类Unix系统

Multi tool use
类Unix系统(英语:Unix-like)经常被称为 UN*X 或 *nix,指各种Unix的衍生系统,比如FreeBSD、OpenBSD、SUN公司的Solaris,以及各种与传统Unix类似的系统,例如Minix、Linux、QNX等。它们虽然有的是自由软件,有的是私有软件,但都相当程度地继承了原始UNIX的特性,有许多相似处,并且都在一定程度上遵守POSIX规范。
UNIX的商標權由國際開放標準組織所擁有,只有符合單一UNIX規範的UNIX系統才能使用UNIX這個名稱,否則只能稱為類UNIX(UNIX-like)。
分類和例子
自由软件/開源軟件
Agnix(教育用)
386BSD及其子類(BSD系统):
FreeBSD及其子類:
- ClosedBSD
- Apple Darwin
- DragonFly BSD
- GNU/kFreeBSD
- PC-BSD
NetBSD及其子類:
OpenBSD及其子類:
- ekkoBSD
- MicroBSD
- MirOS BSD
GNU
- GNU Hurd
- GNU/kFreeBSD
- GNU/kNetBSD
Linux(又称GNU/Linux)
- GNU/OpenSolaris
- LUnix
MINIX及其子類:
OpenSolaris - 建基於System V
- Phoenix-RTOS
九号计划:Unix的后继者,采用UNIX设计与哲学,但更一致地套用至整个分布式系统,功能上并不完全相同。
Inferno:Plan 9衍生出的分布式操作系统,原本由贝尔实验室开发,现在被Vita Nuova拥有。
Plan B:Plan 9衍生出的分布式操作系统[1])
Syllable:99% POSIX依從
VSTa:大致POSIX依從
Maemo:诺基亚的开源系统
私有软件
IBM AIX* - 建基於System V Release 3
HP HP-UX*
SGI IRIX*
Apple macOS - 建基於Apple Darwin (自 10.5 開始符合單一UNIX規範)
Apple iOS - 建基於Apple Darwin
- LynxOS RTOS
QNX - 全部重写,没有UNIX相关的代码
SkyOS - 大致POSIX依從
Sun
SunOS - 建基於BSD
Solaris* - 建基於System V Release 4
Compaq Tru64* - 建基於OSF/1
Microsoft Xenix
- VxWorks
- * UNIX® branded systems
参考文献
參見
Unix及类Unix操作系统
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- A/UX
- AIX
- Android
- BlackBerry 10
BSD
- 386BSD
- DragonFly BSD
- FreeBSD
- NetBSD
- OpenBSD
- Coherent
- Chrome OS
- ezgo
- GNU
- HP-UX
- iOS
- IRIX
- Linux
- LynxOS
- MINIX
- NeXTSTEP
macOS
- Plan 9
- QNX
- Research Unix
- SCO OpenServer
- Solaris
- SunOS
- System III
- System V
- Tru64 UNIX
- Ultrix
- UnixWare
- Xenix
- 更多...
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