Dimmer - A very small and free utility for Windows to reduce brightness on LCD/TFT screens.
4t Tray Minimizer - 4t Tray Minimizer Free/Pro - Minimize Outlook, Internet Explorer, Firefox, Chrome and any other applications to the system tray!
CareUEyes - CareUEyes is an eye protection software for windows that comes with blue light filter, screen dimmer, and break reminder
SmartSystemMenu - SmartSystemMenu extends system menu of all windows in the system
f.lux - f. lux is a piece of software for Windows, Mac, Linux, iOS, and Android that provides a blue light filter over your screen. Research suggests limiting our exposure to blue light in the hours before bedtime can help us fall asleep faster.
Minime - Minime is a tool that allows you to minimize applications to the system tray using a simple hotkey.