Icons
License: Unicode Emoji Standard
Provider: Unicode Consortium
Website: https://unicode.org/emoji/
Usage: Icons and visual elements throughout the app and website
π License Compliance
Our Commitment
We are committed to:
- Complying with all applicable open source licenses
- Providing proper attribution to all third-party software
- Making source code available where required by licenses
- Respecting the intellectual property rights of all contributors
Source Code Availability
For any GPL-licensed or other copyleft software used in Finvinity, source code is available upon request. Please contact us at finvinityapp@gmail.com with "Source Code Request" in the subject line.
License Questions
If you have questions about our use of third-party software or licensing compliance, please don't hesitate to contact us:
- Email: finvinityapp@gmail.com
- Subject: "License Inquiry"
- Response Time: Within 48 hours
π Updates to This Page
This page is updated regularly to reflect changes in our use of third-party software. Major updates include:
- June 2025: Initial version for Finvinity 1.0.0 release
- Future Updates: As we add new libraries or update existing ones
Last Updated: June 2025
Version: 1.0.0