f.lux

Adjusts a display's colour temperature according to location and time of day, providing relief for eye strain during night-time use

Features & Limitations

+	Adaptive Color Temperature	Adjusts your computer screen’s color temperature based on the time of day
+	Nighttime Warmth	Reduces eye strain during night hours
+	Circadian Rhythm Support	Potentially helps regulate your body’s sense of night and day, and regulate sleep patterns
+	Blue Light Filter	Reduces exposure to blue light
-	Color alteration	Can significantly impact the visual experience, especially for color-critical tasks
-	Limited customization	Lacks granular control over color temperature
-	No built-in scheduler	Users must manually adjust settings if they want to disable f.lux temporarily
-	Multi-monitor support	Doesn’t handle multiple monitors independently

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4.03

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February 2009

f.lux being a proprietary software, its source code is not publicly hosted.