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✉️ MailBox

Advanced Player Mail System

By PrabhatPie

MailBox is a premium GUI mail plugin for Paper/Spigot servers with offline & online mail support, important staff mails, PlaceholderAPI support, async database handling, and fully configurable GUIs.

Perfect for SMP, Survival, RPG, Economy, and Community servers.

🌟 Features

📬 Mail System

Send mails to online & offline players
Incoming, Sent & Important mail categories
Persistent mail IDs
Read/unread tracking
Delete mails individually or all at once
Pagination support

🖥️ GUI Features

/mails GUI
Incoming Mail GUI
Sent Mail GUI
Important Mail GUI
Read Mail GUI
Remaining Mail Limits button
Fully configurable GUI items & slots

⚡ Performance

Fully async operations
SQLite support
Optional MySQL support
HikariCP connection pooling
Thread-safe systems
Optimized for large servers

🔐 Permission-Based Limits

Examples

mails.hour.5
mails.hour.25
mails.day.10
mails.day.50

The plugin automatically detects the highest permission value.

Example

If a player has:

mails.hour.5
mails.hour.15

Final limit:

15 mails/hour

⭐ Important Mail System

Commands

/mail important <player> <message>
/mail imp <player> <message>

Features

Important Mail category
Glow effects
Sounds
Optional undeletable mails
Join notifications

🔔 Join Notifications

Examples

You have 3 new mails! Check with /mails
You have IMPORTANT mail waiting! Check /mails

Supports

Chat
Actionbar
Titles

📊 PlaceholderAPI

Placeholder	Description
`%mailbox_unread%`	Unread mails
`%mailbox_total%`	Total mails
`%mailbox_important%`	Important mails
`%mailbox_sent%`	Sent mails
`%mailbox_limit%`	Current mail limit
`%mailbox_remaining%`	Remaining mails

📜 Commands

Command	Description
`/mail &amp;lt;player&amp;gt; &amp;lt;message&amp;gt;`	Send normal mail
`/mail important &amp;lt;player&amp;gt; &amp;lt;message&amp;gt;`	Send important mail
`/mail imp &amp;lt;player&amp;gt; &amp;lt;message&amp;gt;`	Important mail alias
`/mails`	Open mailbox GUI
`/mail delete &amp;lt;id&amp;gt;`	Delete mail by ID
`/mail reload`	Reload configs
`/mail clear &amp;lt;player&amp;gt;`	Clear player mailbox

🔑 Permissions

Default Permissions

Permission	Description	Default
`mail.admin`	Unlimited mails & admin commands	OP
`mail.important`	Send important mails	OP

Hourly Permissions

mails.hour.1
mails.hour.2
mails.hour.3
…
mails.hour.50

Daily Permissions

mails.day.1
mails.day.2
mails.day.3
…
mails.day.50

⚙️ Configurable

GUI items
GUI titles
Messages
Sounds
Limits
Cooldowns
Mail expiration
Important mail settings
Placeholder formatting

💾 Database Features

Tables

Table	Purpose
`mails`	Stores all player mails
`mail_limits`	Stores player limit data
`mail_meta`	Stores metadata like last mail ID

Features

Persistent IDs
Restart-safe storage
Soft-delete system
Auto cleanup
Async-safe queries

🧠 Why Use MailBox?

Feature	Benefit
GUI Mail System	Easy player experience
Offline Messaging	Players never miss messages
Async Database	No server lag
PlaceholderAPI	Great for scoreboards & menus
SQLite & MySQL	Flexible storage
Pagination	Handles large inboxes
Important Mail	Staff announcements
Configurable GUIs	Match your server style

🛠️ Compatibility

Software	Supported
Paper	✅
Spigot	✅
Purpur	✅

Minecraft Version

1.21+

📦 Dependencies

Plugin	Required
PlaceholderAPI	Optional

❤️ Perfect For

SMP Servers
Survival Servers
RPG Servers
Economy Servers
Towny Servers
Factions Servers
Large Networks

👨‍💻 Author

PrabhatPie

Premium-quality Minecraft plugin developer.

Mails