Bukkit

WorldEdit is an in-game map editor for both creative and survival

Dynamic web-based maps of your Bukkit/Spigot server

[UNMAINTAINED] Create modern looking holograms.

ServerSigns - Bind player and server commands to signs

Remove lag and improve the performance of your server significantly with this tool!

Get custom items on join.

Make your own, customized Minecraft commands

Simple & Effective Staff Utility To Freeze Players! [Very Customizable] When player's give you lemons, freeze them & make Ice Lemon Tea!

CoreProtect

[UNMAINTAINED] Intuitive and powerful plugin to create graphical user interfaces.

Hub - Plugin

The best chest&sign shop system for Bukkit

HideStream - updated! - Simple, lightweight, effective.

CraftBook adds a number of original gameplay elements to Minecraft from integrated circuits to gates

MobHunting provides a fun way to get money from hunting monsters

The Complete Hub Plugin for Bukkit.

[UNMAINTAINED] Display an RPG-style health bar above mobs and players.

Prism

A plugin to warn your players when your server will restart!

Change the colour of the server chat!