| Microsoft | Internet Explorer | 1421 |
| Microsoft | Windows Vista | 787 |
| Microsoft | Office | 506 |
| Microsoft | Excel | 205 |
| Canonical | Ubuntu Linux | 3232 |
| Oracle | Database Server | 436 |
| Debian | Debian Linux | 5682 |
| Oracle | Mysql | 498 |
| Redhat | Enterprise Linux | 1020 |
| Redhat | Enterprise Linux Workstation | 1071 |
| Redhat | Enterprise Linux Desktop | 1151 |
| Redhat | Enterprise Linux Server | 1083 |
| Apple | Mac Os X | 2364 |
| Adobe | Acrobat Reader | 632 |
| Php | Php | 639 |
| Openbsd | Openbsd | 187 |
| Sun | Solaris | 869 |
| Sun | Sunos | 582 |
| Netbsd | Netbsd | 170 |
| Cisco | Ios | 504 |
| Apache | Http Server | 260 |
| Linux | Linux Kernel | 2853 |
| Netscape | Navigator | 52 |
| Microsoft | Windows 2000 | 534 |
| Sendmail | Sendmail | 50 |
| Kde | K-mail | 5 |
| Microsoft | Ie | 206 |
| Ibm | Websphere Application Server | 290 |
| Mutt | Mutt | 42 |
| Microsoft | Windows Explorer | 7 |
| Symantec | Norton Antivirus | 64 |
| Ipswitch | Imail | 39 |
| Hp | Jetdirect | 9 |
| Webmin | Webmin | 89 |
| Irfanview | Irfanview | 186 |
| Corel | Wordperfect | 3 |
| Nullsoft | Shoutcast Server | 10 |
| Zope | Zope | 36 |
| Novell | Bordermanager | 13 |
| Oracle | Application Server | 205 |
| Putty | Putty | 32 |
| Hp | Openview Network Node Manager | 81 |
| Broadcom | Etrust Intrusion Detection | 16 |
| Sun | Java System Web Server | 35 |
| Apache | Tomcat | 148 |
| Horde | Imp | 23 |
| Ibm | Lotus Domino | 88 |
| Microsoft | Windows Xp | 762 |
| Snort | Snort | 17 |
| Cisco | Catalyst 6000 | 4 |
| Apple | Quicktime | 249 |
| Navision | Financials Server | 6 |
| Jelsoft | Vbulletin | 99 |
| Webcalendar | Webcalendar | 32 |
| Phpmyadmin | Phpmyadmin | 272 |
| Phprojekt | Phprojekt | 16 |
| Phpnuke | Php-nuke | 119 |
| Emc | Networker | 22 |
| Phpprojekt | Phpprojekt | 6 |
| Andries Brouwer | Util-linux | 25 |
| Phpbb Group | Phpbb | 116 |
| Squid | Squid | 125 |
| Snitz Communications | Snitz Forums 2000 | 24 |
| Asp-nuke | Asp-nuke | 13 |
| Mcafee | Epolicy Orchestrator | 25 |
| Usermin | Usermin | 34 |
| Cisco | Vpn Client | 26 |
| Symantec | Norton Internet Security | 40 |
| Woltlab | Burning Board | 31 |
| Cisco | Call Manager | 18 |
| Kde | Konqueror | 37 |
| Macromedia | Shockwave | 4 |
| Apple | Mac Os X Server | 673 |
| Python Software Foundation | Python | 124 |
| Novell | Netmail | 17 |
| Symantec | Norton Personal Firewall | 19 |
| Gentoo | Linux | 1719 |
| Ultimate Php Board | Ultimate Php Board | 21 |
| Powerphlogger | Powerphlogger | 3 |
| W-agora | W-agora | 19 |
| Astrocam | Astrocam | 3 |
| Myserver | Myserver | 9 |
| Openoffice | Openoffice | 50 |
| Mozilla | Thunderbird | 1379 |
| Openafs | Openafs | 34 |
| File | File | 31 |
| Phpbb | Phpbb | 116 |
| Daansystems | Newsreactor | 2 |
| Redhat | Enterprise Linux Eus | 455 |
| Microsoft | Windows 2003 Server | 427 |
| Mozilla | Seamonkey | 719 |
| Mozilla | Firefox | 2583 |
| Ttcms | Ttforum | 4 |
| Mysql | Mysql | 498 |
| Digium | Asterisk | 135 |
| Sun | One Directory Server | 6 |
| Mod Security | Mod Security | 3 |
| Oracle | Application Server Portal | 6 |
| Cutephp | Cutenews | 36 |
| Opera | Opera Browser | 298 |
