Google is enhancing their takeout service (the ability to extract your data out of Google Services). Calendar data has recently been added and Gmail is next. A recent techcrunch article provides some background.
When you are logged in to Google, look for the person icon in the upper right and click on it.
Then click "account". The "download your data" link is where you will find the products currently in place.
A recent techcrunch article provides some background.
