Open-Source Licenses

Tetsu · Updated July 13, 2026

Tetsu is built with open-source software. We're grateful to the maintainers of these projects and many others. Major components include:

• React Native & React — MIT License
• Expo (SDK, Router, and modules) — MIT License
• supabase-js — MIT License
• Zustand — MIT License
• FlashList — MIT License
• Reanimated & Gesture Handler — MIT License
• Lucide Icons — ISC License
• date-fns — MIT License
• react-native-purchases — MIT License
• sentry-react-native — MIT License

Each package's full license text is available at the linked repository. A complete dependency manifest is available on request: support@tetsu.fitness.