How do I install Ar Pin?

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 Ar Pin work with?

The listing gives Minecraft 1.21, 1.21.1, 1.21.2, among others. This is the version stated by the author or source site, not something we verified ourselves.

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Ar Pin

by fzdfaisalkhan9 · on Modrinth

ArPin is a premium Paper authentication plugin that secures accounts using a fully customizable, interactive GUI keypad. Say goodbye to chat passwords and…

Which build do you need?

This mod ships a separate file for every mod loader and every version of the game. Pick both, then download — the wrong build installs fine and then does nothing in the game.

Mod loader

Mod loader Bukkit1 build
Mod loader Folia1 build
Mod loader Paper1 build
Mod loader Spigot1 build

Minecraft version

Minecraft 1.21.2–1.21.11Newest

Minecraft 1.21.2–1.21.11Newest

Minecraft 1.21.2–1.21.11Newest

Minecraft 1.21.2–1.21.11Newest

⬇ Download for 1.21.2–1.21.11 · Bukkit ⬇ Download for 1.21.2–1.21.11 · Folia ⬇ Download for 1.21.2–1.21.11 · Paper ⬇ Download for 1.21.2–1.21.11 · Spigot

I don't know my version or loader

Open the Minecraft launcher and look at the profile you play on — it names both, like fabric-loader-1.21.4. The version also shows in the bottom-right corner of the game's main menu.

No loader in the profile name? Then it's plain Minecraft, and these mods won't run — you need Fabric or NeoForge installed first.

Open in MC Java Mods Get it on Google Play →

ArPin - Premium GUI Authentication ArPin is a modern, lightweight authentication plugin for Paper servers. It replaces outdated and vulnerable chat passwords with a sleek, interactive GUI keypad that appears the moment a player joins.

Designed for flawless performance and total security, ArPin keeps your server safe without sacrificing the player experience.

✨ Key Features

Visual Keypad: A beautiful, fully clickable custom GUI for PIN creation and login—no chat commands required.
Fast & Lag-Free: Powered by an asynchronous SQLite database to guarantee zero lag on your main server thread.
Smart IP Sessions: Players rejoining from the same IP bypass the PIN screen automatically, keeping gameplay fluid.
Fully Themeable: Includes built-in themes (White, Frost Green, Wood). Customize head textures, UI colors, and sound effects to match your server perfectly.
Total Lockdown: Strictly restricts unauthenticated players from moving, chatting, or interacting, with built-in protection against brute-force attacks.
PlaceholderAPI Ready: Easily display registered user counts and lock states anywhere on your server.

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft versions listed: 1.21, 1.21.1, 1.21.2
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 ArPin-1.1.0.jar — drop this file into the mods folder
Download size: 400 KB
Download link checked 25 Aug 2026 — working

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

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