
Potion of Infestation Backport
Potion of Infestation Backport brings the Infested effect from Minecraft 1.21 to Fabric, Forge and NeoForge 1.20 - 1.20.6.
Entities affected by the Infested effect have a chance to spawn silverfish when they take damage.
Features
- Backports the Infested effect and the Potion of Infestation from Minecraft 1.21
- Entities with the effect have a configurable chance to spawn silverfish when damaged
- Spawns 1–3 silverfish by default, fully configurable
- Works with players, vanilla mobs, and modded mobs
- Compatible with backported mobs such as armadillos
Issues & Feedback
If you find any issues, report them on our Github issues page for this mod.

Check out my other projects at my website!
✨ Also try out our new mods - Cozy Café alongside Cozy Ingredients!
We've recently released 2 new mods that are supposed to be used together, please try them out!
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.6
- 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.
Verified by MCModsHub
- Ships as infestationbackport-neoforge-1.20.6-1.0.0.jar — drop this file into the mods folder
- Download size: 17 KB
- Download link checked 1 Sept 2026 — working
These come from our own check of the pack file, not from the source page.