Bukkit

Be invisible while sneaking!

DynamicMOTD

Allow staff members on your server to go into staff mode, giving them access to a few tools used for server administration

AntiChat: Hide that chat so you don't have to deal with spam, perfect for Lobby Servers!

Come in with a bang!

This plugin allows you to list up to 7 voting websites, to vote for your server on, This helps get your server highly voted upon

DropStopper

Allows setting spawn point during the day and makes sleeping heal

Sushi

Simple and Lightweight - Item Damage Plugin. Change damage done by any item in the game! Permission support!

Every block you touch (walk on) turns to whatever block you configure!

This plugin adds many useful comands.

Verifies Players Rank, Team And Group Membership (Bukkit Plugin AutoRank Is A Dependency)

Simple trolling that uses potions and more!

WorldRestore

DisableIt

Mark and copy your buildings!

ContestAdmin

Back up your worlds / server files without affecting your server performance!

The simplest and most powerful /setspawn and /spawn!