Iridium

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


Version	26.9.15
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

Download Iridium.mcdr
Put it in MCDR plugins/
!!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.json (auto-created on first load; migrates legacy config/iridium.json if present)

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

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