You can user it: getgspace.com

[Unlinked just in case. -Philipp]

It is not new!

Fon integrates Google Stuff since an partnership sealed in February 2006. Gspace is an extension neither made by Google nor Fon, but Fon promote it. I don't know what is Google feelings about this project.

fon seems cool – https://www.fon.com/en/

anybody tried it yet?