The mod functions even if "Allow Cheats" is turned off in your world settings.
Are you getting a when launching the game?
Functionality remains active even if cheats are disabled in the world settings. Installation Requirements
At its core, this file is a designed for Minecraft Java Edition 1.20.1 . Unlike traditional utility mods (like JEI or MiniHUD) that help with gameplay or visuals, this mod is classified as a exploit utility or a cheat client module .
A better path: If you want to play with "unlimited items" on a server, ask the admin for a donor rank with /give permissions. If you want to explore glitches, learn Java and Minecraft’s networking code yourself.
Dedicated plugins like or Panilla prevent players from using packet manipulation to crash servers or introduce illegal item attributes into the game. Audit Server Logs
A fake "Dupe-Trigger-Mod" can contain "Fractureiser" malware or other credential stealers designed to harvest your Discord tokens, Minecraft account logins, passwords, and crypto wallets. 2. Server Bans
Download the matching version for 1.20.1 from Modrinth or CurseForge. 2. Install the Jar File
Some known historical Fabric dupe mods worked by abusing the “donkey chest” or “ender chest” loading logic in multi-player. However, Mojang’s 1.20.1 updates fixed many of these.
Unlike some glitches that only spawn base items, this mod retains all NBT data, meaning it accurately duplicates enchantments, renamed items, and durability.