How do I install The Mad Hatter?

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. Opens on Modrinth — not every file is mirrored on our own servers.

What Minecraft version does The Mad Hatter work with?

The listing gives Minecraft 1.21.1. This is the version stated by the author or source site, not something we verified ourselves.

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The Mad Hatter

Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.

by xiaofanwei123 · on Modrinth

Submission for Neoforge 1.21.1. Adds a magical hat that can store near-endless items and retrieve them. Free Minecraft Java mod for 1.21.1.

⬇ Download on Modrinth

Open in MC Java Mods Get it on Google Play →

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft version listed: 1.21.1
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: 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.

File checked by MCModsHub

Ships as hattened-1.1.jar — drop this file into the mods folder
Download size: 103 KB
Download link checked 11 Oct 2026 — working

These come from our own check of the pack file, not from the source page.

Explore more

All Mods for Java All Minecraft Java mods Java mods for 1.21