I wonder if anyone has experience with this and Amber (https://amber-lang.net/ https://amber-lang.net/) and can compare the two? The languages at least appear t

I wonder if anyone has experience with this and Amber (https://amber-lang.net/ https://amber-lang.net/) and can compare the two? The languages at least appear to be very similar, but the latter uses a web browser rather than a fully custom UI like Pharo has. I assume you can't just open a Pharo program in Amber (or the other way around)?