Iridium

MCDReforged plugin: item share / wear on head / player head / calculator / join MOTD.

Version	26.9.17
Author	云镜之端/SKYMirror
License	All Rights Reserved
Requires	MCDReforged >= 2.6.0
Minecraft	1.7.10+ (feature-gated by version)
Python deps	None

Features

Command	Description
!!share	Share held item: name in chat, hover for full data
!!hat	Swap main-hand item with head slot
!!head [player]	Get one player head (default: yourself); cooldown
!!c <expression>	In-game calculator: + - * / // % ** ^
Join MOTD	Uptime days, custom lines, clickable links, § colors
Join tips	Command list; click fills chat

Version support

Feature	1.7.10	1.8–1.12	1.13–1.16	1.17–1.20.4	1.20.5+
!!c	✅	✅	✅	✅	✅
!!head	✅	✅	✅	✅	✅ profile
!!share	❌	✅ entitydata	✅ data get	✅	✅
!!hat	❌	✅ RCON	✅ RCON	✅ RCON	✅ RCON
MOTD / tips	✅	✅	✅	✅	✅

Install

1. Download Iridium.mcdr
2. Put it in MCDR plugins/
3. !!MCDR reload plugin or restart MCDR

RCON (required for !!hat)

enable-rcon=true
rcon.port=25575
rcon.password=your_password

Config

Path: config/iridium/iridium.yml (YAML with # comments; auto-created on first load; migrates legacy JSON configs)

Field	Default	Description
permission	1	Min permission for commands
head_cooldown_seconds	60	!!head cooldown; 0 = none
hat_cooldown_seconds	3	!!hat cooldown; 0 = none
share_sound	true	Sound on !!share
force_version	""	Force MC version; empty = auto
join_tip	true	Command tips on join
join_tip_delay_seconds	1.5	Join message delay
motd_enabled	true	Send join MOTD
motd_start_day	today	Server start date YYYY-MM-DD (day 1 = that date)
motd_lines	see file	MOTD lines with placeholders

Default motd_lines (QQ group is clickable):

§6Welcome §e{player}§6 !
§7Server has been open for §b{days}§7 days
§7Website: {link:§bOpen website|https://www.skymirror.top}
§7QQ: {link:§f985402607|https://skymirror.top/qq}

MOTD placeholders

Token	Meaning
{player}	Joining player
{days} / {day}	Days since motd_start_day
{online}	Online count or ?
{link:text|https://url}	Clickable link
{link:https://url}	Clickable URL
§	Vanilla color/style codes

Security

• Calculator: AST whitelist, no arbitrary Python
• Player names sanitized to [A-Za-z0-9_] before game commands
• Newlines stripped from console commands
• MOTD links limited to http(s) only

Copyright

Copyright (c) 2026 云镜之端/SKYMirror. All Rights Reserved. See LICENSE.