---
title: Tutorials
description: Step-by-step Cloudflare Queues tutorials for common messaging patterns.
image: https://developers.cloudflare.com/dev-products-preview.png
---

> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/queues/llms.txt  
> Use this file to discover all available pages before exploring further. 

[Skip to content](#%5Ftop) 

# Tutorials

| Name                                                                                                                                          | Last Updated       | Difficulty   |
| --------------------------------------------------------------------------------------------------------------------------------------------- | ------------------ | ------------ |
| [Use event notification to summarize PDF files on upload](https://developers.cloudflare.com/r2/tutorials/summarize-pdf/)                      | over 1 year ago    | Intermediate |
| [Handle rate limits of external APIs](https://developers.cloudflare.com/queues/tutorials/handle-rate-limits/)                                 | almost 2 years ago | Beginner     |
| [Build a web crawler with Queues and Browser Run](https://developers.cloudflare.com/queues/tutorials/web-crawler-with-browser-run/)           | almost 2 years ago | Intermediate |
| [Log and store upload events in R2 with event notifications](https://developers.cloudflare.com/r2/tutorials/upload-logs-event-notifications/) | about 2 years ago  | Beginner     |

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