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📬 Mailbox – Offline + Online Mail System

📬Mailbox is a lightweight Minecraft plugin
📬that allows players to send messages
📬to other players, even when they are offline
📬All mails are safely stored and can be accessed later
📬through a clean mailbox system.

-> 🔗Discord server: https://discord.gg/e6ZrPeUTKm

✨ Short Summary:

✨Send mails to offline players
✨Receive instant mail if the player is online
✨Store mails securely using SQLite
✨Mailbox GUI with pagination
✨Block or unblock players from sending mail
✨Clean up mailbox with a single command

-> For Changelogs: https://modrinth.com/plugin/mailbox-reimagined/changelog

📦 How to Install:

📦Download the plugin .jar file
📦Place it into your server’s /plugins folder
📦Restart/start the server
📦The plugin will automatically create its database file

-> Download link: https://modrinth.com/plugin/mailbox-reimagined/versions

⚙️ Technical Details:

⚙️Server Software: Spigot / Paper
⚙️Supported Versions: 1.19.x,1.20.x,1.21.x
⚙️Storage: SQLite (single .db file)
⚙️Database Location: plugins/Mailbox/database.db
⚙️Permissions System: Yes
⚙️Lightweight: No external dependencies required
⚙️No config.yml: just plug and play

💖 Need help? or report bugs

❤️Join my Discord server for updates, support, and suggestions
❤️My Modrinth Profile: https://modrinth.com/user/GoldwarGlory
❤️My Discord Server: https://discord.gg/qwXHuyJbvX

➕Extra Info of UltraMailbox

📜 Commands

/mail <player> <message>   - Send a mail to a player
/mailbox                   - Open your mailbox GUI
/block <player|*>          - Block a player or everyone from sending mail
/unblock <player|*>        - Unblock a player or everyone
/mailcleanup               - Delete all mails from your mailbox

🔐 Permissions

mailbox.mail        - Allows sending mails
mailbox.open        - Allows opening mailbox GUI
mailbox.block       - Allows blocking players
mailbox.cleanup     - Allows using /mailcleanup

📌plugin.yml

name: Mailbox
main: Mailbox.MailboxPlugin
version: 1.0.0
api-version: 1.21
author: Goldwar_Glory
description: A player mailbox system with offline mail, blocking, and SQLite storage.
website: https://modrinth.com/plugin/mailbox

commands:
  mail:
    description: Send a mail to another player.
    usage: /mail <player> <message>
    aliases: [sendmail]
    permission: mailbox.mail
    permission-message: §cYou don’t have permission to use this command.

  mailbox:
    description: Open your mailbox GUI.
    usage: /mailbox
    aliases: [mbox]
    permission: mailbox.mailbox
    permission-message: §cYou don’t have permission to use this command.

  block:
    description: Block a player from sending you mails.
    usage: /block <player|*>
    aliases: [blockmail]
    permission: mailbox.block
    permission-message: §cYou don’t have permission to use this command.

  unblock:
    description: Unblock a player from your mail blocklist.
    usage: /unblock <player|*>
    aliases: [unblockmail]
    permission: mailbox.unblock
    permission-message: §cYou don’t have permission to use this command.

  mailcleanup:
    description: cleanup mailbox.
    usage: /mailcleanup
    aliases: [mclean]
    permission: mailbox.cleanup
    permission-message: §cYou don’t have permission to use this command.

permissions:
  mailbox.mail:
    description: Send mail
    default: true
  mailbox.mailbox:
    description: Open mailbox
    default: true
  mailbox.block:
    description: Block players
    default: true
  mailbox.unblock:
    description: Unblock players
    default: true
  mailbox.cleanup:
    discription: cleanup MailboxGUI
    default: true

⚙️ config.yml

# Worlds listed here cannot use mailbox commands or GUI actions.
# Use exact world names from your server. Run /reload-mailbox after editing.
disabled-worlds: [MMM,MMV,MM2]
update-tracker: true # tracks update of mailbox pluin

PAPER -> waiting for mail ENCHANTED PAPER -> already have a mail RED_SHULKER_BOX -> previous page LIME_SHULKER_BOX -> next page BARRIER -> close menu

ENDER CHEST -> click to open mailbox page LIME_SHULKER_BOX -> click to use /unblocklist command

Version	Minecraft	Loader	Download
MailboxReimagined 1.0.4 1.0.4	1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6, 1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 26.1, 26.1.1, 26.1.2, 26.2	folia, paper, purpur	Download
Ultra Mailbox 1.0.3 1.0.3	1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6, 1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 26.1, 26.1.1, 26.1.2	bukkit, folia, paper, purpur, spigot	Download
Ultra Mailbox 1.0.2 1.0.2	1.19, 1.19.1, 1.19.2, 1.19.3, 1.19.4, 1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6, 1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 26.1, 26.1.1, 26.1.2	bukkit, folia, paper, purpur, spigot	Download
MailboxPlus 1.0.1 1.0.1	1.19, 1.19.1, 1.19.2, 1.19.3, 1.19.4, 1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6, 1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9	bukkit, paper, purpur, spigot	Download
MailboxPlus 1.0.0 1.0.0	1.19, 1.19.1, 1.19.2, 1.19.3, 1.19.4, 1.20, 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6, 1.21, 1.21.1, 1.21.10, 1.21.11, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9	paper, purpur, spigot	Download

Mailbox Reimagined