The modern Essentials suite for Spigot and Paper.

Skript is a Paper plugin which allows server admins to customize their server easily, but without the hassle of programming a plugin or asking/paying someone to program a plugin for them.

The original Bukkit Multi-World Plugin!

CoreProtect is a blazing fast data logging and anti-griefing tool for Minecraft servers.

Voxel world generation modding platform

PlotSquared - Reinventing the plotworld

A Bukkit plugin which exports minecraft server stats to Prometheus

The official self-service anti-griefing Bukkit plugin for Minecraft servers since 2011.

Residence Bukkit Plugin

Per world inventories made easy!

A plugin for Minecraft to manage punishments and moderate more effectively

The most popular chat formatting & filtering plugin for Minecraft.

A Plugin for Multiverse-Core that handles the Notch style nether portals across multiple worlds.

Powerful reflection utilities for Skript.

A Bukkit/Spigot (Minecraft server) plugin that facilitates renting and buying WorldGuard regions

ServerSigns (SVS) provides the ability to bind player-dispatched and server-disptached commands, messages and actions to signs and every other block in Minecraft.