Dimmer - A very small and free utility for Windows to reduce brightness on LCD/TFT screens.
Vencord - The cutest Discord client mod
CareUEyes - CareUEyes is an eye protection software for windows that comes with blue light filter, screen dimmer, and break reminder
OpenAsar - Open-source alternative of Discord desktop's app.asar
myPoint Shade - Stop burning your eyes! myPoint Shade is caring for your eyes' comfort.
BetterDiscord - BetterDiscord enhances Discord with several features. Requires Discord To be installed!