PopAuth

A simple, no-nonsense authentication plugin for Paper servers. No IP tracking, no antibo, no bloat — just a password.

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Requirements

• Paper 1.21+
• Java 21

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Commands

Command	Description
/register <password>	Create an account
/login <password>	Log into your account
/fastlogin	Toggle fast login (skips login on join)
/fastlogin Y/N	Confirm or cancel fast login toggle
/popauth help	Show help
/popauth reload	Reload config and players.yml

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Permissions

Permission	Description	Default
popauth.admin	Access to /popauth commands	OP

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Configuration

config.yml

password:
  min-length: 4
  max-length: 32
premium: true

players.yml — managed automatically, no need to touch it.

Theo8:
  password: biggestBird
  fastlogin: false

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Behaviour

• On join, the player is frozen: blindness, adventure mode, no movement, chat blocked, inventory locked.
• If the player does not authenticate within 30 seconds, they are kicked.
• Fast login skips the login prompt entirely on every subsequent join.

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Links

Made by ItzPopelka | Published on Modrinth | Donate me on PayPal