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Espressif ESP32 based fire works controller designed to communicate with Windows app over Wifi.
Here you can see a completed system with 10 tubes wired to a hub.
So all you need to do is buy some fire works, and load the tubes, and connect nichrome wire to each fuse.
The windows app allows you to launch the tubes using touch screen, or do programmed sequential launches with different timings.
Check out this fun video of eight launchers in action:
Get the Open Source Code.