# MakeCode Arcade demoscene? **URL:** https://forum.makecode.com/t/makecode-arcade-demoscene/16250 **Category:** Arcade **Tags:** music, art, demo, graphics-and-math **Created:** [November 9, 2022, 6:08pm UTC](https://forum.makecode.com/t/makecode-arcade-demoscene/16250 "2022-11-09T18:08:34Z") **Posts on this page:** 1 **Showing post:** 29
### Author: ![Vegz78](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/vegz78/32/1201_2.png) [@Vegz78](https://forum.makecode.com/u/Vegz78) #### Post date: [October 18, 2023, 4:35pm UTC](https://forum.makecode.com/t/makecode-arcade-demoscene/16250/29 "2023-10-18T16:35:47Z")
Some speech or other _outside of the box_ sounding music or sound effects, which @randomuser is researching, would also be very interesting to add to a demo project!: > [@Small update on the mp3/speech in makecode idea!](https://forum.makecode.com/t/small-update-on-the-mp3-speech-in-makecode-idea/23243): > > TL:DR at bottom! I sifted through the hardware code of Makecode arcade and found how it runs sound effects! I was hoping to find some sort of sound file player, but instead they simply play a bunch of sine waves just as we can in the coding menu. Although they do have some extra shapes beyond just sine, square, sawtooth, and noise! That’s how they make the other stock noises in Makecode arcade that we cant, like the other notes in the melody player and the sound effects. I also found that for … --- _[View the full topic](https://forum.makecode.com/t/makecode-arcade-demoscene/16250)._