The multiplayer code in Imperium has seen a lot of work this summer. It’s shaping up quite well and it’s soon in a state where it can be tested live. Setting up games works fine via a server hosted by https://www.digitalocean.com/. Latencies seem to be ok but I still need to do some measuring to make sure there are no issues. The lobby works ok and it’s possible to set up games that others can join.
The video below shows how to set up an online game from scratch as well as how to edit armies.