Have you looked at Pale Moon[1]? They&#x27;re known to be stripping out a lot of components from core browser (no Australis or even Tab Group, though the latter is available as an addon). Biggest weak point is the lack of non-Windows build, but non-official versions are usually available in the forum.<p>[1]: <a href="https:&#x2F;&#x2F;www.palemoon.org&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.palemoon.org&#x2F;</a>