http://tk.dswarmsikhttkg7jgsoyfiqpj3ighupfrvuz5ri3lu5q2dlqyrpgk7ad.onion/posts/2024-08-03-networks-browsers.html
“Reveal hidden HTML”, unhides hidden HTML, also, has a tool that fixes some websites with broken form validation Javascript by forcing an HTTP post. And HTTPS Everywhere, which forces HTTPS over HTTP. These can of course be removed or replaced with other extensions and while outside of the normal uMatrix+uBlock Orgin+Decentraleyes setup, these can also be added to GNU Icecat to complete the suite.