Bukkit

Naturally spawning horses in worlds pre-1.6 worlds.

CircleTP

FieryInferno

Respawn at pre defined checkpoints

Per region texture packs!

SmartExp allows server administrators to choose how much experience each mob drops -- and much more!

Allows a player to teleport to a random location within a set minimum and maximum from a set world to another using /rtp and many other aliases.

Instant Decay

admittance

Break Obsidian with TnT.

Just another random teleport plugin... But wait, there's more!

Randomly spawns custom treasure chests with randomized items

Telegion can teleports a player at points choosed randomly in a list.

When one person dies, everyone dies

A warps plugin that allows you to set a warp in a specific point and then allow people to teleport to that specific place.

A simple fullbright server plugin :D

Set infinite stack for your dispensers

Give items an enchantment that prevents dropping or moving the item.

Auto-Replant Crops!

More easily manage Capture the Record games