Tags
- Abba
- Alias
- ANSI escape code
- Apropos
- AR
- ASCII
- AWK
- Basename
- BC
- Berkeley Software Distribution
- BSD
- Cal
- Cat
- CD
- Chattr
- Cheat sheet
- Chgrp
- Chmod
- Chown
- Cmp
- Comm
- Command
- Command-line interface
- Computer program
- Cp
- Cron
- C++ Standard Library
- Ctags
- Cut
- Daemon
- Dd
- Debian
- Dennis Ritchie
- Device driver
- Device file
- DF
- DIFF
- Dirname
- DocBook
- Douglas McIlroy
- Du
- Easter egg
- Echo
- Ed
- Emacs
- Env
- Environment variable
- Eric S. Raymond
- EX
- Exit
- Expr
- Find
- Fold
- Formatted text
- FreeBSD
- Fuser
- General Comprehensive Operating System
- Gnome
- GNU Emacs
- GNU Project
- Graphical user interface
- Grep
- History of Unix
- HTML
- Hypertext
- Iconv
- Include directive
- Info
- Job control
- KDE
- Ken Thompson
- Kernel
- Kill
- LAPACK++
- Less
- Lex
- Library
- Linux
- Linux distribution
- Linux Manual
- LN
- Lorinda Cherry
- LS
- M4
- MacOS
- Main Page
- Mandoc
- Manual
- Markdown
- Mkdir
- MV
- Next
- Nginx
- Nice
- NL
- Nm
- Od
- Online
- On-premises software
- OpenBSD
- Operating system
- Out-of-band
- Pandoc
- Paste
- Patch
- PaX
- Portable Document Format
- POSIX
- PostScript
- Printf;
- PWD
- Read
- README
- Research Unix
- RM
- Rmdir
- Roman type
- RTFM
- Screensaver
- Sed
- Semantic search
- Shell builtin
- Sleep
- Software development
- Software documentation
- Solaris
- Split
- STAT2
- Strings
- Strip
- System call
- Tail
- Talk
- TCL
- Tee
- Texinfo
- Time
- TK
- Touch
- Tput
- Tr
- Troff
- True and false
- Tutorial
- Type
- Umask
- Uname
- UniQ
- Unix
- Unix-like
- UNIX System V
- URL shortening
- User
- Version 6 Unix
- Version 7 Unix
- VI
- Video game
- Wait
- WC
- Who
- X11
- Xargs
- XHTML
- X Window System
- Yacc
- Ψ₀