| Microsoft | Windows Vista | 787 |
| Microsoft | Office | 506 |
| Canonical | Ubuntu Linux | 3232 |
| Oracle | E-business Suite | 280 |
| Oracle | Database Server | 436 |
| Debian | Debian Linux | 5684 |
| Redhat | Enterprise Linux | 1019 |
| Apple | Mac Os X | 2364 |
| Fedoraproject | Fedora | 2720 |
| Pcre | Pcre | 37 |
| Php | Php | 639 |
| Freebsd | Freebsd | 409 |
| Sun | Solaris | 869 |
| Sun | Sunos | 582 |
| Hp | Hp-ux | 291 |
| Ibm | Aix | 325 |
| Microsoft | Windows Nt | 259 |
| Larry Wall | Perl | 50 |
| Linux | Linux Kernel | 2853 |
| Microsoft | Windows 2000 | 534 |
| Samba | Samba | 167 |
| Suse | Suse Linux | 215 |
| Ibm | Lotus Notes | 73 |
| Ibm | Websphere Application Server | 290 |
| Symantec | Norton Antivirus | 64 |
| Ethereal Group | Ethereal | 109 |
| Filemaker | Filemaker | 5 |
| Novell | Bordermanager | 13 |
| Htdig | Htdig | 6 |
| Gnu | Emacs | 29 |
| Microsoft | Jet | 8 |
| Xpdf | Xpdf | 137 |
| Novell | Client | 29 |
| Ibm | Lotus Domino | 88 |
| Microsoft | Windows Xp | 762 |
| Ibm | Db2 Universal Database | 69 |
| Van Dyke Technologies | Vshell | 4 |
| Apple | Quicktime | 249 |
| Phpmyadmin | Phpmyadmin | 272 |
| Tetex | Tetex | 17 |
| Openpkg | Openpkg | 29 |
| Alcatel-lucent | Omnipcx | 9 |
| Symantec | Norton Internet Security | 40 |
| Kde | Konqueror | 37 |
| Apple | Mac Os X Server | 673 |
| Net-snmp | Net-snmp | 28 |
| Microsoft | Windows 2003 Server | 427 |
| Mozilla | Seamonkey | 719 |
| Mozilla | Firefox | 2583 |
| Apple | Safari | 1398 |
| Mysql | Mysql | 498 |
| Digium | Asterisk | 135 |
| Clam Anti-virus | Clamav | 126 |
| Microsoft | Windows Server 2003 | 469 |
| Nuked-klan | Nuked-klan | 14 |
| Ingate | Ingate Firewall | 14 |
| Phpkit | Phpkit | 20 |
| Mandrakesoft | Mandrake Multi Network Firewall | 17 |
| Ingate | Ingate Siparator | 13 |
| Wordpress | Wordpress | 322 |
| Bitchx | Bitchx | 9 |
| Thomson | Speedtouch | 4 |
| Redhat | Fedora Core | 88 |
| Cerberus | Ftp Server | 35 |
| Salims Softhouse | Jaf Cms | 10 |
| Wire Plastic Design | Wpquiz | 3 |
| Hitachi | Cosminexus Server | 6 |
| Ibm | Informix Dynamic Server | 30 |
| Ngircd | Ngircd | 8 |
| Code-crafters | Ability Mail Server | 6 |
| Jportal | Jportal Web Portal | 5 |
| Coppermine | Coppermine Photo Gallery | 53 |
| Liferay | Liferay Enterprise Portal | 10 |
| Gforge | Gforge | 21 |
| Vortex Portal | Vortex Portal | 3 |
| Sun | Javamail | 4 |
| Mono | Mono | 21 |
| Wpa Supplicant | Wpa Supplicant | 27 |
| Symantec | Mail Security | 22 |
| Yappa-ng | Yappa-ng | 6 |
| Blue-collar Productions | I-gallery | 6 |
| Broadcom | Etrust Siteminder | 2 |
| Altiris | Deployment Solution | 5 |
| Autonomy | Keyview Filter Sdk | 13 |
| Simple Machines | Simple Machines Forum | 34 |
| Guppy | Guppy | 11 |
| Secureideas | Basic Analysis And Security Engine | 11 |
| Gnu | Gnump3d | 6 |
| Alstrasoft | E-friends | 6 |
| Autonomy | Keyview Export Sdk | 13 |
| Autonomy | Keyview Viewer Sdk | 13 |
| Adobe | Shockwave Player | 169 |
| Hitachi | Groupmax Collaboration Portal | 8 |
| Belkin | F5d7230-4 | 6 |
| Hitachi | Groupmax Collaboration Web Client | 7 |
| Apache | Geronimo | 11 |
| Sblog | Sblog | 6 |
| Pioneers | Pioneers | 3 |
| Jiro | Banner System | 2 |
| Plone | Plone | 99 |
