Which browser engine does your default browser use?

I don't know how to post a poll so just reply with your answer.

• WebKit
  • Safari browser, plus all browsers hosted on the iOS App Store
• Blink
  • All Chromium-based browsers such as Google Chrome, Microsoft Edge, Slimjet, Opera, Brave, Vivaldi, Cent, etc.
• Gecko
  • Mozilla Firefox, plus forks such as SeaMonkey, Waterfox, GNU IceCat, K-Meleon, Lunascape, etc.
• Goanna
  • Pale Moon, Basilisk, possibly others
     

I use Blink

Slimjet, Vivaldi