A professional-level Minecraft server optimization plugin that manages RAM, entities, chunks, and plugins. Designed for 1.18.x to 1.21.x. Ideal for low-memory and budget-hosted servers.
Features:
Automatic memory cleanup
Player & entity management
Dynamic chunk throttling
Useless file remover (plugin-safe)
Faster server startup
Compatible with Paper, Spigot
Safe for live servers (no performance drop).
This plugin is mainly focused for memory usage optimization for those with memory problem.
Note: This plugin is designed to optimize your server’s memory usage. Its effectiveness may vary depending on the number and nature of other installed plugins. While it is safe to use and does not interfere with server files or world data, if you are unsure or running in a production environment, it’s recommended to create a backup before starting the server with this plugin enabled.
(It is recommended to stop the server and start it once again if starting the server with the plugin for the first time)
Caution: Do not rename the plugin because renaming the plugin will make it unusable in the server, causing error in the plugin, it's better to use it by its original name.
Use /optimizer help to list all commands. From the MasterOptimizer-1.5.0 the command are changed to /mo help m=Master, o=Optimizer.
Commands are removed from MasterOptimizer-1.3.0 and MasterOptimizer-1.4.0.
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All Versions
+ Add Version- Note- Folia and PurpurMC support for 1.18-1.21.x is currently untested, if you encounter any error then let me know. Enjoy!**
- After a long time, here comes the ***MasterOptimizer-1.4.0*** with better optimization for server memory provides more stable performance and compatible with PaperMC 1.18-1.21.x**.
- MasterOptimizer-1.3.0*** **— The ultimate PaperMC performance booster. Automatically optimizes your server to slightly reduce memory usage, stabilize TPS, and keep gameplay smooth with zero effort and tired of cleaning server logs manually? Don't worry, now this plugin has automatic log cleaner which clears log automatically when the server is started and there are no commands**
- MasterOtimizer-1.2.0*** **with minor fixes and optimization. Hope you enjoy.**
- Use** ***/optimizer help*** **to list all commands**
- MasterOptimizer 1.1.0*** with additional memory optimization.
Use **"/optimizer help"** to list all available commands.