Bukkit

The multiworld plugin made by ferrybig

A Skyblock Plugin

Provides automated plots with protection (MultiWorld support)

Creates cleanroom-style flat world generator with fully customizable layers. It can also be used to create empty space maps!

Exotic Garden

PlotSquared

uSkyBlock

A simple void world generator.

Teleporting Made Easy

Lucky Blocks (Slimefun Edition)

This is a basic world generator that creates empty worlds. It's lightweight, easy to use, and very basic.

IslandWorld - Survive on small isle

MagicLoot

Nothing but void!

An Automated Hunger Games plugin!

Create massive trees in Minecraft! Choose your own sizes and block types!

This plugin allow full control of normal world generator

Survival in a sea of acid - like skyblock but with boats!

IslandCraft modifies the terrain generation to create an ocean with many islands; each island is a single biome.

CityWorld