You can choose a physical container (e.g., cylinder, shooter, or even an airplane) and fill it with various powders like sparkles, crackles, pops, and jets.

Open the editor and pick your base shape (like a mortar tube or a specialized "shooter").

Your creations react to the 3D environment, such as a rock pit or a dark alley, reflecting light and interacting with surrounding objects. How to Create a Basic Custom Firework

Check out this gameplay demonstration showing how to build and launch your own custom fireworks: Firework Simulator - Creating Your Own Fireworks YouTube• Jan 15, 2023 Firework Simulator-TENOKE - Ova Games

Place your creation in a map and ignite it using the E (single) or F (all) keys to see if it behaves as expected.

Every created firework is governed by a physics system rather than preset animations. This means how you place components affects how they take off, spin, or explode.