Open Source f.lux Alternatives

    The best open source alternative to f.lux is Redshift, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to f.lux and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to f.lux are LightBulb (Free, Open Source), RedshiftGUI (Free, Open Source), Red Moon (Free, Open Source) and Gammy (Free, Open Source).

    This page was last updated Apr 22, 2021

    1. Inspired by Redshift, Blueshift adjusts the colour temperature of your monitor according to brightness outside to reduce eye strain and make it easier to fall asleep when going to bed.
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