iris
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Description:
Blue light filter and eye protection software
Type: Cask  |  Latest Version: 1.2.2@0  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  @iristech  |  formulae.brew.sh
Category: Productivity
Tags: blue-light eye-care productivity health display
Install: brew install --cask iris
About:
Iris is a comprehensive blue light filtering and screen time management application designed to reduce eye strain and improve sleep quality. It automatically adjusts screen color temperature based on the time of day, shifting to warmer tones after sunset. The software also provides features for minimizing screen flicker and offering ergonomic break reminders to promote healthier computer usage habits.
Key Features:
  • Automatic blue light reduction based on time and location
  • Screen flicker elimination for LCD monitors
  • Ergonomic break and eye exercise reminders
  • Multiple preset modes for day, night, and sleep
  • Advanced manual controls for brightness and color temperature
Use Cases:
  • Reducing eye strain and computer vision syndrome for developers and remote workers
  • Improving sleep quality by filtering sleep-disrupting blue light in the evening
  • Managing screen time and enforcing healthy breaks during long work sessions
Alternatives:
  • f.lux – Iris offers more granular control, screen flicker elimination, and works offline without requiring an account.
  • Night Shift – Iris provides significantly more customization options, scheduling precision, and advanced display health features.
Version History
Detected Version Rev Change Commit
Aug 5, 2025 2:19pm 1.2.2 0 VERSION_BUMP 2334dd2c