| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 26962 | 28.9 % | ||
 | Windows XP | 19298 | 20.7 % |  |
 | Windows (unknown version) | 31 | 0 % | |
 | Windows NT | 13 | 0 % | |
 | Windows ME | 40 | 0 % | |
 | Windows Vista (LongHorn) | 1673 | 1.7 % | |
 | Windows 98 | 59 | 0 % | |
 | Windows 95 | 1 | 0 % | |
 | Windows 2008 | 5162 | 5.5 % | |
 | Windows 2003 | 430 | 0.4 % | |
 | Windows 2000 | 255 | 0.2 % | |
| BSD | 1078 | 1.1 % | ||
 | OpenBSD | 173 | 0.1 % | |
 | NetBSD | 130 | 0.1 % | |
 | FreeBSD | 775 | 0.8 % | |
| Linux | 55687 | 59.7 % | ||
 | Ubuntu | 15851 | 17 % | |
 | Suse | 1509 | 1.6 % | |
 | Red Hat | 33 | 0 % | |
 | Mandriva (or Mandrake) | 348 | 0.3 % | |
 | Gentoo | 1891 | 2 % | |
 | Fedora | 1728 | 1.8 % | |
 | Debian | 1689 | 1.8 % | |
 | Centos | 189 | 0.2 % | |
 | GNU Linux (Unknown or unspecified distribution) | 32449 | 34.8 % | |
| Macintosh | 3725 | 3.9 % | ||
 | Mac OS X | 3672 | 3.9 % | |
 | Mac OS | 53 | 0 % | |
| Others | 5679 | 6 % | ||
 | Unknown | 5371 | 5.7 % | |
 | Sun Solaris | 185 | 0.1 % | |
 | Nintendo Wii | 40 | 0 % | |
 | Symbian OS | 32 | 0 % | |
 | Sony PlayStation Portable | 21 | 0 % | |
 | Unknown Unix system | 21 | 0 % | |
 | OS/2 | 9 | 0 % | |