Note: This is a free version of the sPart system with some functionality stripped out. The paid version lets you spawn secondary particles each step or upon particle death, and also allows for 3D mesh particles. You'll find the full version here: Full sPart system
The sPart system is a 3D particle system for Gamemaker Studio 2 that provides you with a fast and easy way to create beautiful particle effects in 3D. It aims to be similar in use to the built-in 2D particle system in Gamemaker.