The Ultimate Linux Command Reference Guide

 The Ultimate Linux Command Reference Guide

Note: This was produced with Ubuntu.

Tip: Theres quite a few in this list so I suggest that if your looking for something spefic use the search function (ctrl+F)....

a2p               - Awk to Perl translator
aconnect          - ALSA sequencer connection manager
acpi              - Shows battery status information
acpi_listen       - ACPI event listener
addr2line         - convert addresses into file names and line numbers.
akregator         - a KDE RSS Aggregator
alacarte          - edit menus
alsamixer         - soundcard mixer for ALSA soundcard driver, with ncurses interface
amidi             - read from and write to ALSA RawMIDI ports
amixer            - command-line mixer for ALSA soundcard driver
amor              - a KDE creature for your desktop
aplay             - command-line sound recorder and player for ALSA soundcard driver
aplaymidi         - play Standard MIDI Files
apm               - interface with the APM subsystem
apm               - Alliance ProMotion video driver
apmsleep          - go into suspend or standby mode and wake-up later
appletproxy       - KDE kicker panel applet proxy
apport-unpack     - extract the fields of a problem report to separate files
appres           - list X application resource database
apropos           - search the manual page names and descriptions
apt-cache         - APT package handling utility - - cache manipulator
apt-cdrom         - APT CDROM management utility
apt-config        - APT Configuration Query program
apt-extracttemplates  - Utility to extract DebConf config and templates from Debian packages
apt-ftparchive    - Utility to generate index files
apt-get           - APT package handling utility - - command-line interface
aptitude          - high-level interface to the package manager
apt-key           - APT key management utility
apt-sortpkgs      - Utility to sort package index files
ar                - create, modify, and extract from archives
arecord           - command-line sound recorder and player for ALSA soundcard driver
arecordmidi       - record Standard MIDI Files
Ark               - (unknown subject)
ark               - manual page for Ark
arm2hpdl          - part of the printer driver foo2zjs
arping            - send ARP REQUEST to a neighbour host
artscat           - pipe data to sound device
artsmessage       - Utility to display aRts error messages
AS                - (unknown subject)
as                - the portable GNU assembler.
aseqdump          - show the events received at an ALSA sequencer port
aseqnet           - ALSA sequencer connectors over network
asoundconf        - utility to read and change the user's ALSA library configuration
at                - queue, examine or delete jobs for later execution
atlantikdesigner  - game board designer for Atlantik
atobm            - bitmap editor and converter utilities for the X Window System
atq               - queue, examine or delete jobs for later execution
atrm              - queue, examine or delete jobs for later execution
autopoint         - copies standard gettext infrastructure
awk               - pattern scanning and text processing language
Baobab            - (unknown subject)
baobab            - A graphical tool to analyse disk usage
basename          - strip directory and suffix from filenames
bashbug           - report a bug in bash
batch             - queue, examine or delete jobs for later execution
bdftopcf          - convert X font from Bitmap Distribution Format to Portable Compiled Format
bdftops           - Convert X11 font from BDF to PostScript Type 1 format
bdftruncate       - generate truncated BDF font from ISO 10646-1-encoded BDF font
beforelight      - screen saver
bitmap           - bitmap editor and converter utilities for the X Window System
blinken           - electronic memory game for KDE
bmp2tiff          - create a TIFF file from a Microsoft Windows Device Independent Bitmap image file
bmtoa            - bitmap editor and converter utilities for the X Window System
bsd-write         - send a message to another user
bsh               - BeanShell: A Java scripting environment (command-line version).
c2ph              - Dump C structures as generated from *(C`cc - g - S*(C' stabs
c89               - ANSI (1989) C compiler
c89-gcc           - ANSI (1989) C compiler
c99               - ANSI (1999) C compiler
c99-gcc           - ANSI (1999) C compiler
cal               - displays a calendar and the date of easter
calendar          - reminder service
calibrate_ppa     - pnm2ppa calibration tool
cancel            - cancel jobs
captoinfo         - convert a termcap description into a terminfo description
catchsegv         - Catch segmentation faults in programs
catman            - create or update the pre-formatted manual pages
cc                - GNU project C and C++ compiler
ccmakedep         - create dependencies in makefiles using a C compiler
cddb-slave2-properties  - manual page for Gnome cddb-slave2-properties 2.0.0
cdparanoia        - an audio CD reading utility which includes extra data verification features
cdrdao            - reads and writes CDs in disc-at-once mode
cdrecord          - write data to optical disk media
celestrongps      - Celestron GPS driver for INDI telescope control
c++filt           - Demangle C++ and Java symbols.
chage             - change user password expiry information
charmap           - character symbols to define character encodings
charset           - Set an ACM for use in one of the G0/G1 charset slots.
chattr            - change file attributes on a Linux second extended file system
chcon             - change security context
chfn              - change real user name and information
chkdupexe         - find duplicate executables
chsh              - change login shell
chvt              - change foreground virtual terminal
ciptool           - Bluetooth Common ISDN Access Profile (CIP)
cjpeg             - compress an image file to a JPEG file
cksum             - checksum and count the bytes in a file
cleanlinks        - remove dangling symbolic links and empty directories
clear             - clear the terminal screen
clear_console     - clear the console
cli               - Mono's ECMA-CLI native code generator (Just-in-Time and Ahead-of-Time)
cli-gacutil       - Global Assembly Cache management utility.
cli-wrapper       - No manpage for this program.
cmp               - compare two files byte by byte
codepage          - extract a codepage from an MSDOS codepage file
col               - filter reverse line feeds from input
colcrt            - filter nroff output for CRT previewing
colrm             - remove columns from a file
column            - columnate lists
comm              - compare two sorted files line by line
compiz            - OpenGL window and compositing manager
compiz.real       - OpenGL window and compositing manager
compose           - execute programs via entries in the mailcap file
consolechars      - load EGA/VGA console screen font, screen-font map, and/or application-charset map.
cpan              - easily interact with CPAN from the command line
cpp               - The C Preprocessor
cpp-4.1           - The C Preprocessor
c_rehash (1ssl)      - Create symbolic links to files named by the hash values
crontab           - maintain crontab files for individual users
crontab           - tables for driving cron
csplit            - split a file into sections determined by context lines
csv2vcard         - Convert a CSV-formatted list of contacts to vCards
cups-calibrate    - ESP CUPS Printer Calibration Tool
cupsdconf         - A CUPS configuration tool
cupsdisable       - stop/start printers and classes
cupsenable        - stop/start printers and classes
cupstestdsc       - test conformance of postscript files
cupstestppd       - test conformance of ppd files
cut               - remove sections from each line of files
cvs               - Concurrent Versions System
cvs  [cvs-pserver] - The GNU Concurrent Versions System
cvs               - Concurrent Versions System support files
cvsaskpass        - prompt for a password for the CVS DCOP service
cvsservice        - a DCOP service for accessing CVS repositories
cxpm              - Check an XPM (X PixMap) file - XPM 1, 2, or 3.
dbus-cleanup-sockets  - clean up leftover sockets in a directory
dbus-daemon       - Message bus daemon
dbus-launch       - Utility to start a message bus from a shell script
dbus-monitor      - debug probe to print message bus messages
dbus-send         - Send a message to a message bus
dbus-uuidgen      - Utility to generate UUIDs
dccleancrw        - Canon (CRW) RAW photo file recovery utility
dcfujigreen       - Alternative processing for Fuji RAW images
dcfujiturn        - Alternative rotation for dcraw processed images
dcfujiturn16      - Alternative rotation for dcraw processed images
dcop              - Console DCOP client
dcopfind          - Find the DCOP reference of a KDE service
dcopserver        - KDE DCOP server
dcopstart         - Start a KDE service and return its DCOP reference
dcparse           - Extract embeded thumbnail image and print CIFF/TIFF data to screen
dcraw             - command-line decoder for raw digital photos
ddate             - converts Gregorian dates to Discordian dates
deallocvt         - deallocate unused virtual terminals
debconf           - run a debconf-using program
debconf-apt-progress  - install packages using debconf to display a progress bar
debconf-communicate  - communicate with debconf
debconf-copydb    - copy a debconf database
debconf-escape    - helper when working with debconf's escape capability
debconf-set-selections  - insert new default values into the debconf database
debconf-show      - query the debconf database
defoma            - Debian Font Manager, a framework for automatic font configuration.
