You don’t have to go full caveman. i3wm (I use xmonad), browser, terminal, and your favorite editor/IDE should do you good. You only have all this software bot

You don’t have to go full caveman. i3wm (I use xmonad), browser, terminal, and your favorite editor/IDE should do you good. You only have all this software bothering you because you chose it over alternatives. (OK there are some cases where choices are forced upon us but I don’t see those in your examples)