Bukkit

Set up custom villager shopkeepers

Create modern looking holograms.

A working voice chat in Minecraft!

A free and reliable backpack plugin with lots of customisation options.

Marriage Master

Expand the capabilities of Skript with skRayFall

Morph into any mob!

Emotecraft stream service on a bukkit server

The best chest&sign shop system for Bukkit

Backpacks, mobile furnaces, etc... as items! No client-side mods required.

Powerful, craftable Wand items and Spell scripting

MOVED TO: https://github.com/TheBusyBiscuit/Slimefun4#slimefun-4

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

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

Simple Sit

Replicate first-person shooters with advanced gun-mechanics and a vast number of exciting and fully customisable features.

Brew alcoholic potions, get drunk and have fun!

A complete rpg plugin with custom items that give the wearer powerful abilities and are obtained by defeating custom bosses

Many functions like deactivating pvp, enter a roleplay mode which hides your name tag or respawning the ender dragon.

mcMMO