Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.
Irretrievably deletes private records of your on- and off-line activities, such as temporary internet files, history, cookies, autocomplete forms and passwords, swap files, recently opened documents list, Explorer MRUs, temporary files, etc., traces from more than 200 third-party applications, and free up your disk space. The utility wipes files and unused disk space using either fast or secure erase algorithms. All files and folders may be combined in wipe lists to erase them in a single procedure. All separate wiping and cleaning tasks can be combined in one or more erasing procedures launched immediately or at predefined times or events as a background task. R-Wipe & Clean includes Popup Blocker and supports Internet Explorer, NETSCAPE, AOL, MSN, Opera, Mozilla, Mozilla Firefox, and BT Yahoo browsers as well as the Google and MSN toolbars. A free fully functional 15-day trial version.