firefox is a Free & Open Source Web browser . includes Tabs ,Popup blocking, live bookmarking,Spell checker,themes... . Functions can be added through add-ons

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Chrome is a brand new web browser by Google.Microsoft Windows version has been released & Google Chrome for Linux & chrome for mac versions are in development.google chrome has a new smooth interface.with more new features, such as its own Task Manager & new tab style.

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K-Meleon is a Gecko based (Gecko -developed by Mozilla) Free & Open Source Web browser.

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Thunderbird can manage multiple e-mail, newsgroup and RSS accounts and supports multiple identities within accounts.Thunderbird supports a variety of themes for changing its overall look and feel .,

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XChat is a full-featured IRC (Internet Relay Chat) client .

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HydraIRC is an open-source IRC client.

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aMSN is a free open source clone of MSN Messenger , with features such as, Display pictures,Webcam support,Normal, and animated emoticons with sounds,Multi-language support...

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Pidgin is an free IM client . Connect to AIM, MSN, Yahoo, and more IM networks all at once.it is free and contains no ads.

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RSSOwl is a news aggregator for RSS and Atom News feeds

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FileZilla is a free, open source FTP client.it Supports FTP, FTP over SSL/TLS (FTPS) and SSH File Transfer Protocol (SFTP)

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