Siliqon Mail
 
A simple plugin that allows players to send and receive mail
Players can send each other items in mail through a very simple system
The plugin also supports a blacklist/whitelist system for items sent through the mail system. 
Commands
- /mail - Opens mail menu
- /mail send <player> - Opens a menu for sending mail to a player
- /mail save - Force saves all plugin data
- /mail version - View current plugin version
Permissions
- siliqonmail.main - Required for opening main menu
- siliqonmail.send - Required for sending mail
- siliqonmail.save - Required /mail save
- siliqonmail.version - Required for /mail version
Configuration 
The plugin supports the following configuration options
 
# Enables or disables the entire plugin
plugin-enabled: true 
# Notify about plugin updates? 
notify-updates: true 
#   
# automatically save data every so often to protect from crashes? 
auto-save-enabled: true 
# amount of time to wait between autosaves, in seconds 
auto-save-timer: 300 
#   
blacklist-enabled: true 
# Should the blacklist actually work as a whitelist? 
blacklist-is-whitelist: false 
blacklisted-items: 
- BEDROCK 
- END_PORTAL_FRAME
 
The plugin also has a lang.yml file which allows players to change all messages of the plugin or modify them according to thier own language.
All plugin data is stored in a data.yml file, It is not recommended to edit this file manually.