NPN Advanced Packet Protection

API—OSS—FREE—DOCS3/5
NA5.1#38 of 53
—Web—Windows—Mac—Linux—Android—iOS

Ranked in Minecraft Anti-Cheat Plugins ·No free plan on record

About

NPN Advanced Packet Protection is ranked #38 of 53 in Minecraft anti-cheat plugins on Inferse. It runs on Self-hosted.

Compared on Minecraft anti-cheat plugins

Free plan
Yeshangar.papermc.io
Server platforms
Paper, Spigot, Bukkit, Purpurhangar.papermc.io
Minecraft versions
1.20.1 - Latesthangar.papermc.io
Detection coverage
Malformed packets; packet abuse; inventory exploits; protocol manipulation; server crashers; dupes; packet bursts; duplicate packets; packet replays; invalid packet stateshangar.papermc.io
Enforcement actions
Packet cancellation; violation handlinghangar.papermc.io
Replay analysis
Nohangar.papermc.io

Facts

Purpose
NPN is a lightweight Minecraft server plugin designed to protect against malformed packets, packet abuse, inventory exploits, and protocol manipulation.hangar.papermc.io · 8 Oct 2026
Not an anticheat
The maker says NPN focuses on packet protection instead of functioning as a traditional anticheat.hangar.papermc.io · 8 Oct 2026
Current protections
Listed current features include WindowClick protection, session-based detection, packet burst analysis, duplicate and replay detection, packet state validation, and configurable thresholds.hangar.papermc.io · 8 Oct 2026
Architecture
Each protection module has its own session manager, context system, packet trackers, validators, cancel engine, and violation engine.hangar.papermc.io · 8 Oct 2026
Performance
The maker describes NPN as lightweight, low memory usage, and optimized for high player counts.hangar.papermc.io · 8 Oct 2026
Intended servers
The maker lists SMP, survival, PvP, and network environments as suitable uses.hangar.papermc.io · 8 Oct 2026
Dependency
PacketEvents (latest) is required, and the maker says to download it before installing NPN.hangar.papermc.io · 8 Oct 2026
Compatibility
The listing specifies Minecraft 1.20.1–Latest, Java 17 or newer, and Paper, Spigot, Bukkit, or Purpur server software.hangar.papermc.io · 8 Oct 2026
Beta status
NPN is currently in Beta, with additional protection modules and improvements planned for future releases.hangar.papermc.io · 8 Oct 2026
Support
The maker invites users to report bugs, exploits, and false positives, request installation assistance or features, and join Discord.hangar.papermc.io · 8 Oct 2026
License
The listing identifies NPN's license as LGPL.hangar.papermc.io · 8 Oct 2026
Latest release details
Version 5.0.0 adds memory checks, packet-window statistics, packet context metadata, and configurable memory thresholds.hangar.papermc.io · 8 Oct 2026
Current features
Listed features include WindowClick protection, session-based detection, packet burst analysis, duplicate and replay detection, packet state validation, fingerprinting and configurable thresholds.hangar.papermc.io · 8 Oct 2026
Modular design
Each protection module has a session manager, context system, packet trackers, validators, cancel engine and violation engine.hangar.papermc.io · 8 Oct 2026
Server compatibility
The listing names Paper, Spigot, Bukkit and Purpur as supported server software.hangar.papermc.io · 8 Oct 2026
Minecraft and Java versions
The listed compatibility is Minecraft 1.20.1 to Latest and Java 17 or newer.hangar.papermc.io · 8 Oct 2026
Status and roadmap
NPN is marked as in beta; planned features include payload protection, packet flood protection, invalid packet detection and connection abuse protection.hangar.papermc.io · 8 Oct 2026

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Where it ranks on Inferse

Sources