How to Install Mods on Your Arma Reforger Server

Learn how to find and install Workshop mods on your Arma Reforger server.

Mods can dramatically change your Arma Reforger experience — from new weapons and vehicles to entirely new game modes and maps. The XGamingServer panel includes a built-in mod manager that lets you search and install Workshop mods directly.

The easiest way to install mods is through the Arma Reforger Config Editor's Mods tab, which searches the Workshop and automatically resolves dependencies.

Open the XGamingServer panel

Access the XGamingServer panel and select your Arma Reforger server.

Open Arma Reforger Config

In the sidebar, go to Arma Reforger Config.

Go to the Mods tab

Click the Mods tab.

Search for mods

In the Search Workshop Mods section, search by mod name, author, mod ID, or Workshop URL.

Add the mod

Click Add on the mod you want — dependencies are added automatically.

Configure the mod

The mod appears in the Configured Mods section below. Toggle Required if players must have it installed to join.

Save and restart

Click Save Changes and restart your server.

Screenshot: Mods tab in the Arma Reforger Config Editor

💡 Tip: You can also add mods manually by entering a Mod ID and optional Mod Name in the Manual Mod Entry section below the search.

Importing Mods from Your Game Client

If you want to quickly copy your local mod list to the server:

Open the mod preset

Open Arma Reforger and go to the main menu.

Copy the mod JSON

Select the Mod Preset icon, switch to the JSON tab, and click Copy to clipboard.

Open Import/Export Mods

In the Config Editor's Mods tab, scroll to Import/Export Mods.

Import the mods

Paste the JSON into the textarea and click Import Mods.

Save and restart

Click Save Changes and restart your server.

Editing config.json Manually

For advanced users, you can also add mods directly to the config file:

Navigate to Files

In the sidebar, go to Files.

Open the config file

Open config.json and find the "mods" array inside the "game" object.

Add your mod entries

Add your mod entries:

"mods": [
  {
    "modId": "59674C21AA886D57",
    "name": "BetterMuzzleFlashes 2.0",
    "version": "2.0.8"
  }
]

Save and restart

Click Save and restart your server.

⚠️ Warning: Always validate your JSON after manual editing. An incorrectly formatted config.json will prevent your server from starting. Use a tool like JSONLint to check for syntax errors.

Required vs. Optional Mods

When adding mods through the Config Editor, you'll see a Required toggle for each mod:

  • Required (enabled) — Players must have this mod installed to join. The game will prompt them to download it automatically. Use this for mods that change gameplay, add new weapons, vehicles, maps, or game mechanics.
  • Required (disabled) — The mod runs on the server but players can join without it. Useful for server-side-only mods like admin tools or logging plugins.

Finding Mods

Browse mods for your server on these platforms:

  • Arma Reforger Workshop — The official mod repository. All mods here are compatible with the in-game mod manager and the Config Editor's search.
  • In-game Workshop — Browse mods directly from Arma Reforger's main menu under the Workshop section.

Popular mod categories include:

  • Weapons & Equipment — New firearms, uniforms, gear, and vehicles
  • Maps — Custom terrains and islands beyond the official Everon, Arland, and Kolguyev
  • Game Modes — Custom scenarios, missions, and gameplay systems
  • Quality of Life — UI improvements, admin tools, and gameplay tweaks

Mod Compatibility After Updates

When Arma Reforger receives a game update, some mods may break until their authors release compatible versions. If your server crashes after an update:

  1. Check Console for error messages — they usually identify which mod is causing the problem.
  2. Try disabling recently updated or suspect mods in Arma Reforger ConfigMods tab.
  3. Check the mod's Workshop page for update notes or compatibility information.
  4. Re-enable mods one at a time to isolate the problematic one.

📝 Note: Players connecting to your modded server must have the same mods installed on their local client. Arma Reforger will usually prompt players to download missing mods automatically when they try to join. If crossplay is enabled, make sure your mods support all platforms — some mods are PC-only.

If you get stuck at any time, you can join our Discord.

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