ModsJava
Packet Ninja
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on Modrinth
A utility mod used to customize logging for incoming and outgoing packets.
The aim is to make working with packets, specifically during development, a little easier to debug! :)
Screenshots:
Features:
Pretty packet formatting:
There are plans on supporting all packets; currently there is full formatting for the essentials:
Clientbound
- ClientboundAddEntityPacket
- ClientboundCustomPayloadPacket
- ClientboundRemoveEntitiesPacket
- SetPassengersHandler
Serverbound
- ServerboundInteractPacket
- ServerboundPlayerActionPacket
- ServerboundSwingPacket
⚠️ Warning This mod is under active development, not all packet types have nice formatting (if any).
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.11
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked by MCModsHub
- Ships as packet-ninja-0.1.0.jar — drop this file into the mods folder
- Download size: 9.1 MB
- Download link checked 2 Nov 2026 — working
These come from our own check of the pack file, not from the source page.