No, Safari is really no different here from Chrome, and indeed there's broad compatibility between the extension API, such that in many cases you can use a Chrome extension unmodified in Safari.
Ah, thanks interesting. I remember the kerfuffle when Safari introduced its new model and I didn’t realise Chrome had followed suit
Ah, thanks interesting. I remember the kerfuffle when Safari introduced its new model and I didn’t realise Chrome had followed suit