| Type | free and open-source software, distributed operating system |
|---|---|
| Developer | Bell Labs |
| First release | 1992 |
| Latest version | Fourth Edition |
| License | GNU General Public License, version 2.0, MIT License, Lucent Public License |
| Platforms | A32, SPARC, x86-64, PowerPC, x86, ARM architecture, A64, DEC Alpha, MIPS architecture |
| Written in | C |
| Website | p9f.org |
| Predecessor | Research Unix |
| Successor | Inferno |
Sources: Wikidata (CC0) · Wikidata Q725779
Operating systems · 5
| Operating system | Developer | First release | License |
|---|---|---|---|
| 9front | — | — | MIT License |
| Harvey OS | — | — | GNU General Public License, version 2.0, Lucent Public License |
| Inferno | Vita Nuova Holdings, Bell Labs | — | GNU Lesser General Public License, MIT License, GNU General Public License |
| Plan B | King Juan Carlos University | — | — |
| R9 | — | — | MIT License |
Programming languages · 2
| Language | Paradigms | First appeared | Developer |
|---|---|---|---|
| Alef | concurrent computing, structured programming | 2010 | — |
| Go | structured programming, procedural programming, functional programming, concurrent computing, object-oriented programming, imperative programming | 2009 | Google, The Go Authors, Rob Pike, Robert Griesemer, Ken Thompson |
Operating systems · 1
| Operating system | Developer | First release | License |
|---|---|---|---|
| Inferno | Vita Nuova Holdings, Bell Labs | — | GNU Lesser General Public License, MIT License, GNU General Public License |
Operating systems · 1
| Operating system | Developer | First release | License |
|---|---|---|---|
| Research Unix | Bell Labs, Ken Thompson, Dennis M. Ritchie, Brian Kernighan | — | — |