No. 28of 53 ·Minecraft Anti-Cheat Plugins

NPN Advanced Packet Protection

Self-hosted

Freedom report

One barScore 5.3

Runs widely0 of 6 device platforms
DocumentedPlans, terms and facts published

NPN Advanced Packet Protection is ranked #28 of 53 in Minecraft anti-cheat plugins on Freedom251. 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

Best NPN Advanced Packet Protection alternatives

See all 20

One bar MLSAC Free tier No. 1Free6.5 One bar AntiGuard Free tier No. 2Free6.4 One bar CheckHacks Free tier No. 3Free6.4 One bar GuardAC Free tier No. 4Free6.4 One bar Intave Free tier No. 5€79/mo6.4 One bar MOG-ANTICHEAT Free tier No. 6Free6.4

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 Freedom251

Best Minecraft Anti-Cheat Plugins in 2026#28 of 53

Is NPN Advanced Packet Protection yours?

Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.

Claim it free Promote NPN Advanced Packet Protection

Sources

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