Bukkit

VT or Skript like plugin allow you from shallow functionality to deep access to the server itself.

Per user, per world highly configurable compass mechanics.

Users create hep tickets to request admin assistance

Adds 70+ new enchantments to the game

Utils and APIs: Config, Language and Inventory API, Protection Utils: WorldGuard, LWC, PlotSquared

Skip the night with a percentage of players or a vote and an animation.

A complete match and event framework for creating arenas and minigames in Minecraft. Supports creating modes through config files, or fully custom modes through plugins.

Makes minecraft more realistic! with a lot of new features.

ArchonCrates, the most popular crates plugin.

Postal

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

Classic Bomberman - In Minecraft!!!

A simple plugin wich allow you to create Warppoints

MySQL or FlatFile Economy Bank System using signs.

Collects data about ore diggers

Knapsacks are backpacks on steroids. Craft or give knapsacks to players plus many more features!

A plugin which teleports you to your set home.

iSafe

The most advanced free RPG Skills & Leveling plugin

Tablist