---
title: Demos and architectures · Cloudflare Durable Objects docs
description: Learn how you can use a Durable Object within your existing application and architecture.
lastUpdated: 2025-01-31T11:01:46.000Z
source_url:
  html: https://a74404c8.preview.developers.cloudflare.com/durable-objects/demos/index.md
  md: https://a74404c8.preview.developers.cloudflare.com/durable-objects/demos/
---

Learn how you can use a Durable Object within your existing application and architecture.

## Demos

Explore the following demo applications for Durable Objects.

* [NBA Finals Polling and Predictor:](https://github.com/elizabethsiegle/nbafinals-cloudflare-ai-hono-durable-objects) This stateful polling application uses Cloudflare Workers AI, Cloudflare Pages, Cloudflare Durable Objects, and Hono to keep track of users' votes for different basketball teams and generates personal predictions for the series.
* [Cloudflare Workers Chat Demo:](https://github.com/cloudflare/workers-chat-demo) This is a demo app written on Cloudflare Workers utilizing Durable Objects to implement real-time chat with stored history.
* [Wildebeest:](https://github.com/cloudflare/wildebeest) Wildebeest is an ActivityPub and Mastodon-compatible server whose goal is to allow anyone to operate their Fediverse server and identity on their domain without needing to keep infrastructure, with minimal setup and maintenance, and running in minutes.
* [Multiplayer Doom Workers:](https://github.com/cloudflare/doom-workers) A WebAssembly Doom port with multiplayer support running on top of Cloudflare's global network using Workers, WebSockets, Pages, and Durable Objects.

## Reference architectures

Explore the following reference architectures that use Durable Objects:

* [Optimizing and securing connected transportation systems](https://developers.cloudflare.com/reference-architecture/diagrams/iot/optimizing-and-securing-connected-transportation-systems/)
* [Fullstack applications](https://developers.cloudflare.com/reference-architecture/diagrams/serverless/fullstack-application/)
* [Control and data plane architectural pattern for Durable Objects](https://developers.cloudflare.com/reference-architecture/diagrams/storage/durable-object-control-data-plane-pattern/)