defoma-app        - configure a specific application about fonts registered in Debian Font Manager.
defoma-font       - register/unregister font(s) to Debian Font Manager
defoma-hints      - generate font hints.
defoma-id         - Manage id-cache of Debian Font Manager
defoma-subst      - Modify a rulefile of Defoma font substitution system.
defoma-user       - Debian Font Manager for users
desktop-file-install  - install a desktop file to the applications directory
desktop-file-validate  - validate a .desktop file
devdump           - Utility programs for dumping and verifying iso9660 images.
dexconf           - generate Xorg X server configuration file from debconf data
dga              - test program for the XFree86-DGA extension
dh_installdefoma  - install a defoma related scripts
dh_installxmlcatalogs  - install and register XML catalog files
dh_pycentral      - use the python-central framework to handle Python modules and extensions
dh_pysupport      - use the python-support framework to handle Python modules
diff              - compare files line by line
diff3             - compare three files line by line
diffpp            - pretty-print diff outputs with GNU enscript
dig               - DNS lookup utility
dircolors         - color setup for ls
directomatic      - Universal print filter/RIP wrapper
dirmngr           - CRL and OCSP daemon
dirmngr-client    - CRL and OCSP daemon
dirname           - strip non-directory suffix from file name
dirsplit          - splits directory into multiple with equal size
diskd             - disk daemon; wait for disk to be inserted
diskseekd         - disk seek daemon; simulates Messy Dos' drive cleaning effect
djpeg             - decompress a JPEG file to an image file
dpkg              - package manager for Debian
dpkg-deb          - Debian package archive (.deb) manipulation tool
dpkg-query        - a tool to query the dpkg database
dpkg-split        - Debian package archive split/join tool
dprofpp           - display perl profile data
drkonqi           - KDE crash handler gives the user feedback if a program crashed
dselect           - Debian package management frontend
du                - estimate file space usage
dumpkeys          - dump keyboard translation tables
dund              - BlueZ Bluetooth dial-up networking daemon
dvd+rw-booktype   - format DVD+-RW/-RAM disk with a logical format
dvd+rw-format     - format DVD+-RW/-RAM disk
dvd+rw-mediainfo  - display information about dvd drive and disk
dvipdf            - Convert TeX DVI file to PDF using ghostscript and dvips
edit              - execute programs via entries in the mailcap file
editor            - Nano's ANOther editor, an enhanced free Pico clone
editres          - a dynamic resource editor for X Toolkit applications
egroupwarewizard  - KDE eGroupware Wizard
eject             - eject removable media
enc2xs            - - Perl Encode Module Generator
Enchant           - (unknown subject)
enchant           - a spellchecker
enscript          - convert text files to PostScript, HTML, RTF, ANSI, and overstrikes
env               - run a program in a modified environment
envsubst          - substitutes environment variables in shell format strings
eog               - a GNOME image viewer
eps2eps           - Ghostscript PostScript "distiller"
epsffit           - fit encapsulated PostScript file (EPSF) into constrained size
eqn               - format equations for troff
esc-m             - ease viewing output of driver data
esd               - The Enlightened Sound Daemon
espeak            - A multi-lingual software speech synthesizer.
evince            - GNOME document viewer
evolution         - groupware suite for GNOME containing e-mail, calendar, addressbook, to-do list and memo tools
evolution-addressbook-export  - export addressbook content from Evoluion
ex                - Vi IMproved, a programmers text editor
exchange-connector-setup-2.10  - configure evolution to access an exchange server
exchangewizard    - MS Exchange Setup Wizard
exifautotran      - Transforms Exif files so that Orientation becomes 1
expand            - convert tabs to spaces
expiry            - check and enforce password expiration policy
expr              - evaluate expressions
extensionproxy    - KDE kicker panel extension proxy
extractkmdr       - extract message strings from Kommander dialogs
extractres        - filter to extract resources from a PostScript document
factor            - factor numbers
faillog           - display faillog records or set login failure limits
faillog           - login failure logging file
fax2ps            - convert a TIFF facsimile to compressed
fax2tiff          - create a TIFF Class F fax file from raw fax data
fdformat          - Low-level formats a floppy disk
fdlist            - Floppy disk mount utility
fdmount           - Floppy disk mount utility
fdmountd          - Floppy disk mount utility
fdrawcmd          - send raw commands to the floppy disk controller
fdumount          - Floppy disk mount utility
file              - determine file type
file-roller       - A compression utility for gnome
find              - search for files in a directory hierarchy
find2perl         - translate find command lines to Perl code
findsmb           - list info about machines that respond to SMB name queries on a subnet
finger            - user information lookup program
firefox           - a Web browser for X11 derived from the Mozilla browser
fix_bs_and_del    - Fix the Delete and BackSpace keys on a console
fixdlsrps         - filter to fix DviLaser/PS documents to work with PSUtils
fixfmps           - filter to fix Framemaker documents so PSUtils work
fixmacps          - filter to fix Macintosh documents with saner version of md
fixpsditps        - filter to fix Transcript psdit documents so PSUtils work
fixpspps          - filter to fix PSPrint PostScript so PSUtils work
fixscribeps       - filter to fix Scribe documents so PSUtils work
fixtpps           - filter to fix Tpscript documents to work with PSUtils
fixwfwps          - filter to fix Word for Windows documents so PSUtils work
fixwpps           - filter to fix WP documents so PSUtils work
fixwwps           - filter to fix Windows Write documents so PSUtils work
fliccd            - Finger Lakes Instruments CCD driver for INDI telescope control
floppycontrol     - floppy driver configuration utility
floppymeter       - measure raw capacity and exact rotation speed of floppy drive
fmt               - simple optimal text formatter
fold              - wrap each input line to fit in specified width
font2c            - Write PostScript Type 0 or Type 1 font as C code
font2psf          - convert a 256-character fonts to PSF format
foo2hp            - Convert Ghostscript pbmraw or bitcmyk format into a ZJS printer stream
foo2hp2600-wrapper  - Convert Postscript into a ZJS printer stream
foo2lava          - Convert Ghostscript pbmraw or bitcmyk format into a LAVAFLOW printer stream
foo2lava-wrapper  - Convert Postscript into a LAVAFLOW printer stream
foo2oak-wrapper   - Convert Postscript into an OAKT printer stream
foo2xqx           - Convert Ghostscript pbmraw into a XQX printer stream
foo2xqx-wrapper   - Convert Postscript into a XQX printer stream
foo2zjs           - Convert Ghostscript pbmraw or bitcmyk format into a ZJS printer stream
foo2zjs-icc2ps    - part of the printer driver foo2zjs
foo2zjs-wrapper   - Convert Postscript into a ZJS printer stream
foomatic-combo-xml  - <put a short description here>
foomatic-compiledb  - Compile the Foomatic printer/driver database
foomatic-configure  - the main configuration program of the foomatic printing system.
foomatic-datafile  - Generate a PPD file for a given printer/driver combo
foomatic-gswrapper  - foomatic wrapper for ghostscript
foomatic-perl-data  - generate Perl data structures from XML
foomatic-ppdfile  - Generate a PPD file for a given printer/driver combo
foomatic-ppd-options  - show the PPD options
foomatic-printjob  - manage printer jobs in a spooler-independent fashion
foomatic-rip  [lpdomatic] - Universal print filter/RIP wrapper
foomatic-rip      - Universal print filter/RIP wrapper
fping             - send ICMP ECHO_REQUEST packets to network hosts
fping6            - send ICMP ECHO_REQUEST packets to network hosts
free              - Display amount of free and used memory in the system
fribidi           - a command line interface for the fribidi library, converts a logical string to visual
from              - print names of those who have sent mail
f-spot            - A program to manage a photo collection
fstobdf          - generate BDF font from X font server
fsview            - a filesystem viewer that graphically shows disk usage
ftp               - Internet file transfer program
funzip            - filter for extracting from a ZIP archive in a pipe
gacutil           - Global Assembly Cache management utility.
gaim              - Instant Messaging client
Gaim (3pm)           - Perl extension the Gaim instant messenger.
