Bukkit

right click with a red mushroom and teleport to another diemention

CloudPortal - [Server Telelportation without client patch]

Improves the AI of mobs

PilotCraft

MineArcheology

Races-New civilizations

SkillLords is a plugin which let's your player gain experience and skillpoints to raise some skills

Lock your chests with no fuss!

Fighting ++

Marijuana in minecraft but with a fun twist!

Teleports noobs away from spawn.

Commands for teleporting yourself or other players. Also information about locations.

Allows staff on a server to incarcerate naughty players for questioning.

Bulletin board

You have died! But you keep one thing...

ServerPanel will be a plugin/client pair which allows you to manage your server without the need to be in-game.

Start CraftBukkit server with your Linux OS and control it via Terminal

Head light

MOCDreamCrafter

Its Just a Dustbin :P