Wire app. Not sure if Riot has a web app right now, but they plan to have one when they overhaul the UI at least: https://medium.com/@RiotChat/a-sneak-peek-at-

Wire app. Not sure if Riot has a web app right now, but they plan to have one when they overhaul the UI at least: https://medium.com/@RiotChat/a-sneak-peek-at-a-whole-new-riot-im-1114df653782 https://medium.com/@RiotChat/a-sneak-peek-at-a-whole-new-rio... Neither is P2P, but Riot is federated.