Bukkit

OwnBlocksReborn

Bottle-O-McStorm

Stops players from using /kill on each other.

Prevents item and potion modification

A simple and lightweight entity limiter plugin that has really good configurations.

This plugin will protect blocks placed by players. Only that player, a friend, or an admin can break the block.

LolnetIpProtect

Stops newbies taking any sort of damage.

Protects your enities

Collection of commands to troll/annoy stupid players!

Travoria Lands

Simple TempBan.

cFreeze is a lightweight freeze plugin

Fixes many bugs with nether's roof like teleportation and beacons

Pepsi AntiRegenHack

A simple, light plugin that stops players from getting water from buckets

Protect Your World with ease.

Simple. Effective. Chest protection.

Logs any block places and breaks of commandblocks

Clash