Bukkit

EasyVote adds a /vote command. That's it.

Full featured permission grouping with highly customizable chat formats

SD is a helper plugin that lets you shoot a pre-written message at someone at will.

A bukkit plugin that allows the MOTD to be modified ingame.

Block currently PvP fighting players from accessing WorldGuard regions and given commands (configurable!)

UNLIMITED Server Resource Packs!

comX

A extremely lightweight, easy to use, economy system. Tested and proved stable with craftbukkit build 1337.

KyRandomTP

A simple captcha plugin can stop bots or other evil thinigs.

No Enderchest

PrivateChat - Chat privately with your mods!

A Portals/Gate plugin

NoGriefing

A fully functional chat translating plugin for almost any language

SimpleNick

Simple plugin offering general commands.

Allowing admins to both play and moderate

Paintball guns in Minecraft

Easy control over your players with a GUI