1. Mozilla Firefox 20
1.1. Pros
1.1.1. 1 Good security
1.1.2. 2 Built-in PDF viewer
1.2. Cons
1.2.1. 1 Lacks Chrome's built in Flash and Instant page view
1.2.2. 2 Slightly trails Chrome in HTML5 features
2. Apple Safari 4
2.1. Pros
2.1.1. 1 tabs for the browser are at the very top of the window to make it easier to navigate
2.1.2. 2 Safari for Windows uses Microsoft’s font rendering, title bar, borders, and toolbars
2.2. Cons
2.2.1. 1 Insecure
2.2.2. 2 Does not auto update
3. Internet Explorer
3.1. Pros
3.1.1. 1 Many websites support Internet Explorer
3.1.2. 2 Offers add-ons for better browsing experience
3.2. Cons
3.2.1. 1 Uses an above average amount of computer memory
3.2.2. 2 Isn't very customizable
4. HTML5 Readiness
5. Definitions
5.1. Browsers
5.1.1. a program with a graphical user interface for displaying HTML files, used to navigate the World Wide Web.
5.2. Plug-ins or extensions
5.2.1. a set of software components that adds specific capabilities to a larger software application. If supported, plug-ins enable customizing the functionality of an application. ...
6. Chrome 27
6.1. Pros
6.1.1. 1 Leading support for HTML 5
6.1.2. 2 Hardware acceleration
6.2. Cons
6.2.1. 1 Still some occasional minor site incompatibilities
6.2.2. 2 Fonts occasionally jagged.
7. Marketshare
8. Opera 12
8.1. Pros
8.1.1. 1 Very simple
8.1.2. 2 Good speed
8.2. Cons
8.2.1. 1 Occasionally sites won't display properly,
8.2.2. 2 Hardware acceleration not enabled by default.
8.2.3. 2