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.

CoreProtect

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

Make your own, customized Minecraft commands

Allows you to worldedit only in regions you own.

ServerSigns - Bind player and server commands to signs

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

Hub - Plugin

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

The best chest&sign shop system for Bukkit

MobHunting provides a fun way to get money from hunting monsters

Change the colour of the server chat!

Add functioning stats to your items to allow players to increase their player stats.

Player can buy and sell and send EXP (Register, iConomy5, iConomy6, Vault)

Simple plugin to let you know the damage you just caused to a mob, and how much health it has left.

Attach unlimited text to signs and living entities and run commands when they're clicked!

The Complete Hub Plugin for Bukkit.

Track PVP kills, ready for webstats with MySQL!