*http://www.google.com/apis/maps/

!OpenSocial
*http://code.google.com/apis/opensocial/
*[Googleの野心的「OpenSocial」APIの詳細判明―木曜日にローンチへ|http://jp.techcrunch.com/archives/details-revealed-google-opensocial-to-be-common-apis-for-building-social-apps/]