Hash :
97f6788b
Author :
Thomas de Grivel
Date :
2020-04-12T17:49:01
UNIX
Thomas de Grivel thoxdg@gmail.com
2020-03-11
1960
Companies
MIT
AT\&T Bell labs
General Electric
AT\&T Bell Labs 1970
Developers
Ken Thompson
Dennis Ritchie
1974
Licensed by AT\&T
1979
vi
csh
Licensed by AT\&T
Copyright (c) <year> <copyright holder>.
All rights reserved.
Redistribution and use in source and binary forms are permitted
provided that the above copyright notice and this paragraph are
duplicated in all such forms and that any documentation,
advertising materials, and other materials related to such
distribution and use acknowledge that the software was developed
by the <organization>. The name of the <organization> may not be
used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
June 1989
Basis for
NetBSD
FreeBSD
Under BSD License
Andrew S. Tannenbaum
For teaching
Not BSD
GPL
Linus Torvalds
Inspired by Minix
Not BSD
GPL
Computer Systems Research Group of the University of California, Berkeley
Started in 1993 from Net/2 and 386BSD
BSD License (two, three, and four-clause variants)
Portable
Founders :
Chris Demetriou
Theo de Raadt
Adam Glass
Charles Hannum
Started in 1993 also from 386BSD
FreeBSD 2.0 in 1994, without code from AT\&T
Fast jemalloc
in base
Theo de Raadt
forked from NetBSD in 1995
Secure by default</span>
Home of CARP, cwm, httpd, LibreSSL, OpenBGPD, OpenIKED, OpenNTPD, OpenOSPFD, OpenRsync, OpenSMTPD, OpenSSH, PF, pfsync, sndio, spamd, Xenocara
Forked from FreeBSD by Apple Inc. in 2000
Includes code from NeXTSTEP and Mach
Basis for MacOS X, iOS, iPadOS
Apple Public Source License (APSL), with closed-source drivers
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153
UNIX
Thomas de Grivel <thoxdg@gmail.com>
https://kmx.io/
2020-03-11
# UNIX
## History
### Diagram
![UNIX](unix-history.png)
### Multics
1960
Companies
- MIT
- AT\&T Bell labs
- General Electric
### UNIX
AT\&T Bell Labs 1970
Developers
- Ken Thompson
- Dennis Ritchie
### Berkeley Unix
1974
Licensed by AT\&T
### Berkeley Software Distribution
1979
- `vi`
- `csh`
Licensed by AT\&T
### BSD License
Copyright (c) <year> <copyright holder>.
All rights reserved.
Redistribution and use in source and binary forms are permitted
provided that the above copyright notice and this paragraph are
duplicated in all such forms and that any documentation,
advertising materials, and other materials related to such
distribution and use acknowledge that the software was developed
by the <organization>. The name of the <organization> may not be
used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
### Net/1
June 1989
Basis for
- NetBSD
- FreeBSD
Under BSD License
### Minix
Andrew S. Tannenbaum
- For teaching
- Not BSD
- GPL
### Linux
Linus Torvalds
- Inspired by Minix
- Not BSD
- GPL
### NetBSD
Computer Systems Research Group of the University of California,
Berkeley
- Started in 1993 from Net/2 and 386BSD
- BSD License (two, three, and four-clause variants)
- **Portable**
Founders :
- Chris Demetriou
- Theo de Raadt
- Adam Glass
- Charles Hannum
### FreeBSD
- Started in 1993 also from 386BSD
- FreeBSD 2.0 in 1994, without code from AT\&T
- **Fast** `jemalloc` in base
### OpenBSD
Theo de Raadt
- forked from NetBSD in 1995
- **Secure by default**</span>
- Home of CARP, cwm, httpd, LibreSSL, OpenBGPD, OpenIKED,
**OpenNTPD**, OpenOSPFD, OpenRsync, OpenSMTPD,
**OpenSSH**, PF, pfsync, sndio, spamd, Xenocara
### Darwin
- Forked from FreeBSD by Apple Inc. in 2000
- Includes code from NeXTSTEP and Mach
- Basis for MacOS X, iOS, iPadOS
- Apple Public Source License (APSL), with closed-source drivers