Bukkit

JailWorker

Detect redstone clock and teleport you there.

Battling users that believe they can demand Operator status on the server.

LimitDrops

AntiVirus for Bukkit!

Anti-Enchant

Free, easy to use, customizable, plugin that limits what players can do in creative mode!

A simple, but highly efficient banning plugin.

Allows admins to keep notes on players.

This plugin allows you to enable the pvp only at night in specific worlds! Very good for use in plots worlds!

Allow villages/government to be created!

generate regions with just one command!

MCBans A Global Banning Plugin

Ban people/subnets/countries from "offline" servers

Player can buy animals

This Plugin lets you define Regions in which the teleport function of ender pearls is disabled

Handle PvP for groups and players

Receive text alerts to your phone

SimpleAlert

CrazyLoginFilter