ModsJava
TaCZ JS Mod (1.21.1, 1.20.1) – Design Your Own Custom Guns
Java mod listed for Minecraft 1.20–1.21. Downloads from the MC Java Mods app on Android.
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TaCZ JS Mod adds KubeJS integration for the Timeless and Classic Zero (TaCZ) mod. This allows you to customize guns, attachments, and ammunition from the TaCZ mod. With this tool, you can change crafting recipes or even modify gun behaviors like aiming, shooting, and reloading.
Features:
- Adds KubeJS integration for the Timeless and Classic Zero mod.
- Allows you to add, remove, or change recipes for guns, attachments, and ammunition.
- Modify the behavior of guns, including aiming, shooting, reloading, and melee attacks.
- Change or delete the index for any gun, accessory, or ammunition.
Screenshots:





TaCZ JS Mod Download Links
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.1, 1.20.1
- 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.
File checked by MCModsHub
- Downloads as 25563.mcaddon
- Download size: 94 KB
- Download link checked 25 Sept 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.