BSD history
origin
Berkeley Software Distribution began in 1977 at UC Berkeley as a modification of AT&T UNIX.
features
- TCP/IP, sockets
- C shell, vi editor
- virtual memory
- binary compatibility layer for other UNIX applications
major variants
- FreeBSD
- 1993, server oriented
- NetBSD
- 1993, highly portable
- OpenBSD
- 1996, security oriented
- Mac OS
- 1999, Apple
other variants
- Dragonfly BSD
- 2004, distributed filesystem, different multiprocessing model
- OPNsense
- 2015, firewall/router
licensing
- BSD license
- permissive
what BSD is for
- servers
- web, email, etc.
- compute servers
- network attached storage
- small/embedded computers
- routers/firewalls
- IOT devices
- desktops
- not so much, only for hardcore users