Knowledgebase Necesse How To Install Mods On Your Necesse Serv...

How To Install Mods On Your Necesse Server

Necesse supports mods from the Steam Workshop as well as manually installed .jar files. This guide covers both methods, so you can pick whichever fits the mod you're after.

📌 Note: Every player who wants to join needs the same mods installed on their own game. If mods don't match between client and server, Necesse will block the connection or prompt a mod mismatch warning.

Method 1: Steam Workshop Mods

The easiest option, since the server downloads and updates these mods on its own.

  1. Find the mod you want on the Necesse Steam Workshop and copy its page URL.
  2. The Workshop ID is the number at the end of the URL. For example, in steamcommunity.com/sharedfiles/filedetails/?id=3574352062, the ID is 3574352062.
  3. Log into your MintServers panel and Stop your server.
  4. Find the Steam Workshop Mods field and enter your Workshop ID. For multiple mods, separate each ID with a comma, for example 3574352062,3549799893,3507626499.
  5. Save your changes and Start your server. The mods will download automatically and stay updated on future restarts.
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Method 2: Manually Installing a Mod

Use this for mods that aren't on the Steam Workshop, or mod .jar files you already have.

  1. Log into your MintServers panel and Stop your server.
  2. Open the Files tab and navigate to the mods folder.
  3. Upload your mod's .jar file directly into that folder.
  4. Start your server.
📁 server (your main server directory)
📁 mods (upload your .jar files here)
💡 Pro Tip: Already subscribed to the mod through Steam on your own PC? You can grab its .jar straight from your local Workshop folder instead of hunting for a separate download, it's usually at C:\Program Files (x86)\Steam\steamapps\workshop\content\1169040\, inside the folder matching the mod's Workshop ID.

Getting Your Players Set Up

Once your mods are installed, share the exact list with your players so they can subscribe to the same ones on their end. Bundling them into a single Steam Workshop Collection makes this much easier, players just subscribe to the collection instead of each mod individually.

🛠️ Troubleshooting

  • Mod mismatch when joining: The player's mod list doesn't exactly match the server's. Confirm they've subscribed to every mod your server is running, and nothing extra.
  • Workshop mod not downloading: Double-check the Workshop ID for typos, IDs are numeric only, and make sure the mod is still available on the Workshop.
  • Manually uploaded mod not loading: Make sure the .jar file was uploaded directly into the mods folder and not a subfolder, and that the server was fully restarted after uploading.

That covers getting mods up and running on your server. If a specific mod still won't load correctly, no worries! Just open a support ticket and our team will gladly take a look.

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