TrojanShield 

Use Trojan Shield to protect yourself from hackers and Trojan viruses. If a hacker tries to break into your computer, Trojan Shield automatically warns you so you can take action against them.
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Robust Internet Speed Booster 

Boost & optimize your Internet connection speed with this set of tools - A free utility to help you keep your system healthy and responsive. This program is a package of 3 utilities, a network pinger, and internet speed booster, and a Free Mem tool.
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PingGraph 

PingGraph helps find and diagnose network problems by graphing ping times and and estimated bandwidth available on multiple connections. Email alerts inform you of networking trouble. Data is saved in an easy-to-use XML format.
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Tray Helper 

If your Windows is overloaded by many applications, try Tray Helper. There is a built in event reminder and e-mail checker. You can define mail filters, there is also a pop-up killer. You can download and install plugins and upgrade Tray Helper.
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