Bukkit

Local Chat with Walkie Talkie intergration

Notify a certain player or a group of players when a particular player joins

NickelMessage

A plugin that lets admins chat privately together.

LapisDug

ChatWriter

Simple to use Join-Message plugin.

EasyWebsite

A simple way to manage 'Hunger Games' events without needing Permissions.

Manage the chat with ManaGhat!

Custom Bans

A simple lightweight motd news plugin that adds a message and a daily news.

Retrieve a detailed username history for any player.

Gives people tags!

Blocks Join / Quit / Death Messages.

It shows player's statistics.

Plays sounds on events.

SimpleStaffChat

Chat between staff members without using 3rd party software!

GoodSport is a simple plugin that keeps your chat clean of bad sportsmanship