Server Overview
FortressMC (also FORTRESS or FMC) runs Folia 1.21.11, a region-threaded fork of Paper. All custom gameplay plugins support Folia.
For how to join, see Join. For Java/Bedrock compatibility, see Connecting.
Platform
| Setting | Value |
|---|---|
| Server software | Folia 1.21.11 |
| Game mode | Survival |
| Difficulty | Hard |
| Online mode | Enabled (premium accounts) |
| Max players | 1,000 |
| Java heap | 4-8 GB (G1GC) |
Worlds
| Dimension | Folder | Notes |
|---|---|---|
| Overworld | world | Bounded to ±10,000. See World Design. |
| Nether | world_nether | Pearled players respawn within ±1,250 of 0,0 |
| End | world_the_end | Standard End |
Seed: 3934000894837148326
Generator: minecraft:normal
Important settings
These affect day-to-day gameplay. Full list in Server Properties.
| Setting | Value | What it means |
|---|---|---|
generate-structures | false | No villages, strongholds, monuments, etc. See Structures Disabled. |
spawn-protection | 0 | No spawn protection. You can build and fight at spawn. |
view-distance | 10 | 10 chunk render distance |
simulation-distance | 10 | 10 chunk simulation distance |
allow-flight | false | No survival flight unless op |
white-list | false | Open join |
Anti-xray
Paper anti-xray is enabled on the Overworld and Nether (engine mode 1, ores only). The End uses default settings. Lava does not hide ores from the x-ray engine.
Overworld ores obfuscated: diamond, gold, iron, coal, copper, lapis, redstone, emerald, and others.
Nether ores obfuscated: nether gold ore, quartz, ancient debris.
Connectivity
FortressMC runs ViaVersion 5.10.0 and ViaBackwards 5.10.0.
| Plugin | Java client versions |
|---|---|
| ViaBackwards | 1.10 to 1.21.11 |
| ViaVersion | 1.21.11 to 26.2 |
| Geyser | Bedrock |
Details: Connecting
Recommended client mods
| Mod / service | Role |
|---|---|
| Simple Voice Chat | Proximity voice (server plugin + client mod) |
| SimpleVoiceRadio | Long-range radio channels (voice chat addon) |
| Distant Horizons | Extended render distance (server support plugin + client mod) |
| squaremap | Live 2D web map in browser |
Details: Recommended Mods
Next steps
- Connecting: Java, Bedrock, and version compatibility
- Recommended Mods: voice chat and Distant Horizons
- World Design: map bounds and end portal grid
- Server Properties: full config dump
- Plugins: all custom plugins