Freedom.to - Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.
UnDistracted App - Use social media in a useful way. Control Facebook, YouTube, Twitter, Reddit, Netflix and LinkedIn in a responsible way.
Stay Focused - More suitable with Google Chrome, this service enables you ensure you do not waste precious time on updating Facebook status or chatting with people.
Go Fucking Work - Website blocker so you can get back to your fucking work
Serene - The macOS app to get your focus back
Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.