An Unofficial Google+ JavaScript API It has been 6 months since we have seen any Circle/Posts/Followers Write/Read API for Google+. Since Google+ is by nature asynchronous we could tap into their XHR calls and imitate the requests. Who uses this API: My Hangouts Chrome Extension https://plus.google.com/116935358560979346551/about Circle Management Chrome Extension https://plus.google.com/100283465