Bukkit

BukkitInventoryTools - Shop, Digital Lock, sort and stack your inventory

Unique and challenging custom achievements or quest-like objectives on your server! Books, fancy GUI, rankings, rewards, effects and more!

ShowCaseStandalone

Commandless, Multi World, Player Owned Shops (Vault)

Another auction house plugin.

Custom rank tree, quests, bounties, and 20+ unique perks to offer your players!

Inexpensively protects your ores from cheaters.

SimpleClans

A chat-based version of workbenches, chests, furnaces, brewing stands and enchantment tables.

A powerful multi-lottery plugin with unlimited settings and built with a powerful easy to use GUI application.

The all in one economy and shop plugin.

BossShop allows you to create custom "GUI-Shops"

Extra Hard Mode

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

Gaming Payments Done Right. The #1 platform for funding your community.

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

Offers full rpg system, classes, weapons, spells, mobs and quests

Catch mobs and get Spawn Eggs legitimately!

Lucky Block Plugin

[Lite Version, Economy, Item Storage, Exp Storage, Highly Configurable]