There are 12 repositories under spigot-api topic.
A fast, customizable and compatible open source server for Minecraft: Java Edition
The Bukkit/Spigot/Paper API implementation for Fabric
PlotSquared - Reinventing the plotworld
A Bukkit/Spigot API for the command UI introduced in Minecraft 1.13
A Server Platform for Minecraft: Java Edition based on Paper which provides many optimizations and features
Another GUI Plugin
hCore is multi-functional developer tool for spigot developers.
Yet another menu framework for bukkit, but, using maps this time.
This is the repository for my Bukkit Coding series
Connect Telegram chats and Minecraft servers seamlessly
NMS made easy
A plugin for the Spigot API. ServerlistMOTD allows users to change their serverlist motd.
Applied Energistics 2 for your SpigotMC server!
Simple and easy to use API to read and write Packets.
Fail-safe asynchronous profile & object caching via Redis & MongoDB in Java for Spigot
A minecraft spigot library for rapid advancement creation.
Level up your server with custom music discs - "Just like vanilla jukebox, but better!". I mantain this in my free time.
A spigot development tool created to enhance workflow.
An API to create Custom Items with ease!
A Spigot library for making special effects out of particles
Spigot lib for pathfinding