OPEN SOURCE LICENSES

QFAX - Football Teletext

QFAX is proprietary software developed by Withqwerty Ltd. However, it is built with the support of many open source libraries and projects. We're grateful to the developers and communities who make this software freely available.

Core Framework & Runtime

• Expo SDK - MIT License - expo.dev
• React & React Native - MIT License - reactnative.dev
• Node.js - MIT License - nodejs.org
• TypeScript - Apache 2.0 License - typescriptlang.org

Data & API

• tRPC - MIT License - trpc.io
• TanStack Query (React Query) - MIT License - tanstack.com/query
• Fastify - MIT License - fastify.dev
• Drizzle ORM - Apache 2.0 License - orm.drizzle.team
• PostgreSQL - PostgreSQL License - postgresql.org
• Redis - BSD License - redis.io

UI & Animation

• React Navigation - MIT License - reactnavigation.org
• React Native Reanimated - MIT License - docs.swmansion.com/react-native-reanimated
• React Native Gesture Handler - MIT License - docs.swmansion.com/react-native-gesture-handler
• Expo Image - MIT License - docs.expo.dev

Storage & State

• MMKV - BSD License - react-native-mmkv
• Zustand - MIT License - zustand-demo.pmnd.rs
• Expo Secure Store - MIT License - docs.expo.dev

Analytics & Monitoring

• PostHog - MIT License - posthog.com
• Sentry - MIT License (SDK) - sentry.io

Payments

• RevenueCat - MIT License (SDK) - revenuecat.com

Utilities

• date-fns - MIT License - date-fns.org
• Luxon - MIT License - moment.github.io/luxon
• Immer - MIT License - immerjs.github.io/immer

Font

• Teletext50 Font - Public Domain / OFL - Original work by Galax (galax.xyz) - galax.xyz/TELETEXT

Data Sources

QFAX uses data from the following sources:

• SportMonks - Live scores, fixtures, and statistics - sportmonks.com
• API-Football - Match data for article generation - api-football.com
• BBC Sport - News headlines (via RSS) - bbc.com/sport
• FootballSite.co.uk - Historical "on this day" events - footballsite.co.uk

Licence Notes

The MIT Licence is one of the most permissive open source licences, allowing for commercial use, modification, distribution, and private use with minimal restrictions.

Apache 2.0 Licence provides similar permissions while also including an explicit grant of patent rights from contributors.

BSD and PostgreSQL licences are also permissive, allowing free use with attribution.

For complete licence texts and full dependency lists, please visit the respective project repositories linked above.

Attribution

QFAX is developed by Withqwerty Ltd. We're deeply grateful to the open source community for making projects like this possible.

If you have questions about our use of open source software, please contact us at [email protected].