Sisteme de operare Open Source

Printre sistemele de operare Open Source se numără:

• Linux
• FreeBSD, OpenBSD, NetBSD
• Darwin
• GNU Mach, GNU Hurd
• FreeDOS
• ReactOS
• FreeRTOS, eCOS, RTEMS
• Haiku

Vezi http://en.wikipedia.org/wiki/Comparison_of_open_source_operating_systems