Bukkit

A Random Teleporter that makes sure you spawn on safe, whitelisted blocks.

Get effects from hitting a player with certain coloured armour. Fully customisable and all Effects + Fire

Have permissions based off your current Gamemode.

Know who attacked you and with what they attacked with. [PVP]

Shoot a rocket with the weapon of your choice and blow up your enemies!

Changes Environmental Damage Values e.g. Cactus and Fall Damage