Bukkit

MineOMatic

Get Aww Man Achievement when standing around exploding creeper

Changes name "tag" (color) in chat

PAAPOT-Pigeon

MoreBows

Finally, a use for all those emeralds!

noob helper

A Bukkit plugin that adds Hallucinations to minecraft!

A Minecraft Diet Plugin

Blow up other players or yourself.

UpgradingCore

Lightwight suicide plugin with Customisable Random Death Messages and Cooldowns!

Ever need data values in-game?

XSkript is a Bukkit plugin which allows server admins to customize their server easily, but without the hassle of programming a plugin or asking/paying

Server side X-Ray, no need for client mod!

Create and add title affects to your custom signs!

KissMe

A simple chat plugin to let you message others by doing @<TheirName>

YaConomy is a totally configureable Money Plugin

A teleport suite that changes intermittently, targeted towards points of interest.