These open-source browser extensions are the first things I install on any new machine
https://www.makeuseof.com/always-install-these-open-source-browser-extensions-first/
- DuckDuckGo Search & Tracker Protection. A privacy upgrade your browser needs
- Bitwarden. Stop reusing passwords, seriously
- Vimium. Browse without your mouse
- Consent-O-Matic. Never click “accept all” again
- Tab Session Manager. Never lose a browser session
- Dark Reader. Dark mode, everywhere, no exceptions