Google has launched a new service called Google Takeout. Google Takeout allows you to download a copy of your data stored within Google products.It is also included in google+.This service is brought to you by The Data Liberation Front. The Data Liberation Front is an engineering team at Google whose main goal is to make it easier for users to move their data in and out of Google products.
The Data Liberation Front mission statement:
Users should be able to control the data they store in any of Google’s products. Our team’s goal is to make it easier to move data in and out.
The Data Liberation Front Homepage