Snake meets bullet hell. And it can be catching.
The blend between both concepts works well. Luckily it's more permissive than the real Snake, as self-biting and contact with the enemy ships doesn't game-over.
I liked the synthwave music. I do like synthwave music to start with, and it just fits so well with space and anything coming from the 1980s. And I discovered this jsfxr site, I'll give it a shot someday.
I could run your Windows build flawlessly under Linux and Wine. I was only missing a button to leave the game. I instinctively grabbed my controller when I heard it vibrating, but I ended up playing with Left and Right on my keyboard like with the real Snake.
Are you saving the scores somewhere ? The game communicated with some server ... And I found my high score !