
NoLag-Ultimate
NoLag Ultimate is a comprehensive and high performance optimization solution specifically engineered for modern Minecraft servers running on version 1.21 and above. This all in one utility focuses on maintaining peak server stability by addressing the most
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Compatibility
Minecraft: Java Edition
26.2
26.1.x
1.21.x
1.20.x
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Details
Licensed MPL-2.0
Published 7 months ago
Updated 2 days ago
โก NoLag Ultimate โ Professional Server Optimization Suite
NoLag Ultimate is an all-in-one, ultra-lightweight performance optimization and server stability suite engineered for modern Minecraft servers (1.20.6 โ 1.21.x+). Built specifically for high-tickrate environments on Paper, Purpur, and Folia, NoLag Ultimate blends intelligent entity/item batching, dynamic tick throttles, and automated lag-machine suppression to keep your server running at a buttery-smooth 20.0 TPS even under heavy load.
๐ Key Features
๐ก๏ธ Smart Anti-Lag Machine & Redstone Throttler
- Automatically detects high-frequency redstone loops, zero-tick clocks, and piston lag machines in real-time.
- Instantly depowers and safely neutralizes abusive clocks before they can freeze the server main thread.
๐ฅ Advanced TNT & Explosion Protection
- Limits active primed TNT per chunk to stop server-crashing TNT cannons.
- Suppresses runaway explosion chain reactions while keeping vanilla gameplay satisfying.
- Optional yield control and explosion fire spread disabling.
๐ง Smart Mob & Item Stackers (Persistent Data Safe)
- Smart Mob Stacker: Groups identical mobs within configurable radius using native
PersistentDataContainer(PDC). Preserves baby/adult status, sheep colors, slime sizes, and supports shift+right-click unstacking! - Item Stacker: Seamlessly merges ground items to drastically cut entity tick overhead while preserving player pickup delays and shop displays.
๐งน Intelligent Cleanup System with Broadcast Alerts
- Periodic ground item and clutter mob sweep with configurable countdown warnings (5m, 2m, 1m, 30s, 10s).
- Auto-Emergency Cleanup: Automatically triggers an emergency purge if the server TPS drops below a critical threshold.
- Safe exclusions: Protects tamed pets, leashed animals, named mobs, mounts, and villagers.
๐ Command Security & Exploit Filter
- Blocks dangerous lag-inducing and server-crashing commands (e.g. WorldEdit
//calc,//eval,//solve, massive/fill, etc.) for non-whitelisted players. - Fully immune to multi-slash bypasses with real-time admin alert notifications.
๐ Optimization Modules
- Fast Leaf Decay: Cleans up floating leaves rapidly once a tree is felled without destroying neighboring live trees.
- Dynamic View Distance: Dynamically scales client view/simulation distance based on live server TPS.
- Hopper Throttling: Smart transfer regulation during performance dips to prevent hopper-clock strain.
- Entity AI Activation Range: Disables AI for distant mobs during lag spikes, protecting Citizens NPCs and custom entities.
- Void Teleport Rescue: Automatically rescues falling players across all dimensions back to safety before calculations freeze the server.
- Elytra Protection: Temporarily limits high-speed elytra flight during severe server lag.
๐ Real-Time Interactive Dashboard & Diagnostics
Open the interactive in-game GUI with /nolag dashboard to view live server metrics:
- Live TPS & MSPT (Milliseconds Per Tick)
- Real-time JVM Heap & RAM Usage
- World Entity & Chunk Counters
- 1-Click Manual Cleanup & Configuration Reload
๐ ๏ธ Commands & Permissions
| Command | Description | Permission |
|---|---|---|
/nolag |
Main menu & live server status overview | nolag.use |
/nolag dashboard |
Opens the interactive visual GUI | nolag.dashboard |
/nolag tps |
Displays precise real-time TPS & MSPT | nolag.tps |
/nolag stats |
Displays memory, entity, and chunk statistics | nolag.admin |
/nolag cleanup |
Immediately forces an item/mob cleanup cycle | nolag.cleanup |
/nolag reload |
Reloads config.yml and restarts all modules |
nolag.reload |
/nolag version |
Displays version and environment info | nolag.use |
๐ Additional Bypass Permissions
nolag.adminโ Master administrative permission (Default: OP)nolag.unstackโ Allows shift+right-click unstacking of mobsnolag.commandfilter.bypassโ Bypass command restrictionsnolag.commandfilter.notifyโ Receive admin security alertsnolag.elytra.bypassโ Bypass elytra restrictions during low TPSnolag.armorstand.bypassโ Bypass chunk armor stand placement limits
โ๏ธ Compatibility & Requirements
- Supported Minecraft Versions:
1.20.6,1.21,1.21.1,1.21.x+ - Supported Server Software: Paper, Purpur, Folia, Spigot
- Java Version: Java 21 or higher
- Soft Dependencies: PlaceholderAPI, Vault, WorldEdit, WorldGuard
Give your players the lag-free experience they deserve with NoLag Ultimate!

