Bukkit

This is a API that is essential for those who would like fancy effects!

This plugin is like vault but a little different. It also does scoreboards! This plugin is completely developer only and helps when making multiple plugins requiring money, or scoreboards!

This is a manager for your worlds! This plugin allows you to create, remove, dupe, load, worlds and more!

This is morePlus, with this you can create your own commands, items and enchantments! They can also interconnect!

This is like a better clearlag! This automatically clears all entities if the amount exceeds 10

Clears chat with permissions and config!

This allows deveopers of multiple plugins to use the same scoreboard.

Add parties to minecraft by using this plugin! This adds 4 commands with many different options.

This allows you to look inside a players inventory, to see their armor, hotbar, and even their location!