| Microsoft | Internet Explorer | 1421 |
| Oracle | E-business Suite | 280 |
| Debian | Debian Linux | 5684 |
| Redhat | Enterprise Linux | 1020 |
| Apple | Mac Os X | 2364 |
| Adobe | Acrobat Reader | 632 |
| Openbsd | Openbsd | 187 |
| Freebsd | Freebsd | 409 |
| Redhat | Linux | 1719 |
| Sun | Solaris | 869 |
| Sun | Sunos | 582 |
| Sgi | Irix | 184 |
| Netbsd | Netbsd | 170 |
| Sco | Openserver | 79 |
| Microsoft | Windows Nt | 259 |
| Cisco | Ios | 504 |
| Washington University | Wu-ftpd | 24 |
| Apache | Http Server | 260 |
| Linux | Linux Kernel | 2853 |
| Netscape | Navigator | 52 |
| Microsoft | Windows 2000 | 534 |
| Novell | Netware | 72 |
| Microsoft | Netmeeting | 11 |
| Microsoft | Windows 98 | 99 |
| Proftpd Project | Proftpd | 46 |
| Oracle | Oracle8i | 47 |
| Vmware | Workstation | 183 |
| Microsoft | Ie | 206 |
| Infopop | Ultimate Bulletin Board | 8 |
| Microsoft | Windows 98se | 71 |
| Gnome | Gdm | 16 |
| Microsoft | Sql Server | 82 |
| Mandrakesoft | Mandrake Linux | 136 |
| Microsoft | Data Access Components | 13 |
| Metamail Corporation | Metamail | 7 |
| Microsoft | Data Engine | 26 |
| Mozilla | Bugzilla | 149 |
| Bea | Weblogic Server | 216 |
| Tolis Group | Bru | 5 |
| Conectiva | Linux | 1719 |
| Gert Doering | Mgetty | 12 |
| Microsoft | Windows Media Player | 53 |
| Microsoft | Windows Me | 66 |
| Microsoft | Windows Xp | 762 |
| Phpgroupware | Phpgroupware | 29 |
| Mandrakesoft | Mandrake Linux Corporate Server | 57 |
| Microsoft | Isa Server | 21 |
| Oracle | Oracle9i | 53 |
| Wietse Venema | Postfix | 15 |
| Gallery Project | Gallery | 74 |
| Microsoft | Windows 2000 Terminal Services | 24 |
| Sun | Iplanet Directory Server | 4 |
| Leon J Breedt | Pam-pgsql | 3 |
| Cerulean Studios | Trillian | 34 |
| Phpbb Group | Phpbb | 116 |
| Openpkg | Openpkg | 29 |
| Snitz Communications | Snitz Forums 2000 | 24 |
| Mcafee | Epolicy Orchestrator | 25 |
| Mantis | Mantis | 44 |
| Cisco | Optical Networking Systems Software | 20 |
| Vmware | Gsx Server | 6 |
| Ibm | U2 Universe | 4 |
| Kerio | Kerio Mailserver | 23 |
| Cisco | Webns | 11 |
| Kde | Konqueror | 37 |
| Apple | Mac Os X Server | 673 |
| Splatt | Splatt Forum | 3 |
| Redhat | Linux Advanced Workstation | 68 |
| Netris | Netris | 2 |
| Virtual Programming | Vp-asp | 10 |
| Deerfield | Visnetic Website | 3 |
| Andries Brouwer | Man | 3 |
| Phpoutsourcing | Zorum | 12 |
| Affordable Web Space Design | Affordable Web Space Design Webbbs | 2 |
| Apple | Darwin Streaming Server | 27 |
| Microsoft | Windows 2003 Server | 427 |
| Iglooftp | Iglooftp Pro | 1 |
| Gero Kohnert | Tutos | 6 |
| Ashley Brown | Iweb Server | 2 |
| Intersystems | Cache Database | 6 |
| Xmb Forum | Xmb | 18 |
| Nfs | Nfs-utils | 11 |
| Ehud Gavron | Traceroute-nanog | 1 |
| Jeremy Elson | Tcpflow | 3 |
| Xtokkaetama | Xtokkaetama | 2 |
| Cvsup | Cvsup-mirror | 1 |
| Eroaster | Eroaster | 1 |
| Xblockout | Xbl | 2 |
| Mod Mylo | Mod Mylo | 1 |
| Digi-fx | Digi-news | 2 |
| Early Impact | Productcart | 10 |
| Sustainable Softworks | Ipnetsentryx | 1 |
| Kde | Konqueror Embedded | 4 |
| Redhat | Kdebase | 5 |
| Mpg123 | Mpg123 | 18 |
| Oracle | Applications | 3 |
| Redhat | Up2date | 1 |
| Alt-n | Webadmin | 8 |
| Sun | One Directory Server | 6 |
| Symantec | Security Check | 1 |
