Ioquake3

ioquake3 is an open-source, community-maintained engine port of Quake III Arena, compatible with the original game data.

Client setup

⚠︎

Warning: The ioquake3 module is not yet upstream and will be available in the upcoming NixOS 26.11 release.

The game can be installed and configured using the dedicated programs.ioquake3 option.

programs.ioquake3 = {
  enable = true;
  settings = {
    name = "onny";
    com_maxfps = 125;
    cg_frawFPS = true;
    cg_fov = 115;
    r_mode = "-1";
    r_customheight = 1080;
    r_customwidth = 1920;
    model = "sarge/default";
  };
};

Dedicated server setup

Following snippet will enable a Quake 3 Arena dedicated server. The map q3tourney3 (Hell's Gate) will be loaded.

services.quake3-server = {
  enable = true;
  openFirewall = true;
  baseq3 = "/var/lib/quake3";
  extraConfig = ''
    seta rconPassword "super_secret"
    seta sv_hostname "My NixOS Quake 3 Arena Dedicated Server"
    map q3tourney3
  '';
};

Game files must be present and readable on the path specified. The full path to the single game file will be /var/lib/quake3/.q3a/baseq3/pak0.pk3. Permissions must be set world-readable.

chmod -R o+rX /var/lib/quake3/.q3a/