Download UltimaDark - The Fastest Dark Mode Extension for Firefox. UltimaDark uses agressive & smart techniques to turn even the sunniest websites into realms of darkness.
Although it works well, this is so experimental, it makes lab rats look like seasoned professionals.
Go ahead, embrace the shadows! 🦇
Ah it doesn't work on Android? A pity, that's where I need dark mode the most.
It works but it's config interface looks borked
Edit: NVM, it also breaks some sites
Didn't tried on android.