Bukkit

RealTree

Change game modes with a shorter command!

Stops ice and snow from melting and forming.

simple teleportation point and home/spawn/warp management

Control Mob Spawners with Redstone

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

growl events

Easy Anti-Griefing!

A PopUp MOTD for servers

AdminPanel v1.3 - A easy to use Spout panel for admins [1185]

makes Minecraft SMP a lot harder

To change Gamemode's all you have to do is type g0(for survival) or g1(for creative)

"Lockdown" your server while doing maintenance, or just de-griefing!

McDefcon - Lockdown your Server

Makes it both sunny and daytime!

EasySwitch

ShinyLetters

A new economy mod to make realistic work days, minecraft style!

CityGenerator

OnyxAdmin