durable-objects

Cloudflare Durable Objects provide per-entity storage and strong consistency for stateful coordination at the edge. You can build WebSocket chat rooms by implementing a DO class to manage bidirectional communication and state updates.

Vitest-compatible testing patterns for Durable Objects allow you to validate class design, state management, and RPC methods reliably. You can run tests locally via Wrangler to ensure your DO behaves correctly before deployment.

Yes, Durable Objects support SQLite-backed per-entity storage for applications like collaborative documents and games. This provides strong consistency and predictable routing for real-time state management at the edge.

You can configure Durable Objects by setting up Wrangler integration and defining migrations for your project. This involves bootstrapping the DO class, specifying environment setup, and applying best-practice usage of getByName routing.

Yes, Durable Objects include built-in support for alarms and lifecycle management. This allows you to handle scheduled tasks, execute timed operations, and ensure clean shutdowns for your stateful edge applications.

Use Durable Objects when you need stateful coordination, per-entity storage, and strong consistency for real-time apps like multiplayer sessions or RPC services. Standard Workers are better suited for stateless request handling without persistent storage requirements.