Bukkit

Mine spawners with silk touch

Grief Prevention

A free and reliable backpack plugin with lots of customisation options.

SUPER easy mode minecraft created by youtuber Fundy

Intuitive and powerful plugin to create graphical user interfaces.

Multiverse Inventories allows you to control who and what can cross world borders!

Keep your inventory in a chest when you die !

Allows server admins to easily modify how Minecraft works without programming anything

Easily add commands to NPC's! [1.8-1.12] (BungeeCord Support | Citizens 2)

The best chest&sign shop system for Bukkit

Sit on stairs. Also supports sitting on custom blocks.

Display any image in-game on a map! (or many)

**Not Maintained** Display an RPG-style health bar above mobs and players.

Replicate first-person shooters with advanced gun-mechanics and a vast number of exciting and fully customisable features.

Fully customize any mobs (and create custom mobs) with a powerful scripting skill system, attributes, equipment, special AI, and much more, along with custom spawners and spawning rules. The ultimate plugin for making RPG servers and minigames.

Manage Bedwars-Maps automaticly

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

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

a feature-rich world size limiting plugin, which can also generate or trim a world to your border

Nerf those creepers