Google App Engine Documentation

App Engine's environments, the standard environment and the flexible environment (in beta), support a host of programming languages.

Choose your preferred language and environment.

Language Standard Environment Flexible Environment
Python

Python 2.7

View Python Docs

Python 2.7/3.4

View Python Docs
Java

Java 7

View Java Docs

Java 8

View Java Docs
Php

PHP

View PHP Docs
Go

Go

View Go Docs

Go

View Go Docs
Node

Node.js

View Node.js Docs
Ruby

Ruby

View Ruby Docs
More

Custom Runtimes

View Custom Runtimes Docs

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App Engine Documentation