| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 26674 | 30.7 % | ||
 | Windows XP | 15205 | 17.5 % |  |
 | Windows (unknown version) | 41 | 0 % | |
 | Windows NT | 11 | 0 % | |
 | Windows ME | 46 | 0 % | |
 | Windows Vista (LongHorn) | 1905 | 2.1 % | |
 | Windows Mobile | 8 | 0 % | |
 | Windows 98 | 45 | 0 % | |
 | Windows 95 | 1 | 0 % | |
 | Windows 2008 | 8967 | 10.3 % | |
 | Windows 2003 | 338 | 0.3 % | |
 | Windows 2000 | 107 | 0.1 % | |
| BSD | 1462 | 1.6 % | ||
 | OpenBSD | 221 | 0.2 % | |
 | NetBSD | 122 | 0.1 % | |
 | FreeBSD | 1119 | 1.2 % | |
| Linux | 48178 | 55.5 % | ||
 | Ubuntu | 12799 | 14.7 % | |
 | Suse | 1092 | 1.2 % | |
 | Red Hat | 123 | 0.1 % | |
 | Mandriva (or Mandrake) | 457 | 0.5 % | |
 | Gentoo | 2733 | 3.1 % | |
 | Fedora | 1438 | 1.6 % | |
 | Debian | 724 | 0.8 % | |
 | Centos | 233 | 0.2 % | |
 | GNU Linux (Unknown or unspecified distribution) | 28579 | 32.9 % | |
| Macintosh | 4077 | 4.7 % | ||
 | Mac OS X | 3838 | 4.4 % | |
 | Mac OS | 239 | 0.2 % | |
| Others | 6280 | 7.2 % | ||
 | Unknown | 6072 | 7 % | |
 | Sun Solaris | 116 | 0.1 % | |
 | Sony PlayStation Portable | 52 | 0 % | |
 | Unknown Unix system | 27 | 0 % | |
 | Irix | 8 | 0 % | |
 | Symbian OS | 5 | 0 % | |