For those that don't want to build their own addon, Cold turkey Blocker works quite well. It supports multiple browsers and can block apps too. I'm not affilia

For those that don't want to build their own addon, Cold turkey Blocker works quite well. It supports multiple browsers and can block apps too. I'm not affiliated with them, but it has helped me when I really need to focus. https://getcoldturkey.com/ https://getcoldturkey.com/