Gaim-Text         - (unknown subject)
gaim-text         - A Pimpin' Penguin console frontend for Instant Messaging client Gaim.
gcalctool         - a desktop calculator
gcc               - GNU project C and C++ compiler
gcc-4.1           - GNU project C and C++ compiler
gccbug            - Reporting GCC Bugs
gccbug-4.1        - Reporting GCC Bugs
gccmakedep        - create dependencies in makefiles using 'gcc -M'
gcj-dbtool        - Manipulate class file mapping databases for libgcj
gcj-dbtool-4.1    - Manipulate class file mapping databases for libgcj
gconf-editor      - an editor for the GConf configuration system
gconftool         - GNOME configuration tool
gconftool-2       - GNOME configuration tool
gcov              - coverage testing tool
gcov-4.1          - coverage testing tool
gdb               - The GNU Debugger
gdbserver         - Remote Server for the GNU Debugger
gdbtui            - The GNU Debugger
gdebi             - Simple tool to install deb files
gdebi-gtk         - Simple tool to install deb files
gdialog           - display GTK+ dialogs
gdk-pixbuf-query-loaders  - GdkPixbuf loader registration utility
gedit             - text editor for the GNOME Desktop
genisoimage  [mkisofs] - create ISO9660/Joliet/HFS filesystem with optional Rock Ridge attributes
genisoimage       - create ISO9660/Joliet/HFS filesystem with optional Rock Ridge attributes
geqn              - format equations for troff
GET              - Simple command line user agent
getafm            - create an AFM file for a PostScript font.
getconf           - Query system configuration variables
getent            - get entries from administrative database
getfdprm          - print the current format information
getkeycodes       - print kernel scancode-to-keycode mapping table
getopt            - parse command options (enhanced)
gettext           - translate message
gettext           - translate message
gettextize        - install or upgrade gettext infrastructure
gif2tiff          - create a TIFF file from a GIF87 format image file
gij               - GNU interpreter for Java bytecode
gij-4.1           - GNU interpreter for Java bytecode
gij-wrapper       - a wrapper around gij
gij-wrapper-4.1   - a wrapper around gij
gimp              - an image manipulation and paint program.
gimp-2.2          - an image manipulation and paint program.
gimp-remote       - tells a running GIMP to open a (local or remote) image file.
gimp-remote-2.2   - tells a running GIMP to open a (local or remote) image file.
gksu              - GTK+ frontend for su and sudo
gksudo            - GTK+ frontend for su and sudo
glewinfo          - displays GL extension info
glxdemo           - a demonstration of the GLX functions
glxgears          - ``gears'' demo for GLX
glxheads          - exercise multiple GLX connections
glxinfo           - show information about the GLX implementation
gnome-about       - The Gnome about box.
gnome-btdownload  - (unknown subject)
gnome-calculator  - a desktop calculator
gnome-cd          - manual page for Gnome gnome-cd 2.1.0
gnome-control-center  - Desktop properties manager
gnome-cups-add    - add new CUPS printers
gnome-cups-icon   - notification icon for CUPS printers
gnome-cups-manager  - display and edit CUPS printers
gnome-desktop-item-edit  - tool to edit .desktop file
gnome-dictionary  - Look up words on dictionaries
gnome-eject       - Mount drives and volumes using HAL and read settings from the GNOME desktop configuration system gconf.
gnome-help        - browse system documentation
gnome-keyring-manager  - A graphical key management tool.
gnome-mount       - Mount drives and volumes using HAL and read settings from the GNOME desktop configuration system gconf.
gnome-panel       - display the GNOME panel
gnome-pilot-make-password  - GNOME applet to manipulate a Palm PDA
gnome-power-manager  - gnome power manager userspace daemon
gnome-power-preferences  - gnome power preferences gui
gnome-search-tool  - the GNOME Search Tool
gnome-session     - Starts up the GNOME desktop environment
gnome-session-save  - Saves the current GNOME session (or terminates it)
gnome-sound-recorder  - manual page for Gnome grecord 2.1.0
gnome-system-log  - the GNOME System Log Viewer
gnome-system-monitor  - view and control processes
gnome-terminal    - is a terminal emulation application.
gnome-terminal.wrapper  - is a terminal emulation application.
gnome-text-editor  - text editor for the GNOME Desktop
gnome-umount      - Mount drives and volumes using HAL and read settings from the GNOME desktop configuration system gconf.
gnome-volume-control  - manual page for Gnome gnome-volume-control 2.1.0
gnome-volume-manager  - GNOME daemon to auto-mount and manage media devices
gnome-volume-properties  - configure the gnome-volume-manager daemon.
gnome-wm          - Launches the user selected window manager for the GNOME session
gnome-www-browser  - a Web browser for X11 derived from the Mozilla browser
gpasswd           - administer the /etc/group file
gpg               - OpenPGP encryption and signing tool
gpg2              - OpenPGP encryption and signing tool
gpg-agent         - Secret key management for GnuPG
gpgconf           - Modify .gnupg home directories
gpg-connect-agent  - Communicate with a running agent
gpg-convert-from-106  - converts your public keyring and trustdb from GnuPG 1.0.6 to later formats.
gpgsm             - CMS encryption and signing tool  - Generate an X.509 certificate request
gpgsplit          - Split an OpenPGP message into packets
gpgv              - Verify OpenPGP signatures
gpgv2             - Verify OpenPGP signatures
gpic              - compile pictures for troff or TeX
gpilot-applet     - GNOME applet to manipulate a Palm PDA
gpilotd           - GNOME applet to manipulate a Palm PDA
gpilotd-control-applet  - GNOME applet to manipulate a Palm PDA
gpilotd-session-wrapper  - GNOME applet to manipulate a Palm PDA
gpilot-install-file  - gnome-pilot file conduit scheduler
gprof             - display call graph profile data
grmiregistry      - Remote object registry
grmiregistry-4.1  - Remote object registry
groff             - front-end for the groff document formatting system
grog              - guess options for groff command
grops             - PostScript driver for groff
grotty            - groff driver for typewriter-like devices
groups            - print the groups a user is in
groupwarewizard   - KDE Groupware Wizard
groupwisewizard   - Novell GroupWise Setup Wizard
growisofs         - combined genisoimage frontend/DVD recording program.
gs                - Ghostscript (PostScript and PDF language interpreter and previewer)
gsbj              - Format and print text for BubbleJet printer using ghostscript
gsdj              - Format and print text for DeskJet printer using ghostscript
gsdj500           - Format and print text for DeskJet 500 BubbleJet using ghostscript
gs-esp            - Ghostscript (PostScript and PDF language interpreter and previewer)
gslj              - Format and print text for LaserJet printer using ghostscript
gslp              - Format and print text using ghostscript
gsnd              - Run ghostscript (PostScript and PDF engine) without display
gst-feedback-0.10  - generate debug info for GStreamer bug reports
gst-inspect-0.10  - print info about a GStreamer plugin or element
gst-launch-0.10   - build and run a GStreamer pipeline
gstreamer-properties  - manual page for Gnome gstreamer-properties
gst-typefind-0.10  - print MIME type of file
gst-visualise-0.10  - Run a GStreamer pipeline to display an audio visualisation
gst-xmlinspect-0.10  - print info about a GStreamer plugin or element
gst-xmllaunch-0.10  - build and run a GStreamer pipeline from an XML serialization
gtbl              - format tables for troff
gtf               - calculate VESA GTF mode lines
gThumb            - (unknown subject)
gthumb            - an image viewer and browser for GNOME
gtk-query-immodules-2.0  - Input method module registration utility
gtk-update-icon-cache  - Icon theme caching utility
gtk-window-decorator  - Compiz window decorator using the Gtk toolkit
h2ph              - convert .h C header files to .ph Perl header files
h2xs              - convert .h C header files to Perl extensions
hcitool           - configure Bluetooth connections
hd                - ASCII, decimal, hexadecimal, octal dump
hd                - MFM/IDE hard disk devices
head              - output the first part of files
HEAD             - Simple command line user agent
head              - output the first part of files
HEAD             - Simple command line user agent
helpztags         - generate the help tags file for directory
hexdump           - ASCII, decimal, hexadecimal, octal dump
hidd              - Bluetooth HID daemon
host              - DNS lookup utility
hostid            - print the numeric identifier for the current host
hpijs             - HP IJS server for the GhostScript IJS client driver
hsqldb-databasemanager  - GUI database management tool
hsqldb-databasemanagerswing  - GUI database management tool
hsqldb-querytool  - GUI database management tool
hsqldb-sqltool    - JDBC database console frontend
hsqldb-transfer   - transfers data from one JDBC database to another
hwdb-gui          - gui frontend for the ubuntu hwdb-client
hwdb-send         - Sends data for the ubuntu hwdb-client
hwdb-xml          - collects xml data for the ubuntu hwdb-client
i486-linux-gnu-cpp  - The C Preprocessor
i486-linux-gnu-cpp-4.1  - The C Preprocessor
i486-linux-gnu-gcc  - GNU project C and C++ compiler
i486-linux-gnu-gcc-4.1  - GNU project C and C++ compiler
ical2vcal         - Convert calendars from iCal to Versit vCal format
iceauth          - ICE authority file utility
ico              - animate an icosahedron or other polyhedron
iconv             - Convert encoding of given files from one encoding to another
id                - print user identity
iecset            - Set or dump IEC958 status bits
imake             - C preprocessor interface to the make utility
imgcmp            - Image comparison utility
imginfo           - Image information utility
includeres        - filter to include resources in a PostScript document
indiserver        - INDI server for telescope control under KStars
info              - read Info documents
info              - readable online documentation
infobrowser       - read Info documents
infocmp           - compare or print out terminfo descriptions
infokey           - compile customizations for Info
infotocap         - convert a terminfo description into a termcap description
install           - copy files and set attributes
instmodsh         - A shell to examine installed modules
ipcrm             - remove a message queue, semaphore set or shared memory id
ipcs              - provide information on ipc facilities
isodump           - Utility programs for dumping and verifying iso9660 images.
