Tarsier

Tarsier is a modern, feature-rich blog reader that puts your favorite tech articles at your fingertips. Built with a focus on reading experience, it offers a clean, distraction-free interface with powerful tools to discover, organize, and engage with content.

── KEY FEATURES ──

📖 BROWSE & DISCOVER

• Infinite scroll article feed with smooth pagination

• Browse by categories and tags for targeted content discovery

• Featured articles section showcasing handpicked content

• Powerful search with recent search history (persisted locally)

• Pull-to-refresh for the latest content

🔖 BOOKMARKS & OFFLINE

• Save articles to read later with one tap

• Optimistic updates — bookmarks save instantly

• Offline cache support — access your saved content without internet

• Bookmarks sync seamlessly across devices

💬 COMMENTS & ENGAGEMENT

• Inline comment system with reply threads

• Real-time comment updates via SSE (Server-Sent Events)

• Like articles and show appreciation for content creators

• Share articles via system share sheet

🌐 MULTI-LANGUAGE SUPPORT

• Full internationalization with 6 languages:

English, Chinese (Simplified), Japanese, Korean, French, German

• Language-specific content fetching from the API

• Seamless language switching without app restart

🎨 THEMING & UI

• Dark mode / Light mode with smooth animated transitions

• Design token system for consistent visual language

• Spring-based animated tab bar for fluid navigation

• Adaptive UI — overlays hide on scroll for immersive reading

• Skeleton loading states for a polished experience

🔐 AUTHENTICATION

• Secure OAuth 2.0 login: Google, GitHub, and Apple Sign-In

• Traditional email/password registration with form validation

• Automatic token refresh with retry logic

• Keychain-secured credential storage

⚡ PERFORMANCE

• Image prefetching for instant article card rendering

• MMKV-powered fast local storage (10x faster than AsyncStorage)

• Hermes engine for optimized JavaScript performance

• CodePush over-the-air updates — get new features without app store updates

• Sentry crash reporting and performance monitoring

── WHAT MAKES TARSIER DIFFERENT ──

Tarsier is not just another RSS reader. It's designed as a complete blog platform experience, integrating seamlessly with a modern backend (NestJS) to provide real-time interactions, multi-language content delivery, and a premium reading experience.

The app showcases clean architecture principles: Redux Toolkit for predictable state management, RTK Query for intelligent API caching with automatic cache invalidation, and React Native Reanimated for silky-smooth 60fps UI thread animations.

── TECHNOLOGY ──

Built with React Native 0.85, TypeScript 5.x, Redux Toolkit 2.x, RTK Query, React Navigation 7.x, React Native Reanimated 4.x, and i18next.

── CONTACT & SUPPORT ──

Developer: Porter

GitHub: github.com/MrBigPorter

Email: mrporterdev@gmail.com