One node that speaks the protocols your software already uses. Point Electrum wallets, lnd and btcwallet, bitcoind tooling, or your own explorer at a single libbitcoin-server. Robust integrated html block explorer and administrative dashboard. Each interface on its own port, with its own credentials and/or certificates. Below is every method it serves, and what each one answers.
*p2ps is not yet implemented, in scope for v4.
*zmq and zmqs (curvecp) are not yet implemented, in scope for v5.