| Microsoft | Internet Explorer | 1421 |
| Microsoft | Windows Server 2008 | 828 |
| Microsoft | Windows Vista | 787 |
| Microsoft | Office | 503 |
| Microsoft | Sharepoint Server | 100 |
| Microsoft | Visio | 50 |
| Canonical | Ubuntu Linux | 3227 |
| Oracle | E-business Suite | 280 |
| Oracle | Database Server | 436 |
| Debian | Debian Linux | 5693 |
| Redhat | Enterprise Linux | 1019 |
| Openbsd | Openssh | 117 |
| Sap | Netweaver | 66 |
| Sun | Solaris | 869 |
| Sun | Sunos | 582 |
| Ibm | Aix | 325 |
| Sco | Unixware | 89 |
| Microsoft | Windows 2000 | 534 |
| Microsoft | Project | 37 |
| Ibm | Lotus Notes | 73 |
| Kde | Kde | 65 |
| Microsoft | Ie | 206 |
| Symantec | Norton Antivirus | 64 |
| Rxvt | Rxvt | 8 |
| Microsoft | Visual Interdev | 5 |
| Oracle | Application Server | 205 |
| Gnu | Emacs | 29 |
| Microsoft | Works | 60 |
| Hp | Openview Network Node Manager | 81 |
| Microsoft | Windows Xp | 762 |
| Gnu | Gcc | 14 |
| Ibm | Db2 Universal Database | 69 |
| Easy Software Products | Cups | 101 |
| Apple | Quicktime | 249 |
| Licq | Licq | 5 |
| Phpmyadmin | Phpmyadmin | 272 |
| Phpnuke | Php-nuke | 119 |
| Cerulean Studios | Trillian | 34 |
| Squid | Squid | 125 |
| Samba | Rsync | 21 |
| Apache-ssl | Apache-ssl | 3 |
| Xoops | Xoops | 43 |
| Symantec | Norton Internet Security | 40 |
| Woltlab | Burning Board | 31 |
| Turnkey Solutions | Sunshop Shopping Cart | 12 |
| Novell | Edirectory | 53 |
| Python Software Foundation | Python | 124 |
| Motorola | Surfboard | 3 |
| Drupal | Drupal | 189 |
| Openoffice | Openoffice | 50 |
| Mozilla | Thunderbird | 1379 |
| Phpbb | Phpbb | 116 |
| Aterm | Aterm | 3 |
| Grsecurity | Grsecurity Kernel Patch | 5 |
| Microsoft | Windows 2003 Server | 427 |
| Openmosix Project | Openmosix | 2 |
| Mozilla | Seamonkey | 719 |
| Mozilla | Firefox | 2583 |
| Apple | Safari | 1398 |
| Opera | Opera Browser | 298 |
| Ibm | Db2 | 121 |
| Clam Anti-virus | Clamav | 126 |
| E107 | E107 | 71 |
| Microsoft | Windows Server 2003 | 469 |
| Symantec | Norton System Works | 20 |
| Dbmail | Dbmail | 2 |
| Cpcommerce | Cpcommerce | 11 |
| Wordpress | Wordpress | 322 |
| Seattle Lab Software | Slmail Pro | 5 |
| Businessobjects | Infoview | 3 |
| Moinmoin | Moinmoin | 42 |
| Opera | Opera | 22 |
| Xine | Xine-lib | 40 |
| Oracle | Collaboration Suite | 65 |
| Egroupware | Egroupware | 20 |
| S9y | Serendipity | 58 |
| Sympa | Sympa | 14 |
| Broadcom | Brightstor Arcserve Backup | 45 |
| Cisco | Emergency Responder | 18 |
| Linpha | Linpha | 12 |
| Simple Machines | Smf | 15 |
| Pd9 Software | Megabbs | 7 |
| Minibb | Minibb | 16 |
| Smartertools | Smartermail | 21 |
| Coppermine | Coppermine Photo Gallery | 53 |
| Adobe | Photoshop | 63 |
| Divx | Divx Player | 6 |
| Ca | Brightstor Arcserve Backup | 45 |
| Symantec | Mail Security | 22 |
| Peercast | Peercast | 5 |
| Tru-zone | Nukeet | 6 |
| Clever Copy | Clever Copy | 13 |
| Oracle | Peoplesoft Enterprise | 66 |
| Blender | Blender | 35 |
| Oracle | Enterpriseone | 18 |
| Sun | Java System Directory Server | 18 |
| Ibm | Db2 Content Manager | 5 |
| Joomla | Joomla | 86 |
| Perl | Perl | 50 |
| Alkacon | Opencms | 22 |
