Bukkit

More Player Models

Automatically sends mined blocks to a player's inveontory

Add functioning stats to your items to allow players to increase their player stats.

Run scripts on triggers such as Walk, Click, PlayerDeath, Respawn, BlockBreak & many others. Use Object Variables, IF & ELSE.

CraftBook adds a number of original gameplay elements to Minecraft from integrated circuits to gates

SimpleClans

The ultimate Parkour plugin

Add magic to your server!

Ban too harsh? Mute too weak? Kicking not enough? Jail them!

A party plugin for your server bukkit or spigot.

Powerful, craftable Wand items and Spell scripting

Offers full rpg system, classes, weapons, spells, mobs and quests

MobHunting provides a fun way to get money from hunting monsters

Make chests that every player can loot 1 time. And make chests that are unlimited

A global trading system

Create auctions bid on them and get your lovely items!

Allows players to have nicknames.

Simple plugin to let you know the damage you just caused to a mob, and how much health it has left.

A simple antigriefing tool.

Have your players pay to switch their ranks!