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How Static Web Apps Can Use Cloud Databases Without a Backend Server

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A common assumption holds that single-page applications hosted on platforms like GitHub Pages are limited to storing data only in a browser's local storage, preventing cross-device sync. Modern serverless architecture and Backend-as-a-Service (BaaS) platforms challenge this by allowing client-side apps to communicate directly with cloud databases. The open-source project Traliran AI Hub demonstrates this approach, using two core modules — DB_CONNECTOR and SYNC_MANAGER — to handle database communication and local state coordination respectively. The system supports multiple database providers, including Firebase, Supabase, and PocketBase, through a polymorphic driver that auto-detects the provider type from a user-supplied URL. This enables a 'Bring Your Own Database' model where users can connect their own database instance directly through the app's interface without any dedicated backend.

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