I wrote a simple Mac app to remind you to follow the 202020 rule. The rule says that you should focus on something 20 feet away for 20 seconds every 20 mins to avoid eye strain from looking at a computer all day.
(Image source) VisianInfo
##Installation Download Zip, run in Xcode. Done!
##License
See LICENSE file
Feel free to edit and make it better!
##Contact
Hit me up on twitter: @softieeng