Operační systémy[OS]/(операционная система )

MS-DOS
Windows 95....................Microsoft Corporation
Windows 98....................Microsoft Corporation
Windows 2000...............Microsoft Corporation
Windows XP...................Microsoft Corporation
Windows Vista...............Microsoft Corporation
Windows NT..................
Windows ME.................
Mac OS X........................Apple
FreeBSD..........................Vyvinutý z OS Unix. Zdarma. FreeBSD 5.4. www.freebsd.cz/cs
Linux...............................Zdarma
Unix.................................Verze: Berkeley Software Distribution
Slax.................................. www.slax.cz
Mandriva (Mandrake)........................ www.mandriva.com www.mandrivalinux.cz
Suse..................................Suse Linux (firma Novell). www.novell.com/linux www.suseportal.cz
Fedora..............................Firma Red Hat www.fedoraproject.org www.fedora.cz