How to Add Workshop Mods to Your Arma Reforger Server

Updated 10 June 2026 · By Host Havoc Technical Support Team

You can install mods on your Arma Reforger server by editing the serverconfig.json file through the Game Control Panel. Each mod requires its ID, name, and version.

If your mod introduces a custom scenario, see adding workshop scenarios after completing these steps.

Getting the Mod ID, Name, and Version

Method 1: Workshop Website

  1. Open the Arma Reforger Workshop.
  2. Find the mod you want to install.
  3. Copy the Name, ID, and Version values shown on the mod page.
    Arma Reforger Workshop page showing mod Name, ID, and Version fields

Method 2: ServerData.json

  1. Install the mod from the in-game workshop on your PC.
  2. Navigate to C:\Users\<Username>\Documents\my games\ArmaReforger\addons\.
  3. Open the folder for the mod.
  4. Open ServerData.json.
  5. Copy the id, name, and version values from the top of the file:
"id": "591AF5BDA9F7CE8B",
"name": "Capture & Hold",
"revision": {
  "version": "1.0.8",

Adding the Mod to the Server

  1. Log in to the Game Control Panel and navigate to your server.
  2. Stop your server.
  3. Click the Configuration Files icon.
  4. Click Config Editor for serverconfig.json.
  5. Navigate to the Mods option.
  6. Add an entry using this template:
    {"modId":"id","name":"name","version":"version"}

    Replace id, name, and version with the values you copied. For example:
    {"modId":"591AF5BDA9F7CE8B","name":"Capture & Hold","version":"1.0.8"}

    Note: If you are adding multiple mods, separate each entry with a comma, except after the last one:

    {"modId":"591AF5BDA9F7CE8B","name":"Capture & Hold","version":"1.0.8"},
{"modId":"59673B6FBB95459F","name":"BetterTracers","version":"1.0.5"},
{"modId":"5614E482BF83E310","name":"Sample Mod - New Car","version":"1.0.5"}
  7. Click Save.