| Microsoft | Internet Explorer | 1421 |
| Microsoft | Office | 503 |
| Microsoft | Visio | 50 |
| Microsoft | Powerpoint | 55 |
| Microsoft | Word | 150 |
| Debian | Debian Linux | 5700 |
| Oracle | Mysql | 498 |
| Redhat | Enterprise Linux | 1023 |
| Redhat | Enterprise Linux Desktop | 1150 |
| Sun | Solaris | 869 |
| Sun | Sunos | 582 |
| Hp | Hp-ux | 291 |
| Ibm | Aix | 325 |
| Sco | Openserver | 79 |
| Larry Wall | Perl | 50 |
| Slackware | Slackware Linux | 55 |
| Apache | Http Server | 260 |
| Linux | Linux Kernel | 2853 |
| Mit | Kerberos 5 | 133 |
| Aladdin Enterprises | Ghostscript | 104 |
| Suse | Suse Linux | 215 |
| Microsoft | Project | 37 |
| Openssl | Openssl | 180 |
| Vmware | Workstation | 183 |
| Knox Software | Arkeia | 5 |
| Postgresql | Postgresql | 120 |
| Symantec | Norton Antivirus | 64 |
| Mandrakesoft | Mandrake Linux | 136 |
| Opera Software | Opera Web Browser | 13 |
| Broadcom | Inoculateit | 13 |
| Ubuntu | Ubuntu Linux | 3232 |
| Zonelabs | Zonealarm | 32 |
| Gnu | Emacs | 29 |
| Gnu | Glibc | 137 |
| Microsoft | Works | 60 |
| Putty | Putty | 32 |
| Danware Data | Netop | 2 |
| Broadcom | Etrust Intrusion Detection | 16 |
| Mozilla | Mozilla | 112 |
| Trustix | Secure Linux | 76 |
| Francisco Burzi | Php-nuke | 119 |
| Gnu | Groff | 11 |
| Krzysztof Dabrowski | Cmd5checkpw | 2 |
| Argosoft | Ftp Server | 35 |
| Mandrakesoft | Mandrake Linux Corporate Server | 57 |
| Jelsoft | Vbulletin | 99 |
| Phpmyadmin | Phpmyadmin | 272 |
| Squirrelmail | Squirrelmail | 68 |
| Gnu | Gzip | 17 |
| Freeradius | Freeradius | 49 |
| Phpbb Group | Phpbb | 116 |
| Yahoo | Messenger | 43 |
| Squid | Squid | 125 |
| Openpkg | Openpkg | 29 |
| Symantec | Norton Internet Security | 40 |
| Typespeed | Typespeed | 5 |
| Symantec | Gateway Security | 12 |
| Argosoft | Argosoft Mail Server | 11 |
| Cisco | Content Engine | 4 |
| Cisco | Content Router 4430 | 4 |
| Cisco | Content Distribution Manager 4650 | 4 |
| Gentoo | Linux | 1694 |
| Cisco | Content Distribution Manager 4630 | 4 |
| Cisco | Enterprise Content Delivery Network Software | 5 |
| Zeroboard | Zeroboard | 10 |
| Eset Software | Nod32 Antivirus | 38 |
| Mozilla | Thunderbird | 1379 |
| Mozilla | Firefox | 2583 |
| Neoteris | Instant Virtual Extranet | 6 |
| Microsoft | Asp.net | 9 |
| Mpg123 | Mpg123 | 18 |
| Sgi | Propack | 55 |
| Opera | Opera Browser | 298 |
| Imagemagick | Imagemagick | 638 |
| Xpcd | Xpcd | 3 |
| Angus Mackay | Ez-ipupdate | 2 |
| Symantec | Norton System Works | 20 |
| Mandrakesoft | Mandrake Multi Network Firewall | 17 |
| Cisco | Content Distribution Manager 4670 | 3 |
| Pmachine | Pmachine Pro | 3 |
| Cisco | Application And Content Networking Software | 10 |
| Cisco | Content Router 4450 | 3 |
| Kaspersky Lab | Kaspersky Anti-virus | 45 |
| Symantec | Brightmail Antispam | 9 |
| Redhat | Fedora Core | 88 |
| Symantec | Client Security | 42 |
| Symantec | Antivirus Scan Engine | 10 |
| Sophos | Sophos Puremessage Anti-virus | 9 |
| Mitel | Mitel 3300 Integrated Communication Platform | 1 |
| Apple | Apple Remote Desktop | 6 |
| Lvm | Logical Volume Management Utilities | 1 |
| Netatalk | Open Source Apple File Share Protocol Suite | 1 |
| Broadcom | Etrust Ez Antivirus | 13 |
| Sophos | Sophos Anti-virus | 35 |
| Mediawiki | Mediawiki | 330 |
| Sophos | Sophos Small Business Suite | 8 |
| Ca | Etrust Secure Content Manager | 15 |
| Mambo | Mambo | 38 |
| Gd Graphics Library | Gdlib | 5 |
| Gnu | Gettext | 2 |
