Bukkit

helps to handle trees on your servers very easy

An API that can be used to generate custom arenas whenever they are needed!

A pretty easy-to-use in-game biome editor (requires WorldEdit to work)

Adds various arcade games into Minecraft

regenerating generators box pvp servers

Useful World Options!

I Can Has Griefer

MULTIPLEWORLDS

oscurayluz

Want more treez? Then this is the plugin for you!

Allows for players to have private worlds.

Plot Generator

Explore a Tile Engine server within Minecraft!

SkyGridGen generates SethBling's new SkyGrid map on Bukkit

SkyWorld v1.7: Sky is no longer the limit!

VoidRoomGenerator

GeneratorStone

NetherControl

FlatSurvival

An addon to Orebfuscator to prevent X-RAY hacks