Firefox is perfectly customizable. You can make the tabs look however you want with a config. Want them out of the way and appear when you mouse over on the lef

Firefox is perfectly customizable. You can make the tabs look however you want with a config. Want them out of the way and appear when you mouse over on the left edge? You can have it like that. You also don’t need to use any features you don’t want to use. You can even hide them entirely with a config file.