Bukkit

Create Kits in game with enchantments!

Paintball guns in Minecraft

Chunk based server backup and restoring plugin

CraftEssence

Create regions (built in in-game region creator) and execute commands on region enter or leave

SmartEssentials

Easy and clean way to restore inventories

Help to disable damages on a specified world who can modified in the config.

Easily write text in the sky! (Or ground actually)

SuperTickets

QueuedCommands

Manages warps, pvp, and other useful things

This plugin adds in 20+ commands for any admin that they can't simply use with just in-game cmds

Anti Spam/Flood tool, Protects against bot DDOS attacks.

real time analytics and visualizations about your Minecraft server

Polygonal-based Land Protection

Hide Your bukkit plugins with NoPlugin

VIP-Code 2

Gives players set number of lives

Get potion effects by walking over a block!