Hosting a Minecraft modpack server requires more resources than vanilla. The specific requirements depend on the modpack, player count, and mod complexity.
RAM Requirements by Modpack
| Modpack | Minimum RAM | Recommended RAM | Mod Loader | Java |
|---|---|---|---|---|
| Vanilla | 2 GB | 4 GB | None | 21 |
| Cobblemon | 4 GB | 6-8 GB | Fabric/NeoForge | 21 |
| Better MC | 6 GB | 8 GB | Fabric/Forge | 17-21 |
| Vault Hunters | 8 GB | 10-12 GB | Forge | 17 |
| ATM10 | 10 GB | 14-16 GB | NeoForge | 21 |
| RLCraft | 4 GB | 6 GB | Forge | 8-17 |
| StoneBlock 4 | 8 GB | 10 GB | NeoForge | 21 |
| Create Above & Beyond | 6 GB | 8 GB | Forge | 17 |
Setup Steps
1. Choose Your Mod Loader
- Forge: Older modpacks (pre-1.20.5)
- NeoForge: Modern modpacks (1.20.5+)
- Fabric: Lightweight modpacks (Cobblemon)
2. Install the Server Pack
Most modpacks provide a server pack download on CurseForge or Modrinth. This includes all necessary mods and configurations.
3. Configure Server Properties
- Set RAM allocation in the start script
- Configure view distance and simulation distance
- Set the correct Java version
4. Optimize
- Pre-generate the world with Chunky
- Use ZGC for 10+ GB RAM allocations
- Adjust entity activation range and mob caps
Space-Node Modpack Plans
| Plan | RAM | Price | Best For |
|---|---|---|---|
| MC Coal | 3 GB | 2.70 EUR/mo | Vanilla, light mods |
| MC Gold | 6 GB | 5.84 EUR/mo | Cobblemon, Better MC |
| MC Diamond | 8 GB | 7.78 EUR/mo | Vault Hunters |
| MC Special 1 | 12 GB | 11.66 EUR/mo | ATM10 |
| MC Special 2 | 16 GB | 15.55 EUR/mo | Heavy ATM10 |
All plans include NVMe SSD, AMD Ryzen 9 CPUs, and one-click modpack installation.
FAQ
How much RAM does a modpack server need? Light packs: 4-6 GB. Heavy packs (ATM10): 10-16 GB.
Can I run modpacks on a free host? Most modpacks need more RAM than free hosts provide. Paid hosting starting at a few euros per month is recommended.
Do I need a specific Java version? Yes. Modern modpacks (1.20.5+) require Java 21. Older packs may use Java 17 or 8.
Related: ATM10 server requirements, Best modpacks 2026, How much RAM for Minecraft