For me, Google video search, Google books (Internet Archive is good, but doesn’t always have the same stuff), Adobe InDesign (but in the process of learning LaTeX), and Typewise. As for the Google stuff, I liked Whoogle a lot, but almost all their instances seem to have been blocked or shut down. Also, apologies if this is repeating an earlier post.
I find it easy to use and use both, Noscript for Javascript (all opt-in), UBlock for adblock (badness enumeration) and “cookie autodelete” (on mobile, for opt-in keeping cookies and deleting the rest)