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CliRef, a copy/paste from whatisdb (somehow ordered)…
_________ _____ _______________       _____
\_   ___ \\    \\___________   \____ / ____\     ~/.bash/cliref.md
/    \  \/|    | |   ||       _/ __ \  __\    copy/paste from whatisdb
\     \___|__  |_|_  ||    |   \  __/|_ |   http://pastebin.com/yGmGiDQX
 \________  /_____ \_||____|_  /____  /_|     yunga.palatino@gmail.com
 20160515 \/ 1527 \/         \/     \/

alias CLIRef.txt='curl -s "http://pastebin.com/raw/yGmGiDQX" | less -i'
alias CLIRef.md='lynx "https://gist.github.com/yunga/b036ac9749524e312fb8#file-cliref-md"'

Content

Other Documentation Getting Help Interesting Pages
Shells Network Directories
Terminal Tools Wireless Files
. Network Monitor Pipes
Setup Network Tunnels File Attributes
System Network Scan File Find
Kernel Network Capture File Compare
Init and Runlevels Network Filesystems Binary Information
Hardware Network Apps File Managers
Filesystem Tools Modem/Fax/GSM Viewers
Quotas Network File Transfer Editors
Processes Browser Text Utilities
Performances RSS Reader Print
User Management Podcast Compression
User Information Chat Encryption
Environment EMail Backup
Security Context Newsgroups CD/DVD/BluRay
. Websites .
. . .
Development ASCII Art Numbers and Math
Debugging Images Date and Time
Revision Control Vector Graphics Schedule
Database 3D Office
. Videos Spelling
Games Audio and Music Publishing
Screensavers Audio Players Task Managers
Other Audio Editing Conversion
X Windows Midi .
Funny Text to Speech .

Other Documentation

Local directories

manpages       /usr/man/                      /usr/share/man/
infopages      /usr/info/                     /usr/share/info/
packages       /usr/doc/                      /usr/share/doc/
linux doc prj  /usr/doc/ldp/                  /usr/share/doc/ldp/
howtos         /usr/doc/howto/                /usr/share/doc/howto/
mini howtos    /usr/doc/howto/mini/           /usr/share/doc/howto/mini/
kernel         /usr/src/linux/documentation/
x window       /usr/x11r6/lib/x11/doc/
apache         /home/httpd/html/manual/       /var/www/html/manual/
latex doc      /usr/share/texmf/doc/latex/latex2e-html/
tex            /usr/share/texmf/doc/

On the Web

Tools:

Manpages Sections on various platforms

Section General use on various unix platforms
0      | c library header files
1      | general commands
1c     | communications
1g     | graphics
1m     | maintenance, system administration commands and daemons
2      | system calls
3      | library functions, in particular the c standard library
3c     | c programming language
3f     | fortran programming language
3m     | miscellaneous programming routines
4      | special files, devices, drivers, formats and conventions
5      | file formats and conventions miscellanea
6      | games and screensavers
7      | miscellanea, special files, devices and drivers
8      | system administration commands and daemons
9      | kernel routines
l      | local, some programs install pages here instead of (1)
n      | tcl/tk keywords
x      | the x window system
?p     | perl scripts man pages
?posix | posix man pages
?fun   | funny command lines

Getting Help

Command Description
man an interface to the on-line reference manuals
apropos search the manual page names and descriptions
whatis display manual page descriptions
whichman search for a man page using a fault tolerant search
info read info documents
help shell built-in help
debmany show documentation from installed packages
debian-reference open the post-installation user's guide in browser
type display information about command type
konqueror browse man:/info:/perldoc:/etc. thanks to kio
popbugs find release critical bugs in packages you use

