WIIS is in development! If you find any bug or problem related to the mod, then write in WIIS Issues.
General
WIIS (Why Is It Spawn) is a simple mod for Minecraft that adds the ability to control the appearance of interfering or problematic mobs.
The mod works only on the server side. To work with the config in a multiplayer game, you need level 4 permission¹ on the server , and also WIIS must be enabled in the gamerules.
Switching WIIS via Gamerules :
/gamerule doUseWIIS [true|false]
Commands:
/wiis-config info- mod information./wiis-config query <mobId> <configKey>?- sends mob config settings to chat or a specific mob config property./wiis-config modify <mobId> <configKey> [true|false]- changes the property of the mob config./wiis-config clear <mobId>?- clears all mob configs or clears a specific mob config.
© GNU GPL v3 2026 CoAmazing & decheesed
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.20.1, 1.20.2
- 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: 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 wiis-fabric-v1.jar — drop this file into the mods folder
- Download size: 791 KB
- Download link checked 9 Sept 2026 — working
These come from our own check of the pack file, not from the source page.