Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime.
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux
- BSD

There are many alternatives to Iris for Linux if you are looking for a replacement. The best Linux alternative is Redshift, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Iris and many of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to Iris are Stretchly, Workrave, LeechBlock and ZenBreak.
Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime.

Open source, cross-platform app for scheduling microbreaks and longer breaks while working at the computer, offering user-friendly interval and duration customization, strict mode, color schemes, sound alerts, pause, skip, restart options, and system tray access.




Open-source tool to prevent RSIs by promoting customizable micro-breaks, providing exercise reminders, tracking computer use, and supporting typing improvement across Windows and Linux, with community-driven development for user health and workspace ergonomics.




LeechBlock is a simple free productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.




Menu bar application for Windows, macOS, and Linux designed to gently remind users to take breaks from their screen with customizable timing and appearance. Built natively for each OS, lightweight, open-source, and privacy-friendly with minimal impact on resources.




RedshiftGUI changes the color temperature of your monitor to better match that of your surrounding. This means that it sets a cooler color temperature during the daytime (due to natural lighting) and sets a warmer temperature at night (due to indoor lighting). Similar to f.



Desktop application for managing periodic breaks, offering customizable schedules, notifications, working hours, idle detection, and configurable colours. Free, open-source, and available for Windows, macOS, and Linux. Designed to reduce RSI and eye strain effectively.




SafeEyes is an application that tries to protect your eyes from eye strain (asthenopia) by reminding you to take breaks while you're working long hours at the computer. It was created as a free and open source Linux alternative for EyeLeo, a Windows-only app.



Enjoy free cross-platform blue light reduction and PWM flicker-free brightness control with Iris mini. Minimalistic design, portable, and automatic for no-hassle, eyestrain-relief across all devices. Simply double-click to activate, perfect for every lighting condition.



