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Durable Objects
Overview
Get started
Walkthrough
Video series
Overview
Introduction
What are Durable Objects?
Create a Serverless Websocket 'Backend'
Real-time messaging with WebSockets
Building the App Frontend and UI
Make and Answer WebRTC calls
Deploy your Video Call app
Best practices
Access a Durable Object from a Worker
Create Durable Object stubs and send requests
Access Durable Objects Storage
Error handling
API
Alarms
Storage API
WebSockets
WebGPU
Rust API ↗
Observability
Troubleshooting
Metrics and GraphQL analytics
Examples
Build a rate limiter
Build a counter
Build a WebSocket server
Build a WebSocket server with WebSocket Hibernation
Durable Object in-memory state
Testing with Durable Objects
Use the Alarms API
Use KV from Durable Objects
Tutorials
Demos and architectures
Platform
Pricing
Limits
Choose a data or storage product ↗
Changelog
Known issues
Reference
In-memory state in a Durable Object
Durable Objects migrations
Durable Objects with WebSockets
Data security
Data location
Environments
Gradual Deployments ↗
Glossary
Durable Objects REST API ↗
API
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Durable Objects
Best practices
Best practices
Access a Durable Object from a Worker
Create Durable Object stubs and send requests
Access Durable Objects Storage
Error handling
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