You could try https://github.com/dscharrer/innoextract (installable via homebrew).
I wondered if innoextract was Linux only, but I see there is a homebrew formula. https://formulae.brew.sh/formula/innoextract
Is the author reading hackernews?
That, or just run it with wine.
I wondered if innoextract was Linux only, but I see there is a homebrew formula. https://formulae.brew.sh/formula/innoextract
Is the author reading hackernews?