Bukkit

Lets you check the server lag, in ticks-per-second

An updated way to earn money for slaying monsters

jCommands - UUID Ready

A modern all-in-one ecosystem for prison servers.

A plugin for Bukkit based Minecraft servers to add a new mechanic similar to the bloodmoon event in Terraria

Easily configure what plants can grow and how quickly then can grow.

McMMO Rank UP

eBay for Minecraft!

Well-praised PvP minigame your server NEEDS!

This plugin provides in-game auctioning functionality for Vault supported economy based servers.

The simplest PvP-Manager for Bukkit(And forks)

SwearinBlocker

Safe Creeper - Control creeper explosions, Enderman, TNT, Fireballs and a lot more!

Detailed stats tracking with web portal

Increase or decrease speed, sync worlds from different servers, display actual time and date ...

AdvancedRegionMarket (ARM) allows you to sell, rent and manage WorldGuard regions

HideStream - updated! - Simple, lightweight, effective.

Races and Classes for Craftbukkit

Lucky Block Plugin

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.