Bukkit

A Spimpel GroupManager

Better AntiSpam

MCAdmin-Chat

A plugin that lets your server connect to the IRC of your choice!

A basic right to left language (like hebrew) fix that will fix chat messages

This Is A Simple Anti Swear plugin!

Use someone else's name to chat!

HybridClearChat

xMyServerTools

Create your own multi-commands, and put confirmations on others!

VanillaChatter

Add-On for Essentials!

Broadcasts a message to to the whole server that he has to go and how long for.

Displays real-time tweets in Minecraft chat.

Makes multiplayer sleep easier

zKitPvP

Contraband Asker designed for prison servers

IClear

A better way to sleep in multiplayer.

A simple level up announcement plugin.