Monitor Bright - Monitor Bright reduces with a simple trick the monitor brightness.
WebCord - A Discord and Fosscord :electron:-based client implemented without Discord API.
PangoBright - Screen dimming software that allows you to control the brightness of your laptop screens as well as external monitors.
BetterDiscord - BetterDiscord enhances Discord with several features. Requires Discord To be installed!
LG OnScreen Control - Allows to set the brightness (and other settings) of the monitor through DDC/CI. Meaning: keyboard and/mouse instead of having to fiddle with the OSD menu manually. http://www.lg.com/us/support/monitors
Vencord - The cutest Discord client mod