Examples

Explore the following examples for Durable Objects.

Build a counter

Build a counter using Durable Objects and Workers with RPC methods.

Build a rate limiter

Build a rate limiter using Durable Objects and Workers.

Build a WebSocket server

Build a WebSocket server using Durable Objects and Workers.

Build a WebSocket server with WebSocket Hibernation

Build a WebSocket server using WebSocket Hibernation on Durable Objects and Workers.

Durable Object in-memory state

Create a Durable Object that stores the last location it was accessed from in-memory.

Durable Object Time To Live

Use the Durable Objects Alarms API to implement a Time To Live (TTL) for Durable Object instances.

Testing with Durable Objects

Write tests for Durable Objects.

Use ReadableStream with Durable Object and Workers

Stream ReadableStream from Durable Objects.

Use RpcTarget class to handle Durable Object metadata

Access the name from within a Durable Object using RpcTarget.

Use the Alarms API

Use the Durable Objects Alarms API to batch requests to a Durable Object.

Use Workers KV from Durable Objects

Read and write to/from KV within a Durable Object