Matrix.orgHere are three Matrix homeservers, each with one client connected. The clients are all participating in the same Matrix room, which is synchronised across the three participating servers. Alice sends a JSON message to a room on her homeserver.https://matrix.org/Inside Matrix, the protocol that might finally make messaging apps interoperableInteroperability emerged as one of the big technology trends of 2022, shining a light on open, decentralized protocols such as Matrix.https://techcrunch.com/2022/12/30/inside-matrix-the-protocol-that-might-finally-make-messaging-apps-interoperable