Leviathan is a powerful open-source project for Minecraft servers. It delivers modern features, high performance, and is designed to be easily extendable.

A minecraft plugin that allows you to use (per player) placeholders in item names and lore.

A template for creating minecraft plugin from 1.8 to 1.21

Utility to build minecraft itemstack instances

PoC of client-side ItemStack modifications in Bukkit with ProtocolLib

MeowItemCreator is an easy to use API which helps you create customized ItemStack with Bukkit / NMS / Spigot in one line of code.

Small packet manipulation library for spigot

The Simple Item Lib is a Library wich allows to easily add eventlistener by a consumer to the ItemStack

Save itemstacks to global nbt file

Create ItemStacks the easy way. (1.13+)