https://www.skanskchili.com/produkt/sriracha-chili-sauce-250-ml-eko/?lang=en

This is my favorite hot sauce. They have other products as well,but this one tastes amazing.

That’s a different route that you maybe do not want to take, but you can easily ferment your own sauce. Though it may be more of a hobby than an actual source of condiment (if you’re not into this kind of thing).

A few bulgarian producers have become quite popular. Not sure if they ship internationally.

https://chilli-hills.com/en/home-en/

https://hotfarm.eu/ (bg language only, it seems)