POSMP - All in One SMP Plugin v1.4.1

BUILT IN TAB, Home GUI, Bounties GUI, RTP GUI, Sell GUI, ItemValue, Marriage System, PvP Toggle, /ah
PoSMP 1.0.3 – Patch Notes

Highlights

Fixed startup crash caused by internal conflicts (NoSuchFieldError in EconomyFixFeature) Shipped clean JAR build with improved stability Cross-version runtime support: 1.19, 1.20, and 1.21 (latest) Essentials replacements restored and expanded with proper command executors and tab-completion

Fixes

Resolved java.lang.NoSuchFieldError during enable caused by internal conflicts by improving build process and stability Guarded ProtocolLib-dependent features (Item Value tooltips) so plugin runs even if ProtocolLib/NBT-API are absent Updated compatibility with Paper API changes across versions (enchantments, particles, attributes, flags, materials)

Compatibility

Server versions: 1.19.x, 1.20.x, 1.21.x (including latest Paper) Build: Java 17 bytecode (runs on Java 17 and Java 21) plugin.yml: api-version: 1.21

Essentials Commands (built-in)

Core commands: broadcast, msg, reply, burn, nuke, fly, god, vanish Teleportation: tp, tphere, back, tppos, tpoffline Player management: gamemode (gma, gmc, gms, gmsp), speed, heal, feed, repair Inventory: trash, workbench, invsee, enderchest, clearinventory, give Utilities: playtime, exp, seen, socialspy, kill, near, ignore, remove World: pweather, worth, time, spawnmob

Tab-completion provided for applicable commands with permissions defined in plugin.yml

Deployment Notes

Upload build/libs/PoSMP-1.0.3.jar for installation For Item Value tooltips, install ProtocolLib and NBT-API (feature auto-skips if absent)

Technical Changes

Build targets Java 17 with Paper dependencies adjusted Updated plugin.yml api-version with verified commands and permissions Full Essentials command registration with tab-completers Compatibility helper added for API differences across 1.19–1.21
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Use on any projects you own with attribution
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Support duration
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5,140 Views
14 Purchases
16 Downloads
Aug 11, 2025 Published
Jan 19, 2026 Updated
Not yet rated
2.4 MB File size
Open source
  1. No
DRM-free
  1. Yes
Unobfuscated
  1. Yes
Type
  1. Gameplay
  1. GUI
  1. Fun
Game mode
  1. Survival & SMP
Game mode
  1. Survival
  1. UHC
  1. Donut-like
Game mode (legacy)
  1. Survival
Supported software
  1. Spigot
  1. Paper
  1. Purpur
Supported versions
  1. 1.21.11
  1. 1.21.8
  1. 1.21.5
  1. 1.21.4
  1. 1.21.2
  1. 1.21
  1. 1.20
  1. 1.19
Supported languages
  1. English
Includes DRM
No
Source access (legacy)
Closed source & unobfuscated
Creator
Owner
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Share and earn
Refer this resource and earn a 10% commission.
5,140 Views
14 Purchases
16 Downloads
Aug 11, 2025 Published
Jan 19, 2026 Updated
Not yet rated
2.4 MB File size
Open source
  1. No
DRM-free
  1. Yes
Unobfuscated
  1. Yes
Type
  1. Gameplay
  1. GUI
  1. Fun
Game mode
  1. Survival & SMP
Game mode
  1. Survival
  1. UHC
  1. Donut-like
Game mode (legacy)
  1. Survival
Supported software
  1. Spigot
  1. Paper
  1. Purpur
Supported versions
  1. 1.21.11
  1. 1.21.8
  1. 1.21.5
  1. 1.21.4
  1. 1.21.2
  1. 1.21
  1. 1.20
  1. 1.19
Supported languages
  1. English
Includes DRM
No
Source access (legacy)
Closed source & unobfuscated
Creator
Owner
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