Bukkit

LogBlock

Change player usernames, easily.

NPCNamer is a plugin that allows players to rename or give names to NPCs.

A plugin for allowing moderators/administrators to fly while vanished without allowing abuse.

Allows administrators to disable certain features of Minecraft.

Allows discerning server administrators to change the way items drop on player deaths.

Allows administrators to define which tools can break which blocks.

Allows users to easily ignore chat messages.

jtMiniAdmin

jtHardcore

jtHarass

Keeps guests nearby you at all costs.

Allows players to send mail to each other.

Keep the bottom of your world safe.