Dark Mode List - A list of apps that support 🌃 dark mode
Interfacer - Collection of more than 200+ free design resources
Product Dark - Turn Product Hunt dark for nighttime hunting 🌚
Facebook Design Resources - A collection of free resources made by designers at Facebook
Darkness: Beautiful Dark Themes - Chrome extension that provides beautiful dark themes for Facebook, Google and more.
Freebiesbug - Collection of the best free web design resources.