Packet Size Doubler Mod is a simple mod for doubling the size of allowed packets. This mod could be used in mod packs for increasing the number of mods. This mod solves the issues related to: Internal Exception io.netty.handler.codec.Decoder.Exception: Badly compressed packet - size of 2552936 is larger than protocol maximum of 2097152 and Internal Exception: io.netty.handler.codec.EncoderException: java.lang.IllegalArgumentException: Packet too big (is 8562867, should be less than 8388608)
Requires:
Fabric Loader
Fabric API
Packet Size Doubler Mod Download Links
For Minecraft 1.19.2, 1.19.1, 1.19
Fabric version: Download from Server 1 – Download from Server 2
For Minecraft 1.18.2
Fabric version: Download from Server 1 – Download from Server 2
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.19.2, 1.18.2
- 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: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Downloads as 203851.mcaddon
- Download size: 8 KB
- Download link checked 30 Jul 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.