List of Unix programs
From Wikipedia, the free encyclopedia.

This is a list of Unix programss found on most Unix and Unix-like operating systems. Many MS-DOS commands are similar to, or based on these commands. See List of DOS commands for more inforamtion.

Common utilities

• admin
• anacron - Periodic command scheduler
• anubis - Outgoing mail processor
• apt - Advanced front-end for dpkg
• ar - Maintain, modify, and extract from, archives
• asa
• at - Single-time command scheduler
• awk - A pattern scanning and processing language
• basename - Returns the final component of a path
• bash - Bourne Again SHell, the most common shell on *nix systems
• batch
• bc - Calculator program
• bzip2 - Block-sorting file compressor
• c99
• cal - Displays a calendar
• cat - Concatenate files to standard output
• cflow
• chgrp - Change the group of a file or directory
• chmod - Change the permissions of a file or directory
• chown - Change the owner of a file or directory
• cksum - Print the CRC checksum and bytecount of a file
• cmp - Compare two files byte for byte
• colon
• comm - Sort two files and compare them line for line
• command
• compress
• continue - Skip the current iteration of a loop
• cp - Copy a file or directory to another location
• cron - Periodic command scheduler
• crontab - Crontab file editor
• csplit - Split a file into sections determined by context lines
• ctags
• cut - Remove sections from each line of a file or standard input
• cxref
• daemonic - Interface to daemon init scripts
• date - Print or set the system date and/or time
• dd - Copy and convert a file
• debconf - Package configuration management system
• delta
• df - Report filesystem disk space
• diff - Compare two files line by line
• dirname - Strip non-directory suffixes from a path
• dot
• dpkg - The Debian package manager
• du - Estimate space used on a filesystem
• echo - Print to standard output
• ed - Traditional Unix text editor
• env - Run a program with modified environment variables
• eval
• ex - Text editor, now often a symbolic link to vim
• expand
• expr
• false - Do nothing and fail
• fortune - fortune cookie program that prints a random quote
• fc
• file - Determine the type of a file
• find - Search for files through a directory hierarchy
• fink - The Fink package manager
• fold - Wrap each input line to fit within the given width
• fort77 - Fortran 77 compiler
• fuser - Identify processes by files or sockets
• galeon - Light-weight GNOME web browser
• gencat
• get
• getconf
• getopts
• gettext - Message localization support
• grep - Print lines matching a pattern
• gzip - The gzip file compressor
• hash
• head - Output the first parts of a file
• iconv - Convert the encoding of the specified files
• id - Print real/effective UIDs/GIDs
• ipcrm - Remove a message queue, semaphore set or shared memory id
• ipcs - Provide information on IPC facilities
• join - Join lines of two files on a common field
• kill - Terminate a process
• lex - Lexical scanner generator
• link
• links - Console based web browser
• ln - Link one file/directory to another
• locale - Get locale specific information
• localedef - Compile locale definitions
• logger - Make entries in the system log
• logname - Print user's login name
• lp - Print a file (on a line printer)
• ls - List directory conents
• lynx - Console based web browser
• m4 - Macro language
• mailx - Email sending utility
• make - Used to determine which parts of a package need recompiling
• man - Manual browser
• maxima - Symbol manipulation program
• mesg - Control write access to your terminal
• mkdir - Make a directory
• mkfifo - Make a named pipe
• more - Pager
• mozilla - Graphical cross platform web browser
• mv - Move/rename a file or directory
• nano - Simple text editor
• newgrp - Log in to a new group
• nice - Alter priorities for processes
• nl - Number the lines of a file
• nm - List symbols from object files
• nohup - Run a command with immunity to hangups outputting to non-tty
• od - Dump files in various formats, e.g. octal
• openssl - Secure Sockets Layer and general crypto library
• passwd - User and group entries for daemons
• paste - Merge lines of files
• patch - Change files based on a patch file
• pathchk - Check the validity/portability of filenames
• pax
• pinepgp - Filters which enables pine to use signed/encrypted email
• pr - Convert text files for printing
• printf - Format and print data
• prs
• ps - Report process status
• pwd - Print the current working directory
• qalter
• qdel
• qhold
• qmove
• qmsg
• qrerun
• qrls
• qselect
• qsig
• qstat
• qsub
• read - Read from a channel
• readonly
• renice - Alter the priorities of an already running process
• return - Return a value
• rm - Delete a file or directory
• rmdel
• rmdir - Delete a directory
• sact
• samba - SMB and CIFS client and server for UNIX
• sccs
• sed - Stream editor
• sh - Standard Unix shell, usually a symbolic link to bash
• sha-pm - Perl interface to the NIST Secure Hash Algorithm
• shift
• sleep - Delay for specified time
• sort - Sort lines of text files
• split - Split a file into pieces
• strings - Print strings of printable characters found in a file
• strip - Discard symbols from object files
• stty - Change and print terminal line settings
• su - Start a new process (defaults to shell) as a different user (defaults to root)
• tabs
• tail - Output the tail end of files
• talk - Talk to another logged-in user
• tar - GNU tar - tape archiver
• tee - Read from standard input, write to standard output and files
• test - Test an expression
• time - Time a command
• times
• touch - Create a new file or update its modification time
• tput - Initialize a terminal/query terminfo database
• tr - Translate/delete characters
• true - Excel at doing nothing
• tsort - Perform a topological sort
• tty - Print filename of terminal connected to standard input
• type
• uname - Print assorted system statistics
• uncompress
• unexpand
• unget
• uniq
• unlink
• unset
• uucp
• uudecode
• uuencode
• uustat
• uux
• uw-imapd-ssl - Remote mail folder access server
• val
• vi - Text editor
• vim - vi improved - adds syntax highlighting and other enhancements to vi
• vtun - Virtual Tunnels over TCP/IP
• w3m - Pager/text-based WWW browser
• wait
• wc - Word/line/byte count
• wget - Automatic web site retreiver
• what
• who
• write
• xargs
• yacc
• yafc - Enhanced ftp client, supporting ssh2 (sftp)
• zcat
• zssh - Program for transferring files using SSH

Desktops/Graphical User Interfaces

• Blackbox, and its variants (including Fluxbox and Waimea)
• CDE, Sun's GUI for Solaris
• GNOME
• KDE, the K Desktop Environment
• Mac OS X, Apple's NeXT-based GUI interface for the Darwin BSD-based operating system
• X Window System
• XFCE

Multimedia

• The GIMP, a powerful image manipulation package
• The X Multimedia System, media player

Database Servers

• DB2
• Firebird
• MySQL
• Oracle
• PostgreSQL
• Sybase

Database Clients

• Tora

Network Services

• Apache httpd
• Jakarta Tomcat
• fingerd
• telnetd
• SSH

Security Auditing

• tcpdump
• Ethereal
• ettercap
• John the Ripper
• Nmap

Network Utilities

• ifconfig
• ip
• dhcpcd
• ping
• pppd

Filesystems

• ext2
• ext3
• reiserfs
• xfs
• jfs
• ufs

Filesystem Utilities

• ls
• mount
• fsck

Desktop Publishing

• Groff
• T_EX/LaTeX
• Scribus

Conversion

• nkf - convert Japanese characters

The original article can be found at: http://en.wikipedia.org/wiki/List_of_Unix_programs.
All text is available under the terms of the GNU Free Documentation License.