Bukkit

From powertools to arbitrary custom items, all from ingame.

Backstab, Poison and Grappling Hook

Track ChestShop sales and get notifications

Command iConomy

Ever wanted Minecraft players as your slaves! Congratulations!

A spawn plugin which allows you to set spawns and go there! And you also have a Random Spawn system!

Change those mob spawner types!

Fantasically Simple Discord Bot that runs from your Minecraft server!

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

RAdmin

Display EssentialsX warp and home locations on Dynmap maps

CPFix

Bans users that curse too much

GMNP

Select texture packs supplied by server, chosen by user!

Simple whitelist enabling Bukkit

KitAdder

a simple waypoint plugin

This is SimpleAnnouncer. No messing about, just announcements!

a powerful performance optimization plugin designed to manage and reduce your Minecraft server's RAM