Favicons are to websites what bread and water is to human beings: essential. They’ve been around long-since and will still be when we all have perished. Shortly after the inception of the web, they started their triumphal march. Nowadays, favicons are not long thought or talked about, they are just implemented like a duck takes to water. To create them, several solutions exist. First on there are plugins or native functionality for common desktop software solutions. What we want to focus on today are solutions in the form of online services. There are a few and they differ quite considerably.