Bukkit

An RPG of non-little proportions

Door opens when correct block is broken

Bukkit plugin that allows smelting armor and tools into raw materials.

DrugDealer

BuildAssist

Magical animated titles API

vertically-oriented dispensers and more!

Change villager professions by right clicking them

Add "Portalstone" to your Minecraft world.

Spawn at different locations based on permissions!

PaidSwitch

PaperMail

Turns chests into stationary farming equipment

0ct0ber's Balanced Enchantments

DragonFly

MobLoot v4.0 [CB 1.2.3-R0.1]

Allows you to leash other players

GraveBox: RP death plugin. Stores items in graves. Configurable protection, indestructible graves, owner-only access. Perfect for survival/RP servers!

Go out into the world armed with an assortment of gizmos at your side.

Simple implementation for automated mine resets.