DNS Benchmark is a Benchmarking and Nameserver Testing Tool created by Steve Gibson. As the name implies, it can be used to test and measure the performance of your DNS Nameservers, and offers solutions or (conclusions) to help improve performance, if your DNS Nameservers appear to be affecting your Internet experience.
Portable Internet and Web Browser Tools
ClearProg is a Portable Clear History application that can be used to clear internet history, delete cookies clear typed URL searches in Mozilla Firefox, Internet Explorer and Opera. Not only that, the Poerful ClearProg can also clear Windows recent items list, clear temp files, clear media player history, clear office program history, empty the recycle bin, delete recent documents and much more.
Google Hacks: Although you can type search filters or search strings right there in Google Search, "Google Hacks is a compilation of carefully crafted Google searches that expose novel functionality from Google's search and map services." It can be used to perform Advanced Google Searches for music, applications, tools, books, view a map or time line, and perform many other specific types of searches.
Delete Flash Cookie Files; FlashCookiesView is a Portable Freeware Flash Cookie Viewer, Flash Cookie Deletion utility created by NirSoft. FlashCookiesView will display and allow you to delete hidden Flash Cookies (Flash Cookie Files) that are typically used for tracking purposes and stored by your Web browser.
FirefoxDownloadView is a Portable Free Software Tool offered by NirSoft. It can be used to View Firefox Download History by displaying a list of files downloaded with Firefox, along with detailed firefox download information such as; Download URL, Download Filename, Path to Download, Referrer, MIME Type, File Size, Start + End Time, Download Duration, and Download Speed.