An offline-first note-taking application with real-time cloud synchronization, built with Flutter and powered by Sqflite + Firebase.
| Notes List | Create Note | Dark Mode |
|---|---|---|
 |
 |
 |
lib/ ├── core/ │ ├── themes/ # Light & Dark theme configurations │ ├── constants/ # App-wide constants │ └── utils/ # Helper functions ├── data/ │ ├── models/ # Note model with toJson/fromJson │ ├── local/ # Hive/SQLite data source │ └── remote/ # Firebase/Supabase data source ├── logic/ │ └── cubit/ # NotesCubit, ThemeCubit ├── presentation/ │ ├── screens/ # Home, Create, Edit, Search screens │ └── widgets/ # Reusable UI components └── main.dart
| Category | Technology |
|---|---|
| Framework | Flutter 3.x |
| State Management | BLoC / Cubit |
| Local Storage | Hive / SQLite |
| Cloud Sync | Firebase Firestore |
| Architecture | Clean Architecture |
| Theming | Material Design 3 |
- ✅ Offline-First: Full functionality without internet connection
- ✅ Cloud Sync: Automatic synchronization when connectivity is restored
- ✅ Zero Data Loss: Conflict resolution ensures no notes are ever lost
- ✅ Search & Filter: Instant search across all notes with optimized indexing
- ✅ Dark/Light Theme: Smooth theme switching with system preference support
- ✅ Rich Text: Support for formatted notes with categories and colors
- ✅ CRUD Operations: Create, Read, Update, Delete with undo support
- 📱 Handles 1000+ notes with smooth scrolling
- ⚡ < 500ms sync latency when connectivity restored
- 💾 Efficient local storage with Hive (NoSQL, zero-overhead)
- 🔄 Background sync without blocking UI
# Clone
git clone https://github.com/asherifo/sync-notes.git
cd sync-notes
# Install dependencies
flutter pub get
# Run
flutter run