| Microsoft | Internet Explorer | 1421 |
| Microsoft | Windows Server 2008 | 828 |
| Microsoft | Windows Vista | 787 |
| Microsoft | Word | 150 |
| Canonical | Ubuntu Linux | 3227 |
| Debian | Debian Linux | 5693 |
| Opensuse | Opensuse | 1453 |
| Redhat | Enterprise Linux | 1019 |
| Redhat | Enterprise Linux Workstation | 1070 |
| Redhat | Enterprise Linux Desktop | 1150 |
| Redhat | Enterprise Linux Server | 1082 |
| Apple | Mac Os X | 2364 |
| Adobe | Acrobat Reader | 632 |
| Fedoraproject | Fedora | 2804 |
| Php | Php | 639 |
| Cisco | Adaptive Security Appliance Software | 194 |
| Microsoft | Windows | 1073 |
| Sun | Solaris | 869 |
| Sun | Sunos | 582 |
| Ibm | Aix | 325 |
| Apache | Http Server | 260 |
| Linux | Linux Kernel | 2853 |
| Microsoft | Windows 2000 | 534 |
| Vmware | Workstation | 183 |
| Ibm | Websphere Application Server | 290 |
| Globalscape | Cuteftp | 7 |
| Sun | Java System Web Server | 35 |
| Apache | Tomcat | 148 |
| Lyris | List Manager | 8 |
| Xchat | Xchat | 12 |
| Microsoft | Windows Xp | 762 |
| Sun | Cluster | 8 |
| Fetchmail | Fetchmail | 25 |
| Apple | Quicktime | 249 |
| Nathan Neulinger | Cgiwrap | 4 |
| Hp | Instant Support | 10 |
| Achievo | Achievo | 12 |
| Apple | Mac Os X Server | 673 |
| Novell | Edirectory | 53 |
| Ibm | Os 400 | 9 |
| Drupal | Drupal | 189 |
| Powerphlogger | Powerphlogger | 3 |
| Openoffice | Openoffice | 50 |
| Mozilla | Thunderbird | 1379 |
| Slashcode.com | Slash | 3 |
| Redhat | Enterprise Linux Eus | 454 |
| Microsoft | Windows 2003 Server | 427 |
| Mozilla | Seamonkey | 719 |
| Mozilla | Firefox | 2583 |
| Apple | Safari | 1398 |
| Opera | Opera Browser | 298 |
| Clam Anti-virus | Clamav | 126 |
| Microsoft | Windows Server 2003 | 469 |
| Microsoft | Directx | 13 |
| Kaspersky Lab | Kaspersky Anti-virus | 45 |
| Vmware | Esx | 86 |
| Caucho | Resin | 27 |
| Sun | Java System Calendar Server | 4 |
| Apple | Ical | 6 |
| Skype Technologies | Skype | 29 |
| Nasm | Netwide Assembler | 68 |
| Sun | Java System Application Server | 27 |
| Ca | Etrust Secure Content Manager | 15 |
| Mambo | Mambo | 38 |
| Ibm | Tivoli Directory Server | 47 |
| Netwin | Surgemail | 17 |
| Xerox | Workcentre | 22 |
| Horde | Kronolith | 3 |
| Clever Copy | Clever Copy | 13 |
| Gnome | Evolution | 36 |
| Fedoraproject | Fedora Core | 88 |
| Joomla | Joomla | 86 |
| Perl | Perl | 50 |
| Contenido | Contendio | 5 |
| Cartkeeper | Ckgold Shopping Cart | 3 |
| Xigla | Absolute Image Gallery Xe | 5 |
| Vmware | Player | 93 |
| Vmware | Ace | 46 |
| Tmsnc | Tmsnc | 2 |
| Typo3 | Typo3 | 119 |
| Cre Loaded | Cre Loaded | 6 |
| Freetype | Freetype | 95 |
| Browsercrm | Browsercrm | 5 |
| Sun | Java System Access Manager | 18 |
| Microsoft | Windows-nt | 16 |
| Novell | Groupwise Messenger | 7 |
| Lifetype | Lifetype | 10 |
| Xigla | Absolute Live Support Xe | 3 |
| Skulltag Team | Skulltag | 4 |
| Vmware | Server | 121 |
| Freesshd | Freesshd | 10 |
| Promanager | Promanager | 2 |
| Efiction | Efiction | 10 |
| Bigace | Bigace | 5 |
| Citrix | Access Gateway | 15 |
| Cisco | Adaptive Security Appliance | 34 |
| Kaspersky Lab | Kaspersky Internet Security | 14 |
| Emusoft | Emucms | 2 |
| Opendocman | Opendocman | 13 |
| Cisco | Unified Communications Manager | 177 |
