Bukkit

Only a certain percentage of the players on the server need to be sleeping to change to day

The official InventorySee plugin by TehCoderHD!

Quickly add invisible light sources

Command Signs

Simple Sit

This plugin lets you accidentally spawn items after killing mobs you choose in the config!

/register, /login

uSkyBlock

AdminCmd is a plugin providing the most usefull command for bukkit, like tp, ban, weather, etc..

Allows for enchanting past the regular enchantment level limit

A Lightweight plugin, that let's the user enable and disable griefing for certain mobs.

AdminFun is an essential plugin needed for servers to let your admins have fun!

An automatic world saver

UralClans2

A plugin that keeps multiple worlds in either day or night!

RecipeManager

Ultra lightweight crates & keys plugin.

This plugin allows you announce/send Actionbar as message or on join/firstjoin (also ANIMATED ACTIONBAR)

PreciousStones

Ping