| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 22338 | 41.3 % | ||
 | Windows XP | 12366 | 22.9 % |  |
 | Windows Vista | 26 | 0 % | |
 | Windows (unknown version) | 24 | 0 % | |
 | Windows NT | 834 | 1.5 % | |
 | Windows ME | 172 | 0.3 % | |
 | Windows Vista (LongHorn) | 719 | 1.3 % | |
 | Windows Mobile | 138 | 0.2 % | |
 | Windows 98 | 50 | 0 % | |
 | Windows 95 | 435 | 0.8 % | |
 | Windows 2008 | 4227 | 7.8 % | |
 | Windows 2003 | 1667 | 3 % | |
 | Windows 2000 | 1545 | 2.8 % | |
 | Windows 3.xx | 135 | 0.2 % | |
| BSD | 411 | 0.7 % | ||
 | OpenBSD | 55 | 0.1 % | |
 | FreeBSD | 356 | 0.6 % | |
| Linux | 28768 | 53.2 % | ||
 | Ubuntu | 2927 | 5.4 % | |
 | Suse | 92 | 0.1 % | |
 | Red Hat | 69 | 0.1 % | |
 | Mandriva (or Mandrake) | 66 | 0.1 % | |
 | Gentoo | 612 | 1.1 % | |
 | Fedora | 125 | 0.2 % | |
 | Debian | 149 | 0.2 % | |
 | Centos | 82 | 0.1 % | |
 | GNU Linux (Unknown or unspecified distribution) | 24646 | 45.6 % | |
| Macintosh | 1548 | 2.8 % | ||
 | Mac OS X | 1547 | 2.8 % | |
 | Mac OS | 1 | 0 % | |
| Others | 917 | 1.6 % | ||
 | Unknown | 799 | 1.4 % | |
 | Unknown Unix system | 79 | 0.1 % | |
 | Sun Solaris | 26 | 0 % | |
 | BeOS | 13 | 0 % | |