Bukkit

All Aggressive Mobs are OP like Zombie wears Diamond Armor etc

A World Generation Libary and Example

Randomly generated huts, lakes, and hilly terrain. What more could you want!

A plugin to freeze players in a spot so you can have the time to think of further action.

A plugin that lets entities and players ride vehicles through portals

Disables water and lava spreading to make building flying sources easier

Is a Plugin helps you to play in Mord than one world

FlatSurvival

hubhub

Resets The End either manually or periodically

This plugin adds palm trees to your server's beaches and deserts.

A block is created by typing the command /p op, gs, lb, b in the air.

Simple world generator

DarkBorder

VoidRoomGenerator

GeneratorStone

Generates a paradise-like world.

AddQuartz will add quartz to chunks in the nether

Generate custom made terrain

Just Bedwars plugin, BUT translated to polish version