Bukkit

mobmoney

A command-based merit system.

Auto-Replant Crops!

HorseRecipes adds simple, common recipes for saddles, iron/gold/diamond horse armor (barding), and name tags.

A simple prize crate system

Allows you to change the size of enderchests, and adds general improvements.

Capture mobs and animals in spawn eggs and blocks.

ColorCarts

This plugin eliminates block destruction by creepers and tnt

Capture Gates and Portals and fight over the right to Portal! Various group and portal plugins supported.

MobEffects

Implement Dinnerbone's server idea

Plugin version of the OpenBlocks Elevator mod

Want to be able to craft more items in the game? With this plugin, you can!

Do more with your Economy!

A compatibility plugin for Movecraft and WorldBorder

A plugin that allow double (multiple) jumping

Spawn an illusioner when the player doesn't expect it

Permissions on Individual Doors

Randomly generates temporary resource nodes and other structures in an existing world