You might want to check out red#matrix (http://redmatrix.me/ http://redmatrix.me/). There user accounts/identities are federated. It is easy to switch to anoth

You might want to check out red#matrix (http://redmatrix.me/ http://redmatrix.me/). There user accounts/identities are federated. It is easy to switch to another node. The "standardized platform" is the ZOT-Protocol layer.