Prevent Farms in underground
Modify the amount of hearths and foods on respawn
Recycle unneeded tools and stuff!
Create level systems after your wishes!
CurrencyHandler is a Economy API that features support for more than just money.
Draw images on maps and put them in Itemframes
A minimap without clientmod using Maps!
Backstab, Poison and Grappling Hook
Buy Groups and Permissions with Money or Skillpoints