| Microsoft | Internet Explorer | 1421 |
| Microsoft | Word | 150 |
| Debian | Debian Linux | 5700 |
| Apple | Mac Os X | 2364 |
| Adobe | Acrobat Reader | 632 |
| Freebsd | Freebsd | 409 |
| Ibm | Aix | 325 |
| Microsoft | Internet Information Server | 109 |
| Netbsd | Netbsd | 170 |
| Microsoft | Frontpage | 26 |
| Microsoft | Windows 95 | 48 |
| Microsoft | Windows Nt | 259 |
| Cisco | Ios | 504 |
| Apache | Http Server | 260 |
| Linux | Linux Kernel | 2853 |
| Mit | Kerberos 5 | 133 |
| Microsoft | Windows 2000 | 534 |
| Microsoft | Internet Information Services | 91 |
| Microsoft | Windows 98 | 99 |
| Proftpd Project | Proftpd | 46 |
| Ibm | Lotus Notes | 73 |
| Kde | Kde | 65 |
| Microsoft | Ie | 206 |
| Ibm | Websphere Application Server | 290 |
| Microsoft | Windows 98se | 71 |
| Microsoft | Outlook Express | 49 |
| Mandrakesoft | Mandrake Linux | 136 |
| Ipswitch | Imail | 39 |
| F5 | Tmos | 7 |
| Nullsoft | Winamp | 66 |
| Oracle | Application Server | 205 |
| Craig Dansie | Dansie Shopping Cart | 4 |
| Mozilla | Bugzilla | 149 |
| Bea | Weblogic Server | 216 |
| Macromedia | Jrun | 38 |
| Mozilla | Mozilla | 112 |
| Apache | Tomcat | 148 |
| Yabb | Yabb | 27 |
| Microsoft | Windows Me | 66 |
| Rob Flynn | Gaim | 28 |
| Microsoft | Windows Xp | 762 |
| Ibm | Tivoli Management Framework | 6 |
| Fetchmail | Fetchmail | 25 |
| Mandrakesoft | Mandrake Linux Corporate Server | 57 |
| Vim Development Group | Vim | 34 |
| Webcalendar | Webcalendar | 32 |
| Phppgadmin | Phppgadmin | 9 |
| Whitsoft Development | Slimftpd | 4 |
| Squirrelmail | Squirrelmail | 68 |
| Novell | Groupwise Webaccess | 8 |
| Phpslash | Phpslash | 4 |
| Macromedia | Coldfusion | 111 |
| Secure Reality | Phpsecurepages | 2 |
| Phpbb Group | Phpbb | 116 |
| Zlib | Zlib | 12 |
| Geeklog | Geeklog | 32 |
| Hosting Controller | Hosting Controller | 38 |
| Xoops | Xoops | 43 |
| Usanet Creations | Makebid Auction Deluxe | 2 |
| Levcgi.com | Myguestbook | 3 |
| The Cacti Group | Cacti | 104 |
| Cisco | Call Manager | 18 |
| Phystech | Dhcpcd | 16 |
| Oracle | Reports | 9 |
| Apple | Mac Os X Server | 673 |
| Net-snmp | Net-snmp | 28 |
| Gianluca Baldo | Phpauction | 9 |
| Novell | Netmail | 17 |
| Sun | One Web Server | 14 |
| Sap | Sap R 3 | 5 |
| Sybase | Easerver | 8 |
| Drupal | Drupal | 189 |
| Oscommerce | Oscommerce | 38 |
| Mozilla | Thunderbird | 1379 |
| Apple | Darwin Streaming Server | 27 |
| Microsoft | Windows 2003 Server | 427 |
| Mozilla | Firefox | 2583 |
| Apple | Safari | 1398 |
| Microsoft | Asp.net | 9 |
| Digium | Asterisk | 135 |
| Ssh | Tectia Server | 13 |
| Sgi | Propack | 55 |
| Cutephp | Cutenews | 36 |
| Opera | Opera Browser | 298 |
| Clam Anti-virus | Clamav | 126 |
| E107 | E107 | 71 |
| Bdc Enterprises | Web Wiz Forums | 8 |
| Comersus Open Technologies | Comersus Cart | 9 |
| Tiki | Tikiwiki Cms\/groupware | 67 |
| Moodle | Moodle | 462 |
| Osticket | Osticket Sts | 5 |
| Wordpress | Wordpress | 322 |
| Gnu | Gnats | 3 |
| Oftpd | Oftpd | 3 |
| Shorewall | Shorewall | 2 |
| Sophos | Sophos Puremessage Anti-virus | 9 |
| Skype Technologies | Skype | 29 |
| Cisco | Security Agent | 14 |
| Sophos | Sophos Anti-virus | 35 |
| Mediawiki | Mediawiki | 330 |
