There are many, many more languages for playing around with audio (and video) synthesis than that. The domain is typically called livecoding. Here's a good list

There are many, many more languages for playing around with audio (and video) synthesis than that. The domain is typically called livecoding. Here's a good list of languages for that: https://github.com/toplap/awesome-livecoding https://github.com/toplap/awesome-livecoding