Bukkit

The official InventorySee plugin by TehCoderHD!

An extremely efficient way of economic balancing, allowing poorer players to have a chance to earn.

When Someone Mentions You It Will Notify You!

A complete match and event framework for creating arenas and minigames in Minecraft. Supports creating modes through config files, or fully custom modes through plugins.

NoItem item control plugin for Bukkit

Town claiming and capturing with global kingdoms, resident management and stats/titles

Use GUI to design any kind of banner

Per user, per world highly configurable compass mechanics.

Postal

SaveIt

Enderdragons+

Speed up Leaf Decay

ITEMEX - Players can exchange all Items with other players (FREE MARKET)

[Supports Velocity & Bungee commands] The most powerful and versatile autorestart plugin available.

Nexus

Custom Join Messages

A plugin that keeps multiple worlds in either day or night!

System

Arena based PvP Battles

Allows Players to create portals to enter dimensions!