Install wesnoth-1.12-server by entering the following commands in the terminal:
sudo apt update sudo apt install wesnoth-1.12-server
Description:
multiplayer network server for Wesnoth (branch 1.12)
This package contains the multiplayer network server for Wesnoth. You need it if you want to host multiplayer games on your computer and don't want to use the official servers. . Battle for control of villages, using variety of units which have advantages and disadvantages in different types of terrains and against different types of attacks. Units gain experience and advance levels, and are carried over from one scenario to the next in a campaign.
Homepage: http://wesnoth.org/
Version: 1:1.12.6-1build3
Section: universe/games