isoinfo           - Utility programs for dumping and verifying iso9660 images.
isovfy            - Utility programs for dumping and verifying iso9660 images.
ispell-wrapper    - smart wrapper for ispell
jasper            - File format converter specialized in JPEG-2000 encoding
java              - a wrapper around gij
jiv               - Image display utility
join              - join lines of two files on a common field
jpegexiforient    - reads or writes the Exif Orientation Tag
jpegorient        - change the orientations of JPEG images
jpegtran          - lossless transformation of JPEG files
juk               - music organizer and player for KDE
jvncviewer        - - Command line starter of the Java VNC viewer
kabc2mutt         - kabc to mutt converter
kaboodle          - KDE simple and lean Media Player
kaddprinterwizard  - Start the add printer wizard
kaddressbook      - The KDE Address Book
kalarm            - Personal alarm message, command and email scheduler for KDE
kalarmd           - KDE alarm daemon
kalzium           - a chemistry teaching tool for KDE
kanagram          - a letter order game for KDE
kandy             - Synchronize mobile phone address books
kandy_client      - DCOP client for Kandy
kappfinder        - searches for program to add to the Kde menu
karm              - KDE time tracker tool
kasbar            - An alternative task manager
kate              - KDE Advanced Text Editor
kaudiocreator     - CD ripper and audio encoder front-end
kbanner.kss       - Banner screen saver for KDE
kblankscrn.kss    - KDE screensaver which shows a blank screen
kblob.kss         - Blob screen saver for KDE
kbuildsycoca      - Rebuilds the system configuration cache
kcalc             - KDE Calculator
kcharselect       - KDE Character Selector
kcheckpass        - The KCheckPass authentication software
kclock.kss        - Clock screen saver for KDE
kcminit           - runs startups initialization for Control Modules.
kcolorchooser     - KDE Color Chooser
kcoloredit        - KDE Color Palette Editor
kconf_update      - KDE Tool for updating user configuration files
kcookiejar        - HTTP Cookie Daemon
kcron             - Views and sets cron daemon configuration.
kdat              - tar-based DAT archiver for KDE.
kdcop             - A graphical DCOP browser/client
kdebugdialog      - A dialog box for setting preferences for debug output
kde-config        - A little program to output installation paths
kded              - triggers Sycoca database updates when needed
kdepasswd         - graphical frontend to change the user's password
kdeprintfax       - a interface to fax-packages
kdesu             - Runs a program with elevated privileges.
kdesud            - Runs a program with elevated privileges.
kdf               - KDE free disk space utility
kdialog           - Show KDE dialog boxes from shell scripts
kdict             - The KDE Dictionary Client
kdontchangethehostname  - Informs KDE about a change in hostname
kdvi              - KDE DVI Viewer
kedit             - KDE text editor
keditbookmarks    - Konqueror Bookmark Editor
keduca            - interactive form-based tests for KDE
keducabuilder     - test/exam editor for KEduca
keduca-shrinker   - extract a random sample from a large KEduca test file
keuphoria.kss     - Euphoria screen saver for KDE
kfax              - KDE Fax Viewer
kfile             - A commandline tool to read and modify metadata of files
kfilereplace      - Batch search and replace tool
kfind             - KDE find tool
kfiresaver.kss    - Fireworks 3D screen saver for KDE
kfloppy           - KDE Floppy Disk Utility
kflux.kss         - Flux screen saver for KDE
kfmclient         - KDE tool for opening URLs from the command line
kfountain.kss     - Particle Fountain screen saver for KDE
kget              - An advanced download manager for KDE
kghostview        - KDE PS/PDF Viewer
kgpg              - a KDE frontend for GNU Privacy Guard (GnuPG)
kgravity.kss      - Particle Gravity screen saver for KDE
khangman          - the classical hangman game for KDE
khexedit          - KDE hex editor
khotkeys          - daemon to bind actions to triggers and conditions
kicker            - The KDE panel
kiconedit         - KDE Icon Editor
killall           - kill processes by name
kimagemapeditor   - an HTML image map editor for KDE
kinstalltheme     - KDE Tool to build a cache list of all pixmap themes installed
kio_http_cache_cleaner  - KDE HTTP cache maintenance tool
kio_media_mounthelper  - kio_media_mounthelper
kio_system_documenthelper  - KDE helper script used by document.desktop
kio_uiserver      - KDE Progress Information UI Server
kitchensync       - Synchronize Data with KDE
kiten             - a Japanese reference/study tool for KDE
kitengen          - index table generator for Kiten
kjobviewer        - a print job viewer
klatin            - an application to help revise/teach Latin
kleopatra         - KDE X.509 key manager
klettres          - a foreign alphabet tutor for KDE
klines.kss        - Lines screen saver for KDE
klinkstatus       - a web link validity checker for KDE
klorenz.kss       - Lorenz Attractor screen saver for KDE
kmag              - A screen magnifier for KDE
kmail             - KDE email client  - H+BEDV AntiVir backend for KMail   - Clam Anti-Virus backend for KMail
kmailcvt          - KMail import filters    - F-Prot Anti-Virus backend for KMail      - Sophos Anti-Virus backend for KMail
kmailservice      - mail service
kmdr2po           - create a PO-file from a Kommander dialog
kmdr-editor       - editor for the Kommander visual dialog building tool
kmdr-executor     - executor for the Kommander visual dialog building tool
kmdr-plugins      - plugin manager for the Kommander visual dialog building tool
kmenuedit         - editor for the KDE menu
Kmix              - (unknown subject)
kmix              - KDE audio mini-mixer
kmixctrl          - Settings loader/saver for kmix
kmousetool        - KDE mouse manipulation tool
kmouth            - A type and say KDE front end for speech synthesizers
knetattach        - KDE Network Wizard
knode             - KDE news reader
knotes            - Sticky notes application for KDE
kodo              - mouse odometer for KDE
koi8rxterm        - X terminal emulator for KOI8-R environments
kolabwizard       - KDE Kolab Wizard
kolourpaint       - KDE Paint Program
konqueror         - Web browser, file manager, ...
