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Show HN: Vaultrice – A real-time key-value store with a localStorage API


Build collaborative applications with instant state synchronization across devices and domains. No backend complexity required.

Vaultrice is a globally distributed key-value store with a familiar API, built for real-time collaboration. State is seamlessly synced across all tabs, devices, and even different domains, making it perfect for building unified user experiences. Build real-time features like "who's online" lists, shared to-do apps, or simple multiplayer game lobbies with our integrated Presence API.

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