Bukkit

Real time synchronization with game time.

This plugin adds the Kotlin libraries to the server, making plugins written in Kotlin usable by the server

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

Lightweight and solid chat bubbles plugin, no dependencies needed.

Mine spawners with silk touch / Spawner Management

StackableItems

Speed up Leaf Decay

Control how long day and night last.

NoLagg

Manage entities on your server

Extra Hard Mode

Lets your players sleep better by skipping the night with less then all players! Also lets you ignore staff players!

BanItem

Hide and Custom your Plugins and other Commands!

Prevention of hacks and other malicious tinkering on a Minecraft server.

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

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

FlameCord aims to fix Netty related exploits to keep your server safe from attacks.

Bssentials GroupManager

A plugin to prevent players from leaving within a fight.