Konsole           - (unknown subject)
konsole           - X terminal emulator for KDE.
konsolekalendar   - Command line interface to KDE calendars
kontact           - Integrated KDE personal information management application
kooka             - KDE Scan & OCR Program
kopete            - A KDE-based Instant Messaging client.
korgac            - KOrganizer alarm daemon
korganizer        - Personal organizer for KDE
korn              - Sticky notes application for KDE
kpackage          - Installs, removes, and queries packages.
kpager            - KDE desktop pager
kpartsaver.kss    - Media screen saver for KDE
kpdf              - a KDE pdf viewer based on xpdf
kpendulum.kss     - Pendulum screen saver for KDE
kpersonalizer     - KDE basic settings wizard
kpilot            - Palm Pilot synchronization software for KDE
kpilotDaemon      - KPilot server
kpolygon.kss      - Polygons screen saver for KDE
kpovmodeler       - KDE Povray Modeler
kprinter          - a printer tool for KDE
krandom.kss       - Start a random KDE screen saver
kreadconfig       - Read KConfig entries (for use in shell scripts)
krec              - A voice recording program
krotation.kss     - Rotation screen saver for KDE
kruler            - KDE Screen Ruler
kscience.kss      - Science screen saver for KDE
ksendbugmail      - Sends a short bug report.
ksig              - a graphical tool for managing multiple email signatures
kslideshow.kss    - Slide Show screen saver for KDE
ksnapshot         - KDE Screen Capture Program
ksolarwinds.kss   - Solar Winds screen saver for KDE
kspace.kss        - Space screen saver for KDE
kstars            - a desktop planetarium for KDE
kstart            - Utility to launch applications with special window properties
kswarm.kss        - Swarm screen saver for KDE
ksync             - KDE synchronization framework
ksystraycmd       - Allows any application to be kept in the system tray
ksysv             - Views and sets SysV init configuration.
kteatime          - KDE utility for making a fine cup of tea
ktelnetservice    - telnet service
ktnef             - TNEF file viewer
ktouch            - a touch typing tutor for KDE
ktrash            - Helper program to handle the KDE trash can
kturtle           - an educational Logo programming environment
ktux              - Tux screen saver for KDE
kuser             - Configures users on the system.
kverbos           - a Spanish verb form study application for KDE
kview             - KDE Image Viewer
kviewshell        - Generic framework for viewer applications
kvm.kss           - Virtual Machine screen saver for KDE
kvoctrain         - a vocabulary trainer for KDE
kwatchgnupg       - GnuPG log viewer
kwave.kss         - Bitmap Wave screen saver for KDE
kweatherreport    - ask KWeatherService to display a weather report
kweatherservice   - a DCOP service to provide weather data
kwifimanager      - manual page for kwifimanager
kwikdisk          - KDE Free disk space utility
kwordquiz         - a flashcard and vocabulary learning program for KDE
kworldclock       - earth watcher for KDE
kwrite            - KDE text editor
kwriteconfig      - Write KConfig entries (for use in shell scripts)
kxkb              - A utility to switch keyboard maps
kxsconfig         - KDE X screen saver configuration tool
kxsldbg           - a graphical XSLT debugger for KDE
kxsrun            - KDE X screen saver launcher
l2ping            - Send L2CAP echo request and receive answer
last              - show listing of last logged in users
lastb             - show listing of last logged in users
lastlog           - reports the most recent login of all users or of a given user
lavadecode        - Decode a XQX stream into human readable form.
lcf               - Determine which of the historical versions of a config is installed
ld                - The GNU linker
ldd               - print shared library dependencies
less              - opposite of more
lessecho          - expand metacharacters
lessfile          - "input preprocessor" for less.
lesskey           - specify key bindings for less
lesspipe          - "input preprocessor" for less.
lexgrog           - parse header information in man pages
lftp              - Sophisticated file transfer program
lftpget           - get a file with lftp(1)
libnetcfg         - configure libnet
line              - read one line
link              - call the link function to create a link to a file
listres          - list resources in widgets
lndir             - create a shadow directory of symbolic links to another directory tree
lnkforward        - open an URL in a Windows .lnk file under KDE
lnstat            - unified linux network statistics
lnusertemp        - tool to create KDE resources and symlinks to them
locale            - Get locale-specific information.
locale            - Description of multi-language support
locale            - Describes a locale definition file
localedef         - compile locale definition files
locate            - Security Enhanced version of the GNU Locate
locate.notslocate  - list files in databases that match a pattern
logger            - a shell command interface to the syslog(3) system log module
logname           - print user's login name
look              - display lines beginning with a given string
lorder            - list dependencies for object files
lp                - print files
lp                - line printer devices
lpoptions         - display or set printer options and defaults
lppasswd          - add, change, or delete digest passwords.
lpq               - show printer queue status
lpr               - print files
lprm              - cancel print jobs
lpstat            - print cups status information
lsattr            - list file attributes on a Linux second extended file system
lsb_release       - print distribution-specific information
lshal             - List devices and their properties
lshw              - list hardware
lsof              - list open files
lspci             - list all PCI devices
lspgpot           - extracts the ownertrust values from PGP keyrings and list them in GnuPG ownertrust format.
lsusb             - list USB devices
lsusb             - list USB devices
ltrace            - A library call tracer
lwp-download     - Fetch large files from the web
lwp-mirror       - Simple mirror utility
lwp-request      - Simple command line user agent
lwp-rget         - Retrieve web documents recursively
lx200_16          - LX200 16" driver for INDI telescope control
lx200autostar     - LX200 Autostar driver for INDI telescope control
lx200classic      - LX200 Classic driver for INDI telescope control
lx200generic      - LX200 Generic driver for INDI telescope control
lx200gps          - LX200 GPS driver for INDI telescope control
lxterm            - locale-sensitive wrapper for xterm
lynx              - a general purpose distributed information browser for the World Wide Web
make              - GNU make utility to maintain groups of programs
makedepend        - create dependencies in makefiles
makeg             - make a debuggable executable
make-memtest86+-boot-floppy  - (unknown subject)
man               - an interface to the on-line reference manuals
man               - macros to format man pages
mandb             - create or update the manual page index caches
manpath           - determine search path for manual pages
manpath           - format of the /etc/manpath.config file
mawk              - pattern scanning and text processing language
mbchk             - check the format of a Multiboot kernel
mcookie           - generate magic cookies for xauth
mcpp              - Matsui CPP, an alternative C preprocessor
md5sum            - compute and check MD5 message digest
md5sum.textutils  - compute and check MD5 message digest
meinproc          - KDE Translator for XML
mergelib          - merge one library into another
mesg              - control write access to your terminal
METACITY          - (unknown subject)
metacity          - minimal GTK2 Window Manager
METACITY-MESSAGE  - (unknown subject)
metacity-message  - a command to send a message to Metacity
metacity-theme-viewer  - view metacity themes
metacity-window-demo  - demo of window features
min12xxw          - Convert pbmraw streams to Minolta PagePro 12xxW languages
mkafmmap          - creates font map for AFM files
mkbimage          - manual page for $Id: mkbimage, v 1.10 2002/01/01 15:24:27 tlaronde Exp $
mkdirhier         - create a directory hierarchy
mkfifo            - make FIFOs (named pipes)
mkfontdir         - create an index of X font files in a directory
mkfontscale       - create an index of scalable font files for X
mkhtmlindex       - generate index files for HTML man pages
mkhybrid          - create ISO9660/Joliet/HFS filesystem with optional Rock Ridge attributes
mkisofs           - create ISO9660/Joliet/HFS filesystem with optional Rock Ridge attributes
mk_modmap         - translate a Linux keytable file into an xmodmap file
mkpasswd          - Overfeatured front end to crypt(3)
mkzftree          - Create a zisofs/RockRidge compressed file tree
mono              - Mono's ECMA-CLI native code generator (Just-in-Time and Ahead-of-Time)
mozilla           - a Web browser for X11 derived from the Mozilla browser
mozilla-firefox   - a Web browser for X11 derived from the Mozilla browser
mscompress        - compress data using LZ77 algorithm
msexpand          - decompress data compressed using mscompress(1) or COMPRESS.EXE
msgattrib         - attribute matching and manipulation on message catalog
msgcat            - combines several message catalogs
msgcmp            - compare message catalog and template
msgcomm           - match two message catalogs
msgconv           - character set conversion for message catalog
msgen             - create English message catalog
msgexec           - process translations of message catalog
msgfilter         - edit translations of message catalog
msgfmt            - compile message catalog to binary format
msggrep           - pattern matching on message catalog
msginit           - initialize a message catalog
msgmerge          - merge message catalog and template
msgunfmt          - uncompile message catalog from binary format
msguniq           - unify duplicate translations in message catalog
mtr               - a network diagnostic tool
multisynk         - KDE synchronization application
namei             - follow a pathname until a terminal point is found
nano              - Nano's ANOther editor, an enhanced free Pico clone
Nautilus          - (unknown subject)
nautilus          - the GNOME File Manager
nautilus-sendto   - convenience application to send a file via email or instant messenger
nawk              - pattern scanning and text processing language
ncal              - displays a calendar and the date of easter
neqn              - format equations for ascii output
net               - Tool for administration of Samba and remote CIFS servers.
