
SelfControl
SelfControl is a free and open-source application for Mac OS X that lets you block your own access to distracting websites, your mail servers, or anything else on the Internet.
StayFocusd is a productivity extension for Google Chrome that helps you stay focused on work by restricting the amount of time you can spend on time-wasting websites.
StayFocusd is a productivity extension for Google Chrome that helps you stay focused on work by restricting the amount of time you can spend on timewasting websites. Once your allotted time has been used up, the sites you have blocked will be inaccessible for the rest of the day.
Distraction free UI Application Blocker Unblock Sites
time-management no-distraction block-websites browser-extension application-blocker blacklist block-facebook focus unblock-sites-feature