[Globz]

Flux + EyeLeo is the way to go for me, I know my job already damaged my eyes but this helps reduce head aches and dry eyes.

[mamcx]

Something like Eyeleo for osx?

[abledon]

found one for linux https://github.com/slgobinath/SafeEyes (written in python with gtk , so maybe use this? http://www.gtk.org/download/macos.php)