Firefox has an intuitive interface and blocks viruses, spyware, and popup ads. It delivers Web pages faster than ever. And it’s easy to install and import your favorites. Packed with useful features like tabbed browsing, Live Bookmarks, and an integrated Search bar, Firefox will change the way you experience the Web, for the better.

Simple to use, powerful, and customizable, Thunderbird is a full-featured email application. Thunderbird supports IMAP and POP mail protocols, as well as HTML mail formatting. Easily import your existing email accounts and messages. Built-in RSS capabilities, powerful quick search, spell check as you type, global inbox, deleting attachments and advanced message filtering round out Thunderbird's modern feature set.

i.Scribe is a remarkably compact email program with an easy to use interface and many features, including a split view of folders and items, signatures, drag and drop, spell checking as well as an internal address book and calendar.

Ethereal is used by network professionals around the world for troubleshooting, analysis, software and protocol development, and education. It has all of the standard features you would expect in a protocol analyzer, and several features not seen in any other product. Its open source license allows talented experts in the networking community to add enhancements.

This application monitors your internet connection and displays information about sent and received bytes.

This freeware utility allows monitoring of supporting SNMPv1 and SNMPv2c devices including Cisco, Livingstone, Riverstone etc. STG allows monitoring of one SNMP device with different update periods starting from 0.01s so you could see what's happening right now.

FlashFXP is an FTP/FXP client that allows FTP transfers directly between two servers (allowing you to transfer files independent of your PC's connection speed). FlashFXP uses a familiar, Explorer-like interface that even the most novice user can master in minutes.

FileZilla is a fast and reliable FTP client and server with lots of useful features and an intuitive interface.

mIRC is a friendly IRC client that is well equipped with options and tools.

IRC (Internet Relay Chat) is a virtual meeting place where people from all over the world can meet and talk; you'll find the whole diversity of human interests, ideas, and issues here, and you'll be able to participate in group discussions on one of the many thousands of IRC channels, on hundreds of IRC networks, or just talk in private to family or friends, wherever they are in the world.

Skype is software that enables you to make free calls anywhere in the world. Skype uses innovative P2P (peer-to-peer) technology to connect you with other users. It offers several features, including SkypeOut calling from Skype to regular and mobile phones worldwide, conference calling, and secure file transferring.

Trillian is a fully featured, stand-alone, skinnable chat client that supports AIM, ICQ, MSN, Yahoo Messenger, and IRC. It provides capabilities not possible with original network clients, while supporting standard features such as audio chat, file transfers, group chats, chat rooms, buddy icons, multiple simultaneous connections to the same network, server-side contact importing, typing notification, direct connection (AIM), proxy support, encrypted messaging (AIM/ICQ), SMS support, and privacy settings.