Arma 3

Arma 3 uses a contiguous UDP port block for gameplay, Steam query, voice, and BattlEye-related traffic. Swarm Hosts persists the server files under /serverdata.

Quick Facts

  • Image: swarmhosts/games:arma3-game-runtime-detected-stable-2026.05.07
  • Persistent data: /serverdata
  • Default ports: 2302/udp, 2303/udp, 2304/udp, 2305/udp, 2306/udp

Launch Notes

  1. Choose Arma 3.
  2. Use GAME_PARAMS to reference your server config, profile name, and mod startup parameters.
  3. Upload server config files and mod content through the file manager after first launch.

Data

Profiles, configs, server files, and mod folders live in /serverdata.