You have it backwards. Matrix [1] (the protocol and network) and Riot (the client) are both open and used by many many people already. The matrix team on beha

You have it backwards. Matrix [1] (the protocol and network) and Riot (the client) are both open and used by many many people already. The matrix team on behalf of the French goverment [3] developed a fork of the Riot app (TChap) [4] that connects to a private network of home servers with custom registration policies and probably other features as well. 1. http://matrix.org http://matrix.org 2. https://about.riot.im https://about.riot.im 3. https://fosdem.org/2019/schedule/event/matrix_french_state https://fosdem.org/2019/schedule/event/matrix_french_state 4. https://github.com/dinsic-pim/tchap-android https://github.com/dinsic-pim/tchap-android