Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.
SelfControl - V2 updates! - Custom time interval for distraction free mode - Ability to turn off ' always on' mode - Improved UI -- Self Control -- A simple app to keep you focused online by blocking sites that you spend way too much time on.
Go Fucking Work - Website blocker so you can get back to your fucking work
about:blank - Blocks websites on safari for iOS and macOS.
CodeBlock - Solve a coding challenge to visit a distracting site
Freedom.to - Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.