Bukkit

A whole ton of different world generators, all packed into one!

Plot plugin with own generator, works without.

Plots

Libelula Ultimate Capture The Wool

SetSpawn 1.8+

Create your own insland in SkyFactory

Bringing nether to skyblock!

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

Contains commands to help you build your next project!

SkySMP 2.0

helps to handle trees on your servers very easy

Customize the color of sheep that spawn around the map.

Infinite dungeon crawl generator

Pseudo-sequel of CityWorld

ExtremeTerrain

Removes experience orbs from dropping.

Changes the gameplay to a complete PVP opposing two teams, with evolution in time and zones.

Ever lose something or don't remember where your house is? Use this to find it again.

Religion based warfare plugin, with custom religions and custom effects.

[Addition for SimplyHellblock] When water hits lava it'll generate netherblocks