When web browsers were first invented, they did little more than display web pages and save bookmarks so you could return to pages you visited often. Since then, web browsers have become mini-platforms on their own, and Safari, like other browsers, lets you use extensions to enhance your browser experience.
In this article, I’ll explain how Safari extensions work, why they changed recently, and I’ll mention a few extensions that you may find useful.
Read the rest of the article on The Mac Security Blog.