Plan 9 from User Space (also plan9port or p9p) is a

port A port is a maritime facility comprising one or more wharves or loading areas, where ships load and discharge cargo and passengers. Although usually situated on a sea coast or estuary, ports can also be found far inland, such as Hamburg, Manch ...

of many

Plan 9 from Bell Labs Plan 9 from Bell Labs is a distributed operating system which originated from the Computing Science Research Center (CSRC) at Bell Labs in the mid-1980s and built on UNIX concepts first developed there in the late 1960s. Since 2000, Plan 9 has ...

libraries and applications to

Unix-like A Unix-like (sometimes referred to as UN*X, *nix or *NIX) operating system is one that behaves in a manner similar to a Unix system, although not necessarily conforming to or being certified to any version of the Single UNIX Specification. A Uni ...

operating systems An operating system (OS) is system software that manages computer hardware and software resources, and provides common daemon (computing), services for computer programs. Time-sharing operating systems scheduler (computing), schedule tasks for ...

. Currently it has been tested on a variety of

, including

Linux Linux ( ) is a family of open source Unix-like operating systems based on the Linux kernel, an kernel (operating system), operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically package manager, pac ...

macOS macOS, previously OS X and originally Mac OS X, is a Unix, Unix-based operating system developed and marketed by Apple Inc., Apple since 2001. It is the current operating system for Apple's Mac (computer), Mac computers. With ...

FreeBSD FreeBSD is a free-software Unix-like operating system descended from the Berkeley Software Distribution (BSD). The first version was released in 1993 developed from 386BSD, one of the first fully functional and free Unix clones on affordable ...

NetBSD NetBSD is a free and open-source Unix-like operating system based on the Berkeley Software Distribution (BSD). It was the first open-source BSD descendant officially released after 386BSD was fork (software development), forked. It continues to ...

OpenBSD OpenBSD is a security-focused operating system, security-focused, free software, Unix-like operating system based on the Berkeley Software Distribution (BSD). Theo de Raadt created OpenBSD in 1995 by fork (software development), forking NetBSD ...

Solaris Solaris is the Latin word for sun. It may refer to: Arts and entertainment Literature, television and film * ''Solaris'' (novel), a 1961 science fiction novel by Stanisław Lem ** ''Solaris'' (1968 film), directed by Boris Nirenburg ** ''Sol ...

and

SunOS SunOS is a Unix-branded operating system developed by Sun Microsystems for their workstation and server computer systems from 1982 until the mid-1990s. The ''SunOS'' name is usually only used to refer to versions 1.0 to 4.1.4, which were based ...

. The project's name is a reference to the 1950s

Ed Wood Edward Davis Wood Jr. (October 10, 1924 – December 10, 1978) was an American filmmaker, actor, and pulp novelist. In the 1950s, Wood directed several B movie, low-budget science fiction, crime and horror films that later became cult c ...

film ''

Plan 9 from Outer Space ''Plan 9 from Outer Space'' is a 1957 American Independent film, independent science fiction film, science fiction-horror film produced, written, directed, and edited by Ed Wood. The film was shot in black-and-white in November 1956 and had ...

''. A number of key applications have been ported, as have programs used by the system itself, along with the requisite libraries from Plan 9. All of these have been made to work on top of a Unix-like environment instead of their native Plan 9. Some of the most significant ported components are: * rc – The Plan 9

shell Shell may refer to: Architecture and design * Shell (structure), a thin structure ** Concrete shell, a thin shell of concrete, usually with no interior columns or exterior buttresses Science Biology * Seashell, a hard outer layer of a marine ani ...

* sam – A

text editor A text editor is a type of computer program that edits plain text. An example of such program is "notepad" software (e.g. Windows Notepad). Text editors are provided with operating systems and software development packages, and can be used to c ...

acme Acme is Ancient Greek (ἀκμή; English transliteration: ''akmē'') for "the peak", "zenith" or "prime". It may refer to: Arts, entertainment and games * ''Acme'' (album), an album by the Jon Spencer Blues Explosion * Acme and Septimius, a fic ...

– A combination of text editor and graphical shell especially useful to programmers * mk – A tool for building software, analogous to the traditional Unix

make Make or MAKE may refer to: * ''Make'' (magazine), a tech DIY periodical *Make (software), a software build tool *Make, Botswana, in the Kalahari Desert of Africa *Make Architects Make Architects is an international architecture practice headquar ...

utility *

plumber A plumber is a tradesperson who specializes in installing and maintaining systems used for potable (drinking) water, hot-water production, sewage and drainage in plumbing systems.

– An interprocess messaging facility *

Venti Venti may refer to: * Venti (software), a network storage system * Venti, a character in 2020 video game '' Genshin Impact'' *A coffee cup size at Starbucks *The Roman equivalent of the Greek Anemoi In ancient Greek religion and Greek mytho ...

– A network storage system that permanently stores data blocks

External links

* Free system software Plan 9 from Bell Labs Unix software {{Unix-stub