Some web pages display a small image (PNG, etc.) in the page tab title, address bar, or browser bookmarks. This image is called a favorites icon or Favicon for short. Here's a step-by-step guide on ...

Vivaldi now allows you to add custom icons to your browser as well as task-specific Workspaces. You could use both for all kinds of things.

Some popular web browsers like Google Chrome and Microsoft Edge also support the screen casting feature. Different ways to add Cast icon to Microsoft Edge Toolbar ...