NPN Advanced Packet Protection

6.3easy start · #24 of 53
in Minecraft Anti-Cheat Plugins

Free to practise onnot on record
Free trialnot on record
Well documentedyes
Runs where you worknot on record

Runs on self-hosted.

NPN Advanced Packet Protection is ranked #24 of 53 in Minecraft anti-cheat plugins on The Geeks Club. It runs on Self-hosted.

Compared on Minecraft anti-cheat plugins

Free plan: Yes
Server platforms: Paper, Spigot, Bukkit, Purpur
Minecraft versions: 1.20.1 - Latest
Detection coverage: Malformed packets; packet abuse; inventory exploits; protocol manipulation; server crashers; dupes; packet bursts; duplicate packets; packet replays; invalid packet states
Enforcement actions: Packet cancellation; violation handling
Replay analysis: No

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The record

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

Where it ranks on The Geeks Club

Best Minecraft Anti-Cheat Plugins in 2026#24 of 53

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Sources

hangar.papermc.io/NPN/NPN· checked 8 Oct 2026
hangar.papermc.io/NPN/NPN/versions/5.0.0· checked 8 Oct 2026