Tech riderRev. 19 Sept 2026
NPN Advanced Packet Protection
- 1Runs onself-hosted
- 2CostsNot stated by the maker
- 3Server platformsPaper, Spigot, Bukkit, Purpur
- 4Minecraft versions1.20.1 - Latest
- 5Detection coverageMalformed packets; packet abuse; inventory exploits; protocol manipulation; server crashers; dupes; packet bursts; duplicate packets; packet replays; invalid packet states
- 6Enforcement actionsPacket cancellation; violation handling
- 7Replay analysisNo
6 lines stated Written from the maker's own pages: hangar.papermc.io
Overview
NPN Advanced Packet Protection is ranked #21 of 53 in Minecraft anti-cheat plugins on Specifiction. 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 Specifiction
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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