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Authenticate

A Minecraft Fabric mod that provides player authentication functionality for servers.

Fabric
Loaders
Fabric
Downloads on Modrinth
4.9K
Followers on Modrinth
9
versions
38
Updated
September 24, 2026Sep 24
Published
in 2025

At a glance

Runs on Fabric
For Minecraft 1.21.10–26.1, 26.2–26.3 …
Server only — players don't need to install it
Latest version — 26.3-1.1.1 from September 24, 2026
Requires Fabric Database H2, Fabric API and Fabric Language Kotlin
License Apache-2.0 — free
Where it's needed
In gamenot neededOn serverrequired

Install on the server only; players don't need it

Game versions1.21.8, 1.21.10–26.1, 26.2–26.3 …

Authenticate

title

A Minecraft Fabric mod that provides player authentication functionality for servers.

Description

Authenticate is a server-side authentication mod for Minecraft that allows players to register accounts with passwords and login to access the server. This mod helps protect your server from unauthorized access and provides basic account management features.

Features

  • Player Registration: Players can register accounts with passwords
  • Player Login: Secure login system with password verification
  • Player Logout: Players can logout from their accounts
  • Ban System: Server administrators can ban players
  • Database Storage: Uses H2 database for persistent data storage
  • Cross-version Support: Supports multiple Minecraft versions

Requirements

  • Fabric Language Kotlin: Required for Kotlin support
  • Fabric ORM Jimmer: Required for database operations

Optional Dependencies

  • Fabric Database H2: For H2 database support

Usage

Commands

  • `/register ` - Register a new account
  • `/login ` - Login to your account
  • /logout - Logout from your account
  • `/auth ban ` - Ban a player (admin only)

Registration Process

  1. When a new player joins the server, they will be prompted to register
  2. Use `/register ` to create an account
  3. Make sure both passwords match
  4. After successful registration, you can login with `/login `

Login Process

  1. Use `/login ` to access your account
  2. You must be logged in to interact with the server
  3. Use /logout when you're done playing

Configuration

Please visit https://github.com/Enaium/fabric-mod-Authenticate, as the description cannot include any SQL statements.

FAQ

How to install Authenticate?

Install Fabric for your Minecraft version, download Authenticate for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does Authenticate support?

Authenticate has builds for Minecraft 1.20.6, 1.21.8, 1.21.10–26.1, 26.2–26.3 ….

Is Authenticate needed on the server?

Server only — players don't need to install it

License and source
Apache License 2.0free to use and share with credit to the author
Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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