netkit-ftp        - Internet file transfer program
networkstatustestservice  - Test application for the NetworkStatus monitor
newgrp            - log in to a new group
ngettext          - translate message and choose plural form
ngettext          - translate message and choose plural form
nice              - run a program with modified scheduling priority
nl                - number lines of files
nm                - list symbols from object files
nm-applet         - Network management framework
nmblookup         - NetBIOS over TCP/IP client used to lookup NetBIOS names
nm-tool           - utility to report NetworkManager state
nm-vpn-properties  - Network management framework
noatun            - fully-featured plugin-based media player for KDE
noatunsynaescope.bin  - start the Synaescope visualisation plugin for Noatun
noatuntippecanoe.bin  - start the Tippecanoe visualisation plugin for Noatun
noatuntyler.bin   - start the Tyler visualisation plugin for Noatun
nohup             - run a command immune to hangups, with output to a non-tty
nroff             - emulate nroff command with groff
nslookup          - query Internet name servers interactively
nsupdate          - Dynamic DNS update utility
nvidia-settings   - configure the NVIDIA graphics driver
nvidia-xconfig    - manipulate X configuration files for the NVIDIA driver
objcopy           - copy and translate object files
objdump           - display information from object files.
oclock           - round X clock
od                - dump files in octal and other formats
omshell           - OMAPI Command Shell
on_ac_power       - test whether computer is running on AC power
oobase            - office suite
oocalc            - office suite
oodraw            - office suite
ooffice           - office suite
oofromtemplate    - office suite
ooimpress         - office suite
oomath            - office suite
ooweb             - office suite
oowriter          - office suite
open              - start a program on a new virtual terminal .
openoffice        - office suite
openssl (1ssl)       - OpenSSL command line tool
openssl-vulnkey   - check blacklist of compromised certificates, requests and keys
openvt            - start a program on a new virtual terminal .
over              - pretty print and scroll source code on terminal
pager             - opposite of more
pal2rgb           - convert a palette color TIFF image to a full color image
pand              - BlueZ Bluetooth PAN daemon
panel-test-applets  - display installed applets
passwd            - change user password
passwd (1ssl)        - compute password hashes
passwd            - the password file
paste             - merge lines of files
patch             - apply a diff file to an original
pathchk           - check whether file names are valid or portable
pcimodules        - List kernel driver modules available for all currently plugged in PCI devices
pcitweak          - read/write PCI config space
pcretest          - a program for testing Perl-compatible regular expressions.
pdb               - the Python debugger
pdb2.5            - the Python debugger
pdf2dsc           - generate a PostScript page list of a PDF document
pdf2ps            - Ghostscript PDF to PostScript translator
pdffonts          - Portable Document Format (PDF) font analyzer (version 3.00)
pdfimages         - Portable Document Format (PDF) image extractor (version 3.00)
pdfinfo           - Portable Document Format (PDF) document information extractor (version 3.00)
pdfopt            - Ghostscript PDF Optimizer
pdftohtml         - program to convert pdf files into html, xml and png images
pdftoppm          - Portable Document Format (PDF) to Portable Pixmap (PPM) converter (version 3.00)
pdftops           - Portable Document Format (PDF) to PostScript converter (version 3.00)
pdftotext         - Portable Document Format (PDF) to text converter (version 3.00)
perl              - Practical Extraction and Report Language
perlbug           - how to submit bug reports on Perl
perlcc            - generate executables from Perl programs
perlivp           - Perl Installation Verification Procedure
pf2afm            - Make an AFM file from Postscript (PFB/PFA/PFM) font files using ghostscript
pfbtopfa          - Convert Postscript .pfb fonts to .pfa format using ghostscript
pftp              - Internet file transfer program
pg                - browse pagewise through text files
pgrep             - look up or signal processes based on name and other attributes
pic               - compile pictures for troff or TeX
pico              - Nano's ANOther editor, an enhanced free Pico clone
piconv            - - iconv(1), reinvented in perl
pinentry          - PIN or pass-phrase entry dialog for GnuPG
pinentry-qt       - PIN or pass-phrase entry dialog for GnuPG
pinentry-x11      - PIN or pass-phrase entry dialog for GnuPG
pinky             - lightweight finger
pkg-config        - Return metainformation about installed libraries
pkill             - look up or signal processes based on name and other attributes
pl2pm             - Rough tool to translate Perl4 .pl files to Perl5 .pm modules.
plog              - starts up, shuts down or lists the log of PPP connections
pmap              - report memory map of a process
pmount            - mount arbitrary hotpluggable devices as normal user
pmount-hal        - HAL-aware wrapper around pmount
pnm2ppa           - convert portable anymap (PNM) images to HP's PPA printer format.
pod2html          - convert .pod files to .html files
pod2latex         - convert pod documentation to latex format
pod2man           - Convert POD data to formatted *roff input
pod2text          - Convert POD data to formatted ASCII text
pod2usage         - print usage messages from embedded pod docs in files
podchecker        - check the syntax of POD format documentation files
podselect         - print selected sections of pod documentation on standard output
poff              - starts up, shuts down or lists the log of PPP connections
pon               - starts up, shuts down or lists the log of PPP connections
POST             - Simple command line user agent
poster            - Scale and tile a postscript image to print on multiple pages
ppm2tiff          - create a TIFF file from PPM, PGM and PBM image files
pr                - convert text files for printing
prename           - renames multiple files
print             - execute programs via entries in the mailcap file
printafm          - Print the metrics from a Postscript font in AFM format using ghostscript
printenv          - print all or part of environment
printf            - format and print data
prove             - - A command-line tool for running tests against Test::Harness
ps2ascii          - Ghostscript translator from PostScript or PDF to ASCII
ps2epsi           - generate conforming Encapsulated PostScript
ps2pdf            - Convert PostScript to PDF using ghostscript
ps2pdf12          - Convert PostScript to PDF 1.2 (Acrobat 3-and-later compatible) using ghostscript
ps2pdf13          - Convert PostScript to PDF 1.3 (Acrobat 4-and-later compatible) using ghostscript
ps2pdfwr          - Convert PostScript to PDF without specifying CompatibilityLevel, using ghostscript
ps2ps             - Ghostscript PostScript "distiller"
psbook            - rearrange pages in PostScript file into signatures
psed              - a stream editor
psfaddtable       - add a Unicode character table to a console font
psfgettable       - extract the embedded Unicode character table from a console font
psfstriptable     - remove the embedded Unicode character table from a console font
psmerge           - filter to merge several PostScript files into one
psnup             - multiple pages per sheet
psresize          - rescales and centers a document for new output paper size
psselect          - select pages from a PostScript file
pstops            - shuffle pages in a PostScript file
pstree            - display a tree of processes
pstree.x11        - display a tree of processes
pstruct           - Dump C structures as generated from *(C`cc - g - S*(C' stabs
ptx               - produce a permuted index of file contents
pumount           - umount arbitrary hotpluggable devices as normal user
pwdx              - report current working directory of a process
pycentral         - register and build utility for Python packages
py_compilefiles   - byte-compile python .py files
pydoc             - the Python documentation tool
pydoc2.5          - the Python documentation tool
pygettext         - Python equivalent of xgettext(1)
pygettext2.5      - Python equivalent of xgettext(1)
pysupport-movemodules  - move python modules and extensions for python-support
pysupport-parseversions  - parse python-support version information files
python            - an interpreted, interactive, object-oriented programming language
python2.5         - an interpreted, interactive, object-oriented programming language
pyversions        - print python version information
quanta            - a web development environment for KDE
ranlib            - generate index to archive.
ras2tiff          - create a TIFF file from a Sun rasterfile
raw2tiff          - create a TIFF file from a raw data
rcp               - secure copy (remote file copy program)
rcs2log           - generates a changelog from RCS files
rdesktop          - Remote Desktop Protocol client
rdjpgcom          - display text comments from a JPEG file
readcd            - read or write data Compact Discs
readelf           - Displays information about ELF files.
