From LQWiki

There are numerous web browsers already included with almost every Linux distribution.

• Konqueror - on KDE only
• Galeon - on GNOME only
• Mozilla - platform-independent; includes more than just a browser
• FireFox - based on Mozilla; only a browser
• Opera - commercial offering (has to be downloaded separately)
• Lynx - text-interface

You may wish to perform some of the following tasks before using your web browser, or when you are first using your web browser:

• Check the cookie settings
  • In general, it is safe to allow all cookies as session cookies only.
• Enable popup blocking, if it is supported.
• Install popular plugins for your browser.

Some popular plugins include:

• Shockwave/Flash [1] - install manually
• Plugger [2] - usually included as a package in Linux distributions
• Java [3] - install manually
• Quicktime [4] - for experts only
• MPlayerPlug-In [5] - requires MPlayer, which supports a wide variety of file formats. Only available for Konqueror, Mozilla, and Firefox.

Additionally, if you are using Mozilla or FireFox, visit Mozilla's Extension Room for useful add-ons such as soft scrolling and mouse gesture navigation.