+++
title = "Modules"
weight = 13
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After completing the *Setup* section, follow the modules in order:

Module # | Feature | Description
------------ | ------------- | -------------
This section | Introduction | Learn about the Serverlesspresso application.
[Setup](../0-setup.html) | Setup | Prerequisites and requirements and setting up the AWS Cloud9 IDE.
[1a](../1-workflow.html) | Building the workflow - Part 1 | Start building the Step Functions workflow.
[1b](../1b-workflow.html) | Building the workflow - Part 2 | Finish and test the workflow.
[2](../2-events.html) | Routing events with EventBridge | Using events to communicate between different microservices.
[3](../3-web-apps.html) | Configure the front ends | Build a service that sends messages back to the frontends with an open websocket connection.