Browser extensions, sometimes referred to as plug-ins or add-ons, are tiny pieces of software that enhances one's Web browsing experience. If you can think of a common computing task, then a browser extension has probably already been written to more easily accomplish it. Although browser extensions are written for all major Web browsers, Chad Mairn will highlight how to find and install useful extensions on Chrome and Firefox browsers. Safari and Internet Explorer users don't fear because Chad Mairn will highlight a few great extensions there as well.