The server source is also in that same repo, it's under relay: https://github.com/TrevorSundberg/skugo/tree/master/relay https://github.com/TrevorSundberg/skugo

The server source is also in that same repo, it's under relay: https://github.com/TrevorSundberg/skugo/tree/master/relay https://github.com/TrevorSundberg/skugo/tree/master/relay There's some code shared between the relay, client, and server (for message structure) in the shared directory.