Bukkit

WorldGuard

Mine spawners with silk touch

Remove lag and improve the performance of your server significantly with this tool!

Player and Mob Heads Full-featured plugin

Keep your inventory in a chest when you die !

Expand the capabilities of Skript with skRayFall

Inexpensively protects your ores from cheaters.

If you've ever used the VeinMiner mod for minecraft Forge, it has now been recreated for Bukkit, CraftBukkit, and Spigot

Lop off Player and all Mob Heads with configurable drop rates + pvp-farming nerf, includes detailed commands and permissions

Detect and fight the exploitation of various flaws/bugs in Minecraft!

A plugin to warn your players when your server will restart!

Override /server

The free anti-cheat solution since 2016

WildSkript

Orebfuscator - Anti Xray

Speed up Leaf Decay

CombatLog aims to punish players who log out to escape combat.

Makes combat work like before 1.9, with no weapon cooldown etc.

Only a certain percentage of the players on the server need to be sleeping to change to day

Allows you to set your own or another player's nickname