Bukkit

Easiest way to set messages for unknown commands!

This Spigot Plugin Improves End Cities and Ships

ServerSays

ChatHelp is a simple helpful plugin that allows clearing the chat, locking the chat and also staff chat.

ARKChests is system that drops chests around a player with random items of certain rarity every hour

The multi-function command plugin

Comfort

Prevent multiple people from joining in a short period of time

Companion plugin to ModTRS.

LevelingPickaxe is a plugin that upgrades player's pickaxes when they reach certain pickaxe levels.

Automatically give new players a certain configurable item or stack of items the first time they log in.

CoreAPI

Swap two players positions Even if they are in two seperate worlds!

Clans is a plugin that allow creating Factions

A Super Simple Plugin That Only Allows Players To Pick Up Items When They Are Sneaking.

Features that make running a server with children easier

Gamemode Menu

Prevents specified blocks from dropping anything when they break.

Limits EXP gaining with permissions

Let a King rule your server!