1. Define:
1.1. Internet Browsers
1.1.1. The job of an Internet browser is to display websites that you visit on the web.
1.2. Browser Plugin (Extension)
1.2.1. Browser plugins let you extend the web browser with new capabilitiesBrowser plugins let you extend the web browser with new capabilities.
1.3. HTML 5
1.3.1. HTML is a flexible language and it is very important because it can be utilized on any platformHTML is a flexible language and it is very important because it can be utilized on any platform.
2. Market Share
3. Google Chrome
3.1. Pros
3.1.1. Leading HTML5 support means it will be ready for the future, application-like Web.
3.1.2. Excellent security.
3.2. Cons
3.2.1. Do Not Track privacy feature is buried and discouraged.
3.2.2. Still some occasional minor site incompatibilities.
4. Mozilla Firefox
4.1. Pros
4.1.1. Highly customizable. Good HTML5 support.
4.1.2. Compatible with MacBook
4.2. Cons
4.2.1. Lacks Chrome's built in Flash and Instant page view.
4.2.2. Slightly behind Maxthon, Chrome and Opera in HTML5 features.
5. Internet Explorer 10
5.1. Pro
5.1.1. Excellent security.
5.1.2. Microsoft's latest browser is faster, trimmer, far more compliant with HTML5
5.2. Cons
5.2.1. No built in Flash or PDF reader.
5.2.2. Still lags on new Web tech support (WebGL, e.g.).
6. Apple Safari 5
6.1. Pros
6.1.1. iCloud Tabs. Pick up the web wherever you left off.
6.1.2. Right from Safari, you can tweet web pages, post them to Facebook, or share them via Mail or Messages.
6.2. Cons
6.2.1. It lacks some of the customization options many competitors offer.
6.2.2. There are a few known compatibility issues
7. Opera
7.1. Pros
7.1.1. Cutting-edge multimodal features and competitive navigation speeds.1
7.1.2. Excellent HTML5 support.
7.2. Cons
7.2.1. The browser has frequent compatibility issues.
7.2.2. Lacking in only one feature for in internet browsers: parental controls.