Bukkit

This plugin enables the player to show special symbols

mChat - Clear Chat

Clear

This plugin allows you to format your chat based on metadata values set by a permissions plugin.

Smart Staff Chat

Xssentials ♦★♦ Custom Commands ♦★♦ Many Super cool commands ♦★♦ And more!

OresDug

Chatemotions plugin

Clear the chat fast and simple!

Let's spam the world!

Allow your players to choose their own prefix

MePlus

Every time an OP Types something in chat, it shows a random color!

will remove signature from player sent message

ColorTalk - Chat in colors!

Ever needed to know whos AFK? FlameAFK does that and more!

TabsMagazine

BroadcastInChat

DatPvP

Allows you to set an Ingame and System MOTD from ingame and from a confifg!