Bukkit

AntiChat: Hide that chat so you don't have to deal with spam, perfect for Lobby Servers!

Simple Welcome Message

Blocks certain words and phrases from the chat

Minecraft chat that works for you - Using a templating system, Chatterbox provides the ultimate in customization

MStaffChat

Automaticly announce messages!

LobbyEssentials will turn any of your worlds into a lobby!

FastGreet, Greet your new comers fast with 1 command!

Create optional tags for your players

List all offline players

A PvP between Animals? WOW

Profanity Filter Plugin for Bukkit Servers.

Stops cursing on your server.

it will change your Prefix for the Tablist and the Nametag

A simple admin chat plugin with 1 simple command and custom chat format

Get Me Broadcasted!

This is a API that is essential for those who would like fancy effects!

19reportsonly1.9

Do you want to set your Join Message ? Ok, this plugin is for you!

Personalized Admin Broadcasts!