Site Blocker (Free)
bms-extensions
This extension allows you to block websites to help you stay focused and productive. You can block sites at all times, or set up schedules for when you want site blocking to take place. You can also set up a password system that requires you to enter your password before modifying any of the settings in the extension. There is no limit to the number of sites you can block or the number of schedules you can set up.
