tldr/pages/linux/gummy.md

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# gummy
> Screen brightness/temperature manager for Linux/X11.
> More information: <http://web.archive.org/web/20230717200025/https://github.com/Fushko/gummy>.
- Set the screen temperature to 3000K:
`gummy --temperature {{3000}}`
- Set the screen backlight to 50%:
`gummy --backlight {{50}}`
- Set the screen pixel brightness to 45%:
`gummy --brightness {{45}}`
- Increase current screen pixel brightness by 10%:
`gummy --brightness {{+10}}`
- Decrease current screen pixel brightness by 10%:
`gummy --brightness {{-10}}`
- Set the temperature and pixel brightness for the second screen:
`gummy --screen {{1}} --temperature {{3800}} --brightness {{65}}`