As a web developer / UI designer, Icons plays a biggest role in interaction with users. It helps to make our websites and apps more visually appealing, navigable, and engaging.
Icons are useful precisely because they are universal symbols. In many cases, icons can even replace text entirely.
In this article I have explored the biggest icons library where you will not need for other libraries, You can get all your stuffs at one place. You can get images in different popular formats.
Icons8 has a large collection of images.