readom            - read or write data Compact Discs
realvncconnect    - tell a VNC server to connect to a viewer
realvncpasswd     - creating and changing password files to be used with VNC
realvncpasswd.real  - creating and changing password files to be used with VNC
realvncserver    - a X server for Virtual Network Computing
red  [tc-red]     - Random Early Detection
red               - text editor
rename            - renames multiple files
renice            - alter priority of running processes
reset             - terminal initialization
resize            - set TERMCAP and terminal settings to current xterm window size
rev               - reverse lines of a file
revpath           - generate a relative path that can be used to undo a change-directory
rfcomm            - RFCOMM configuration utility
rgb2ycbcr         - convert non-YCbCr TIFF images to a YCbCr TIFF image
rgrep             - print lines matching a pattern
rhythmbox         - music player and library for tagged files using GStreamer
rhythmbox-client  - controls a running instance of rhythmbox
rlogin            - OpenSSH SSH client (remote login program)
rmiregistry       - Remote object registry
rpcclient         - tool for executing client side MS-RPC functions
rpcinfo           - report RPC information
rpl8              - Firmware loader for DVD drives
rsh               - OpenSSH SSH client (remote login program)
rsync             - faster, flexible replacement for rcp
runcon            - run command with specified security context
run-mailcap       - execute programs via entries in the mailcap file
rview             - Vi IMproved, a programmers text editor
rvim              - Vi IMproved, a programmers text editor
s2p               - a stream editor
savelog           - save a log file
scanpci           - scan/probe PCI buses
scdaemon          - Smartcard daemon for the GnuPG system
scim              - smart common input method
scim-make-table   - generate data file for SCIM generic table module
scp               - secure copy (remote file copy program)
screen            - screen manager with VT100/ANSI terminal emulation
screendump        - dump the contents of a virtual console to stdout
script            - make typescript of terminal session
scriptreplay      - play back typescripts, using timing information
scrollkeeper-config  - print ScrollKeeper configuration information
scrollkeeper-gen-seriesid  - generate a unique id for a document series for use in an OMF metadata file
scrollkeeper-preinstall  - gen an OMF file, based on a existing OMF file,that has a correct URL for a document
scrollkeeper-rebuilddb  - rebuild the scrollkeeper document catalog database
scrollkeeper-update  - identify new/modified/removed OMF files and update the scrollkeeper databases
sdiff             - side-by-side merge of file differences
sdptool           - control and interrogate SDP servers
secpolicy         - Views and sets PAM security policies.
see               - execute programs via entries in the mailcap file
select-default-iwrap  - Selects the user default ispell dictionary for use with ispell-wrapper
sensible-browser  - sensible editing, paging, and web browsing
sensible-editor   - sensible editing, paging, and web browsing
sensible-pager    - sensible editing, paging, and web browsing
seq               - print a sequence of numbers
serpentine        - an application for creating audio CDs
sessreg          - manage utmp/wtmp entries for non-init clients
setfdprm          - sets user-provided floppy disk parameters
setkeycodes       - load kernel scancode-to-keycode mapping table entries
setleds           - set the keyboard leds
setlogcons        - Send kernel messages to console N
setmetamode       - define the keyboard meta key handling
setpci            - configure PCI devices
setsid            - run a program in a new session
setterm           - set terminal attributes
setxkbmap        - set the keyboard using the X Keyboard Extension
sftp              - secure file transfer program
sg                - execute command as different group ID
sha1sum           - compute and check SHA1 message digest
sha224sum         - compute and check SHA224 message digest
sha256sum         - compute and check SHA256 message digest
sha384sum         - compute and check SHA384 message digest
sha512sum         - compute and check SHA512 message digest
showcfont         - displays all characters in the current screen-font.
showchar          - show character with information
showkey           - examine the scan codes and keycodes sent by the keyboard
showrgb          - uncompile an rgb color-name database
shred             - overwrite a file to hide its contents, and optionally delete it
size              - list section sizes and total size.
skill             - send a signal or report process status
slabtop           - display kernel slab cache information in real time
sliceprint        - slice documents with long lines.
slocate           - Security Enhanced version of the GNU Locate
slogin            - OpenSSH SSH client (remote login program)
sloxwizard        - KDE Openexchange Wizard
smbcacls          - Set or get ACLs on an NT file or directory names
smbclient         - ftp-like client to access SMB/CIFS resources on servers
smbcquotas        - Set or get QUOTAs of NTFS 5 shares
smbget            - wget-like utility for download files over SMB
smbpasswd         - change a user's SMB password
smbpasswd         - The Samba encrypted password file
smbspool          - send a print file to an SMB printer
smbtar            - shell script for backing up SMB/CIFS shares directly to UNIX tape drives
smbtree           - A text based smb network browser
smproxy          - Session Manager Proxy
snice             - send a signal or report process status
soelim            - interpret .so requests in groff input
sort              - sort lines of text files
sound-juicer      - GNOME-desktop CD ripper and player using GStreamer
speaker-test      - command-line speaker test tone generator for ALSA
splain            - produce verbose warning diagnostics
split             - split a file into pieces
splitfont         - extract characters from an ISO-type font.
spotlight2kvtml   - convert a Spotlight Online vocabulary list to a KVocTrain data file
ssh               - OpenSSH SSH client (remote login program)
ssh-add           - adds RSA or DSA identities to the authentication agent
ssh-agent         - authentication agent
ssh-argv0         - replaces the old ssh command-name as hostname handling
ssh-askpass       - prompts a user for a passphrase using GNOME
ssh-copy-id       - install your in a remote machine's authorized_keys
ssh-keygen        - authentication key generation, management and conversion
ssh-keyscan       - gather ssh public keys
ssh-vulnkey       - check blacklist of compromised keys
startkde          - Starts up the KDE Desktop Environment
startx           - initialize an X session
stat              - display file or file system status
states            - awk alike text processing tool
strace            - trace system calls and signals
strfile           - create a random access file for storing strings
strings           - print the strings of printable characters in files.
strip             - Discard symbols from object files.
sudo              - execute a command as another user
sudoedit          - execute a command as another user
sum               - checksum and count the blocks in a file
superformat       - format floppies
superkaramba      - a program based on karamba improving the eyecandy of KDE.
sxpm              - Show an XPM (X PixMap) file and/or convert XPM 1 or 2 files to XPM 3.
synclient         - query/modify Synaptics TouchPad driver for XOrg/XFree86 server para's on the fly.
syndaemon         - Monitors keyboard activity and disables the touchpad when the keyboard is being used.
tac               - concatenate and print files in reverse
tack              - terminfo action checker
tail              - output the last part of files
tasksel           - a user interface for installing tasks
tbl               - format tables for troff
tee               - read from standard input and write to standard output and files
telnet            - user interface to the TELNET protocol
telnet.netkit     - user interface to the TELNET protocol
temma             - Temma Takahashi driver for INDI telescope control
test              - check file types and compare values
testparm          - check an smb.conf configuration file for internal correctness
thumbnail         - create a TIFF file with thumbnail images
tic               - the terminfo entry-description compiler
tidy              - Utility to clean up and pretty print HTML/XHTML/XML
tiff2bw           - convert a color TIFF image to greyscale
tiff2pdf          - convert a TIFF image to a PDF document
tiff2ps           - convert a TIFF image to
tiff2rgba         - convert a TIFF image to RGBA color space
tiffcmp           - compare two TIFF files
tiffcp            - copy (and possibly convert) a TIFF file
tiffdither        - convert a greyscale image to bilevel using dithering
tiffdump          - print verbatim information about TIFF files
tiffinfo          - print information about TIFF files
tiffmedian        - apply the median cut algorithm to data in a TIFF file
tiffset           - set a field in a TIFF header
tiffsplit         - split a multi-image TIFF into single-image TIFF files
time              - run programs and summarize system resource usage
time              - overview of time
tload             - graphic representation of system load average
toc2cddb          - translates a TOC file of cdrdao(1) into a cddb file and prints it to stdout
toc2cue           - converts a TOC files of cdrdao(1) into a .cue file
toe               - table of (terminfo) entries
tomboy            - A simple note-taking application for Gnome
top               - display Linux tasks
toshset           - manipulate bios and hardware settings of Toshiba laptops
totem             - GNOME-desktop movie player based on the xine backend
totem-video-thumbnailer  - video thumbnailer for the GNOME desktop
touch             - change file timestamps
tput              - initialize a terminal or query terminfo database
tr                - translate or delete characters
tracepath         - traces path to a network host discovering MTU along this path
tracepath6        - traces path to a network host discovering MTU along this path
traceroute6       - traces path to a network host
troff             - the troff processor of the groff text formatting system
tsclient          - (unknown subject)
tset              - terminal initialization
tsort             - perform topological sort
tty               - print the file name of the terminal connected to standard input
tty               - controlling terminal
tzselect          - select a time zone
tzselect          - view timezones
ubuntu-bug        - file a bug against an Ubuntu package
ucf               - Update Configuration File: preserve user changes in configuration files
ucfq              - query the ucf database
ucfr              - Update Configuration File Registry: associate packages with configuration files
ucs2any           - generate BDF fonts containing subsets of ISO 10646-1 codepoints
udevinfo          - query udev device information
udevtest          - simulate a udev run and print the action to the console
ul                - do underlining
unexpand          - convert spaces to tabs
unicode_start     - put the console in Unicode mode.
