App Engine Standard
App Engine's standard environment is based on container instances running on Google's infrastructure. Preconfigured containers with one of several runtimes available.
App Engine's standard environment makes it easy to build and deploy an application that runs reliably even under heavy loads and with large amounts of data. Language used:
App Engine Flexible
App Engine allows developers to focus on what they do best: writing code. Based on Google Compute Engine, App Engine Flexible automatically adjusts your application environment up and down while balancing. Language used:
- Python 2.7 / 3.6
- Java 8
- PHP 5 / 7