Tarsier

TarsierLabs

About this app

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: [e-mail]

What’s new

Official release of Tarsier! Discover our smart messaging and automated commerce ecosystem. Experience next-generation connectivity today.