Notice: Over the next few months, we're reorganizing the App Engine documentation site to make it easier to find content and better align with the rest of Google Cloud products. The same content will be available, but the navigation will now match the rest of the Cloud products.

The App Engine flexible environment is based on Google Compute Engine and automatically scales your app up and down while balancing the load. Learn more

Guides

Reference

Resources

Training and tutorials

Try Ruby flexible environment tutorials, courses, and self-paced training from Google Cloud Skills Boost.

Tutorial

Google Cloud Getting Started with Ruby

Walks you through deploying an app to the App Engine standard environment.

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Tutorial

Build an Android App Using Firebase and the App Engine Flexible Environment

Learn how to write a mobile app with backend data storage, real-time synchronization, and user-event logging.

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Training

App Engine: Qwik Start - Ruby

Learn the value of Google Cloud and how to incorporate cloud-based solutions into your business strategies.

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Use cases

Explore use cases, reference architectures, whitepapers, best practices, and industry solutions.

Use case

Controlling Access to Websites and Apps

Learn how to control user access to enterprise web resources.

Enterprise BeyondCorp Authentication App Engine

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Use case

How to Authenticate Users with Ruby in the App Engine Flexible Environment

Explains how the Bookshelf app creates a sign-in flow for users and uses profile information to provide users with personalized functionality.

Language Auth Managed VMs

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Use case

Deploy PostgreSQL with Ruby in the App Engine Flexible Environment

Explains how the Bookshelf app can use Postgres for structured data.

Language Ruby Postgres Managed VMs App Engine Flexible Environment database

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Article

Twelve-factor app development on Google Cloud

Describes the popular twelve-factor app methodology and how to apply it when you design apps on Google Cloud.

App Engine Cloud Source Repositories Container Registry Apigee containers microservices

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Use case

Building a Full-Featured Ruby App in the App Engine Flexible Environment

The Bookshelf app is a sample web app that shows you how to use a variety of Google Cloud features. These tutorials explore the Bookshelf app in detail, and discuss how each major feature is implemented using familiar technologies and features provided by Cloud Platform.

Language Managed VMs

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Code samples

Dive into coding with examples that demonstrate how to use and connect Google Cloud services.

github

Cloud Storage sample

Demonstrates how to use Google Cloud Storage on Google App Engine flexible environment in Ruby

Open GitHub  

github

Send & receive Pub/Sub messages

Samples that demonstrate how to send and receive Pub/Sub messages

Open GitHub  

github

Connecting to Cloud SQL

Sample code to connect to Cloud SQL from Ruby on App Engine

Open GitHub  

github

Datastore samples

Store and retrieve data from Datastore for your Ruby app on App Engine

Open GitHub  

github

Mailgun sample

Send email from your App using Mailgun

Open GitHub  

github

SendGrid sample

Send email from your App using SendGrid

Open GitHub  

github

Analytics from Ruby

Send Google Analytics events from your application running on App Engine using Ruby

Open GitHub  

github

Serving static files

Serving static files from your application running on App Engine using Ruby

Open GitHub  

Videos