Matrix is based on an open documented protocol, which means it welcomes multiple implementations. There are several terminal-based clients, which you can see on

Matrix is based on an open documented protocol, which means it welcomes multiple implementations. There are several terminal-based clients, which you can see on their current client list, and I wouldn't be surprised if more appear over time: https://matrix.org/clients/ https://matrix.org/clients/ There are also Matrix-IRC bridges that already exist: https://matrix.org/bridges/#irc https://matrix.org/bridges/#irc