Inter Realms Community SMP Sets

Inter Realms Community SMP Sets

This is the set of required mods for the Inter Realms Community SMP.

by interrealms
1.4K Downloads
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fabricMC 1.21.11libraryoptimization

Screenshots

World 4 Spawn of Inter Realms Community Server

About this Modpack

This is the set of required mods for the Inter Realms Community SMP. 

This modpack comes in different editions to cater to your play style on the Inter Realms Community SMP

As of 1.21.4, we have condensed the pack down to one pack. Please see the latest download for a full listing of the mods.

Available Versions

Inter Realms Community SMP Sets 1.21.11.brelease
MC 1.21.11fabric71 downloads
March 16, 2026
Inter Realms Community SMP Sets 1.21.11.arelease
MC 1.21.11fabric40 downloads
March 16, 2026
Inter Realms Community SMP Sets 1.21.10.brelease
MC 1.21.10fabric64 downloads
November 28, 2025
Inter Realms Community SMP Sets 1.21.10.arelease
MC 1.21.10fabric66 downloads
November 2, 2025
Inter Realms Community SMP Sets 1.21.8.brelease
MC 1.21.8fabric76 downloads
August 1, 2025

How to Set Up a Inter Realms Community SMP Sets Server

1

Order Server

Choose at least 4 GB RAM (6 GB recommended for Inter Realms Community SMP Sets). Based on player count: per 8 players.

2

Install Modpack in Dashboard

Open the modpack browser in the dashboard, search for "Inter Realms Community SMP Sets" and click "Install". The fabric loader and Minecraft 1.21.11 are configured automatically.

3

Start Server & Play

Start the server – all mods are loaded automatically. Share the server IP with friends and play together!

Frequently Asked Questions

Inter Realms Community SMP Sets server crashes or won't start – what to do?

Most common causes: insufficient RAM or wrong fabric loader. Check latest.log for "OutOfMemoryError" → increase RAM to at least 6 GB. For "Mixin" or "ClassNotFoundException" errors: modpack version and loader don't match. With Mado Hosting, loader and Minecraft version are auto-configured on modpack install – preventing most startup issues.

How much RAM does a Inter Realms Community SMP Sets server really need?

Minimum 4 GB, recommended 6 GB for stable performance. per 8 players. Important: Minecraft modpacks need more RAM than vanilla – plan extra per additional player. With Mado Hosting, you can scale RAM up live at any time without data loss (from €8/month).

Can I add custom mods to Inter Realms Community SMP Sets without conflicts?

Yes, but check compatibility: only use mods for the same loader (fabric) and same Minecraft version (1.21.11). Common issues: ID conflicts with recipe mods and incompatible coremod versions. The Mado dashboard mod browser only shows compatible mods and warns about known conflicts.

Inter Realms Community SMP Sets server lagging – performance tips

1) Increase RAM to 6 GB+. 2) Reduce server view-distance to 8 (server.properties). 3) Pre-generate chunks with the "Chunky" plugin. 4) Use /spark profiler to check which mods consume the most tick time. With Mado Hosting, all servers run on NVMe SSDs with dedicated CPU cores – eliminating hardware as a bottleneck.

Rent Inter Realms Community SMP Sets Server

Start your own server with automatic modpack installation.

Recommended RAM:
6 GB(min. 4 GB)
From 8.00 / month
Create Server Now
1-Click Modpack Install
NVMe SSD Storage
DDoS Protection included
Automatic Backups

Details

License
LicenseRef-All-Rights-Reserved
Server-side
Required
Client-side
Required

Supported Versions

1.21.111.21.101.21.81.21.41.211.20.4

Start your Inter Realms Community SMP Sets Server now

From €8.00/month with 6 GB RAM for the best performance.

Configure Server →