TESTED ON 4GB RAM SERVER 150 % CPU
SmartLagOptimizer is a next-generation lag optimization plugin for Bukkit, Spigot, and PaperMC servers. Designed to intelligently detect, prevent, and resolve performance issues, it offers fully customizable entity clearing, performance monitoring, AI-based tweaks, and automatic configuration optimization.
Features
✅ Smart Entity Clearing
• Detects and removes clustered or excessive entities.
• World and entity-type targeting support.
⏳ ClearLag-Style Countdown
• Fully configurable countdown messages.
• Chat + Title bar support with placeholders.
Real-time Performance Monitoring
• TPS, MSPT, RAM usage display.
• Automatic alerts for admins.
️ Auto Configuration Optimization
• Tweaks bukkit.yml, spigot.yml, paper-global.yml, paper-world-defaults.yml, server.properties.
• One-command smart optimization.
Chunk Management
• Detects overloaded/inactive chunks.
• Optional unloading to reduce server load.
Scheduled Announcements
• Pre-warnings before entity clearing.
• Customizable intervals and messages.
AI Mode (Optional)
• Adaptive lag prevention based on live server performance.
• Automatically adjusts thresholds and timers.
Teleport Optimization
• Prevents laggy chunk teleports.
• Preloads chunks before player arrival.
Advanced Performance Tweaks
• Hopper optimization, entity AI throttling.
• Redstone lag reducer, particle limiter, and more.
️ Commands
bash
/slo reload » Reload configuration.
/slo clear [world] [type] » Clear entities.
/slo monitor » Display performance stats.
/slo chunks » List overloaded chunks.
/slo optimize » Auto-optimize server settings.
/slo performance » View optimization module.
/slo prediction » Show lag prediction info.
Permissions
Permission Description
smartlag.admin Access to all plugin commands
Installation
Every feature and message can be customized!
Just edit the config.yml — sample entries and descriptions are included.
✔️ Fully translatable
✔️ Enable/disable any module
✔️ Set your own thresholds and timings
️ Screenshots
• Smart clearing notifications
• Titlebar warnings with countdown
• Optimizer success confirmations
• Performance status GUI
Credits
Developed by: ENGINEBHAO
Inspired by: ClearLag (but way smarter )
⚡ Make your server smooth, smart, and lag-free — Try SmartLagOptimizer today! ⚡
SmartLagOptimizer is a next-generation lag optimization plugin for Bukkit, Spigot, and PaperMC servers. Designed to intelligently detect, prevent, and resolve performance issues, it offers fully customizable entity clearing, performance monitoring, AI-based tweaks, and automatic configuration optimization.
Features
✅ Smart Entity Clearing
• Detects and removes clustered or excessive entities.
• World and entity-type targeting support.
⏳ ClearLag-Style Countdown
• Fully configurable countdown messages.
• Chat + Title bar support with placeholders.
Real-time Performance Monitoring
• TPS, MSPT, RAM usage display.
• Automatic alerts for admins.
️ Auto Configuration Optimization
• Tweaks bukkit.yml, spigot.yml, paper-global.yml, paper-world-defaults.yml, server.properties.
• One-command smart optimization.
Chunk Management
• Detects overloaded/inactive chunks.
• Optional unloading to reduce server load.
Scheduled Announcements
• Pre-warnings before entity clearing.
• Customizable intervals and messages.
AI Mode (Optional)
• Adaptive lag prevention based on live server performance.
• Automatically adjusts thresholds and timers.
Teleport Optimization
• Prevents laggy chunk teleports.
• Preloads chunks before player arrival.
Advanced Performance Tweaks
• Hopper optimization, entity AI throttling.
• Redstone lag reducer, particle limiter, and more.
️ Commands
bash
/slo reload » Reload configuration.
/slo clear [world] [type] » Clear entities.
/slo monitor » Display performance stats.
/slo chunks » List overloaded chunks.
/slo optimize » Auto-optimize server settings.
/slo performance » View optimization module.
/slo prediction » Show lag prediction info.
Permissions
Permission Description
smartlag.admin Access to all plugin commands
Installation
- Download the latest .jar from Spigot Downloads.
- Drop it into your server's /plugins/ folder.
- Restart or reload your server.
- Customize everything via config.yml.
Every feature and message can be customized!
Just edit the config.yml — sample entries and descriptions are included.
✔️ Fully translatable
✔️ Enable/disable any module
✔️ Set your own thresholds and timings
️ Screenshots
• Smart clearing notifications
• Titlebar warnings with countdown
• Optimizer success confirmations
• Performance status GUI
Credits
Developed by: ENGINEBHAO
Inspired by: ClearLag (but way smarter )
⚡ Make your server smooth, smart, and lag-free — Try SmartLagOptimizer today! ⚡
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.12, 1.13, 1.14
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Spigot — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
SmartLagOptimizer — The Smarter ClearLag Alternative is a free Minecraft Java mod. Compatible with Minecraft 1.12, 1.13, 1.14, 1.15 and newer. Downloaded 197 times (via Spigot). Download it and open it directly in the game.