This a library which allows you to display particle effects with Bukkit/Spigot. See http://bukkit.org/threads/1-8-particleeffect-v1-6.154406/ for more information about this project!
This repository is no longer maintained because the functionality of this library has been implemented in the Bukkit/Spigot API. See org.bukkit.World#spawnParticle and org.bukkit.Player#spawnParticle for more information about spawning particles.