idb_shim provides a unified Dart interface for IndexedDB across multiple platforms, including web browsers, mobile (Android/iOS), and desktop (macOS, Windows, Linux). It offers native browser support, file-based storage via the 'io' package, and in-memory storage for testing or temporary data. This package enables consistent NoSQL database operations regardless of the underlying platform, making it ideal for apps requiring offline data persistence with cross-platform compatibility.
Use cases
- Offline data storage
- Cross-platform app development
- Testing with in-memory databases
- Persistent client-side data
- Hybrid web and mobile applications
Key features
- Unified IndexedDB API
- Supports native browser, file, and in-memory backends
- Cross-platform compatibility
- Simple async/await interface
- Lightweight and modular design
Suitable for
- Flutter apps needing persistent storage
- Developers targeting multiple platforms
- Apps requiring offline functionality
- Prototyping with temporary data
- Projects using NoSQL data models
Considerations
- Requires understanding of IndexedDB concepts
- File-based storage may have size limits
- In-memory mode not persistent across restarts
- Not suitable for large-scale data without optimization
- Platform-specific behavior may require testing