Bukkit

Mount Mob Heads!

Random Mobs

[1.7.4] Custom Day/Night Length Changer

Reduce lag in your server by 78.9% (TESTED)

FirstClass Wiki displays information about blocks and items.

Endersentials

World Stats

No Respawn Screen!

Unusual IP

Change game modes with a shorter command!

Create a door that you and only you can open, and cant be destroyed (or the blocks around it)

A chat sensoring and management plugin

NoGrief [ BukkitPlugin]

Hearts creates pockets of randomly appearing hearts around the world.

A simple bukkit plugin in develoment stage

Complete Novus Utilities

ElTools is All-in one useful feature pack.

CraftEverything

HHClientPlugin

Super Awesome Animated Menu