unicode_stop      - put the console out of unicode mode (ie. in 8-bit mode).
uniq              - report or omit repeated lines
unlink            - call the unlink function to remove the specified file
unstr             - dump strings in pointer order
unzip             - list, test and extract compressed files in a ZIP archive
unzipsfx          - self-extracting stub for prepending to ZIP archives
updatedb          - update the slocate database
updatedb.notslocate  - update a file name database
update-mime-database  - a program to build the Shared MIME-Info database cache
update-pciids     - download new version of the PCI ID list
uptime            - Tell how long the system has been running.
usbmodules        - List kernel driver modules available for a plugged in USB device
usbmodules        - List kernel driver modules available for a plugged in USB device
usb_printerid     - part of the printer driver foo2zjs
users             - print the user names of users currently logged in to the current host
uuidgen           - command-line utility to create a new UUID value
uxterm            - X terminal emulator for for Unicode (UTF-8) environments
v4ldriver         - Video4Linux Generic driver for INDI telescope control
v4lphilips        - Philips Webcam driver for INDI telescope control
vi                - Vi IMproved, a programmers text editor
view              - Vi IMproved, a programmers text editor
viewres          - graphical class browser for Xt
vim               - Vi IMproved, a programmers text editor
vimdiff           - edit two or three versions of a file with Vim and show differences
visualinfo        - displays GL extension and visual info
vmstat            - Report virtual memory statistics
vmware            - VMware SVGA video driver
vmware            - Intel x86(TM)-based virtual machine
vnc4config        - configure and control a VNC server
vnc4server        - start or stop a VNC server
vncconfig         - configure and control a VNC server
vncconnect        - tell a VNC server to connect to a viewer
vncpasswd         - creating and changing password files to be used with VNC
vncserver         - a X server for Virtual Network Computing
vncserver  [realvncserver] - a X server for Virtual Network Computing
vncviewer         - VNC viewer for X
volname           - return volume name
vt-is-UTF8        - check whether current VT is in UTF8- or byte-mode.
vumeter           - manual page for Gnome Volume Meter 2.1.0
w                 - Show who is logged on and what they are doing.
w3m               - a text based Web browser and pager
w3mman            - an interface to the on-line reference manuals by w3m(1)
wall              - write a message to users
watch             - execute a program periodically, showing output fullscreen
watchgnupg        - Read and print logs from a socket
wc                - print the number of newlines, words, and bytes in files
wftopfa           - Convert a Wadalab base font to Postscript .PFA (or .PFB) format using ghostscript
Wget              - (unknown subject)
wget              - The non-interactive network downloader.
whatis            - display manual page descriptions
whereis           - locate the binary, source, and manual page files for a command
which             - locate a command
whiptail          - display dialog boxes from shell scripts
who               - show who is logged on
whoami            - print effective userid
whois             - client for the whois directory service
wodim             - write data to optical disk media
wpa_passphrase    - Generate a WPA PSK from an ASCII passphrase for a SSID
w.procps          - Show who is logged on and what they are doing.
write             - send a message to another user
wrjpgcom          - insert text comments into a JPEG file
www-browser       - a text based Web browser and pager
x0vnc4server      - VNC server which continuously polls an X display
x0vncserver       - VNC server which continuously polls an X display
x11perf          - X11 server performance test program
x11perfcomp      - X11 server performance comparison program
xargs             - build and execute command lines from standard input
xauth            - X authority file utility
xbiff            - mailbox flag for X
xbsh              - BeanShell: A Java scripting environment (windowed version).
xcalc            - scientific calculator for X
xclipboard       - X clipboard client
xclock           - analog / digital clock for X
xconsole         - monitor system console messages with X
xcursorgen       - create an X cursor file from a collection of PNG images
xcutsel          - interchange between cut buffer and selection
xdfcopy           - Program to copy and format Xdf disks in Linux
xdfformat         - Program to copy and format Xdf disks in Linux
xditview         - display ditroff output
xdpyinfo         - display information utility for X
xdriinfo         - query configuration information of DRI drivers
xev              - print contents of X events
xeyes            - a follow the mouse X demo
xfd              - display all the characters in an X font
xfontsel         - point and click selection of X11 font names
xgamma           - Alter a monitor's gamma correction through the X server
xgc              - X graphics demo
xgettext          - extract gettext strings from source
xhost            - server access control program for X
xinit            - X Window System initializer
xkbcomp          - compile XKB keyboard description
xkbevd           - XKB event daemon
xkbprint         - print an XKB keyboard description
xkill            - kill a client by its X resource
xload            - system load average display for X
xlogo            - X Window System logo
xlsatoms         - list interned atoms defined on server
xlsclients       - list client applications running on a display
xlsfonts         - server font list displayer for X
xmag             - magnify parts of the screen
xman             - Manual page display program for the X Window System
xmessage         - display a message or query in a window (X-based /bin/echo)
xmkmf             - create a Makefile from an Imakefile
xml2po            - Creates a PO-template file from a DocBook XML file and merge it back into a (translated) XML file
xmlcatalog        - Command line tool to parse and manipulate XML or SGML catalog files.
xmllint           - command line XML tool
xmodmap          - utility for modifying keymaps and pointer button mappings in X
xmore            - plain text display program for the X Window System
Xorg              - X11R7 X server
xprop             - property displayer for X
xqxdecode         - Decode a XQX stream into human readable form.
xrandr           - primitive command line interface to RandR extension
xrdb             - X server resource database utility
Xrealvnc          - the X VNC server
xrealvncviewer    - VNC viewer for X
xrefresh         - refresh all or part of an X screen
xsane             - scanner frontend for SANE
xscreensaver-getimage  - put some randomly-selected image on the root window
xscreensaver-getimage-file  - put a randomly-selected image on the root window
xscreensaver-getimage-video  - put a video frame on the root window
xscreensaver-gl-helper  - figure out which X visual to use for GL programs
xscreensaver-text  - prints some text to stdout, for use by screen savers.
x-session-manager  - Starts up the GNOME desktop environment
xset             - user preference utility for X
xsetmode         - set the mode for an X Input device
xsetpointer      - set an X Input device as the main pointer
xsetroot         - root window parameter setting utility for X
xsltproc          - command line XSLT processor
xsm              - X Session Manager
xstdcmap         - X standard colormap utility
xsubpp            - compiler to convert Perl XS code into C code
xterm             - terminal emulator for X
x-terminal-emulator  - is a terminal emulation application.
xtrapchar        - XTrap sample clients
xtrapin          - XTrap sample clients
xtrapinfo        - XTrap sample clients
xtrapout         - XTrap sample clients
xtrapproto       - XTrap sample clients
xtrapreset       - XTrap sample clients
xtrapstats       - XTrap sample clients
xvidtune         - video mode tuner for Xorg
xvinfo           - Print out X-Video extension adaptor information
Xvnc              - the X VNC server
Xvnc4             - the X VNC server
xvncviewer        - VNC viewer for X
xwd              - dump an image of an X window
x-window-manager  - minimal GTK2 Window Manager
xwininfo         - window information utility for X
xwud             - image displayer for X
x-www-browser     - a Web browser for X11 derived from the Mozilla browser
xxd               - make a hexdump or do the reverse.
yelp              - browse system documentation
yes               - output a string repeatedly until killed
zdump             - time zone dumper
zenity            - display GTK+ dialogs
zip               - package and compress (archive) files
zipcloak          - package and compress (archive) files
zipgrep           - search files in a ZIP archive for lines matching a pattern
zipinfo           - list detailed information about a ZIP archive
zipnote           - package and compress (archive) files
zipsplit          - package and compress (archive) files
zjsdecode         - Decode a ZjStream into human readable form.
zsoelim           - satisfy .so requests in roff input 

About the Author


R Donato

Rick Donato is the Founder and Chief Editor of He currently works as a Principal Network Security Engineer and has a keen interest in automation and the cloud.

You can find Rick on Twitter @f3lix001