Interesting Pages

Manpage Description
intro.1 user commands
intro.2 system calls
intro.3 library functions
intro.4 special files
intro.5 file formats
intro.6 games
intro.7 overview/conventions/miscellany section
intro.8 administration and privileged commands
undocumented.7 no manpage for this program, utility or function
missing missing manual pages
LDP linux documentation project with help and guides
man-pages conventions for writing linux man pages
environ user environment
hier description of the filesystem hierarchy
file-hierarchy file system hierarchy overview
capabilities overview of linux capabilities
signal overview of signals
standards standards - c and unix standards
units.7 units, kilo/kibi/mega, decimal and binary prefixes
libc overview of standard c libraries on linux
posixoptions optional parts of the posix standard
errno look up errno names and descriptions
errno.3 number of last error
undocumented.3 undocumented library functions
printf formatted output conversion
strftime format date and time
acl access control lists
ascii report character aliases
ascii.7 ascii characters in octal, decimal, and hexadecimal
unicode universal character set
locale.7 description of multilanguage support
readline get a line from a user with editing (inputrc)
terminfo terminal capability data base
bash gnu bourne-again shell
zsh the z shell
glob globbing pathnames
regex posix.2 regular expressions
pcrepattern pcre - perl-compatible regular expressions
pcresyntax pcre - perl-compatible regex syntax summary
perlintro brief introduction and overview of perl
perlcheat perl 5 cheat sheet
gittutorial a tutorial introduction to git
random kernel random number source devices

Shells

Command Description
sh shell, the standard command language interpreter
bash gnu bourne-again shell
fish the friendly interactive shell
zsh the z shell
fizsh friendly interactive zshell
ksh kornshell, a command and programming language
pdksh legacy kornshell built on mksh
mksh mirbsd kornshell
csh a shell with c-like syntax
tcsh c shell with file name completion and cli editing
ash the almquist shell
dash the debian almquist shell
rc a shell for plan 9 and unix systems
git-sh a git shell (bash)
shellcheck analyzes shell scripts and points out typical issues

Terminal Tools

Command Description
screen screen manager with vt100/ansi terminal emulation
tmux terminal multiplexer
byobu wrapper script for seeding configuration to screen/tmux
dvtm dynamic virtual terminal manager
twin textmode window environment
dtach program that emulates the detach feature of screen
reptyr reparent a running program to a new terminal/screen
kibitz allow two people to interact with one shell
script make typescript of terminal session
scriptreplay play back typescripts, using timing information
ttyrec a tty recorder
ttyplay player of the tty session recorded by ttyrec
clear clear the screen
reset terminal initialization
openvt start a program on a new virtual terminal (vt)
chvt change foreground virtual terminal
deallocvt deallocate unused virtual terminals
tty display the name of the terminal connected to stdin
stty change and print terminal line settings
tabs set terminal tabs
setterm set terminal attributes
tput change terminal characteristics
tic the terminfo entry-description compiler
toe table of (terminfo) entries
infocmp compare or print out terminfo descriptions
captoinfo convert a termcap description into terminfo description
infotocap convert a terminfo description into termcap description

Setup

Command Description
apt-get apt package handling utility (debian)
apt-config apt configuration query program
apt-cache query the apt cache
apt-file apt package searching utility
dlocate program to view debian package information
whohas find packages in various distributions repositories
apt-mark mark/unmark a package as being automatically-installed
debfoster weed unnecessary debian packages
deborphan orphaned package finder
dgrep grep through files belonging to an installed package
dglob expand package names or files matching a pattern
dpigs show which installed packages occupy the most space
popularity-contest list the most popular packages on the system
popcon-largest-unused list size of unused packages on the system
popbugs find release critical bugs in packages used
which-pkg-broke find which package might have broken another
dpkg package manager for debian
dpkg-reconfigure reconfigure an already installed package
debconf run a debconf-using program
debconf-get-selections output contents of debconf database
debconf-set-selections insert new values into the debconf database
update-alternatives maintain symlinks for default commands
update-manager graphical management of software updates
dselect debian package management frontend
aptitude high-level interface to the package manager
synaptic graphical management of software packages (xwindows)
alien convert or install an alien binary package (rpm, deb)
smart the smart package manager (apt/rpm/yum/etc)
yum yellowdog updater modified (redhat)
rpm rpm package manager (redhat)
urpmi rpm downloader/installer/dependency solver (mandriva)
zypper interface to zypp system management (opensuse)
pacman package manager utility (archlinux)
yaourt more than a frontend to pacman (archlinux)
stow software package installation manager (with symlinks)
checkrestart check which processes need a restart after an upgrade

System

Command Description
inxi lists kernel/drivers/cpu/ram/gcc/xorg/desktop/etc.
nmon systems administrator, tuner, benchmark tool
collectl collects data that describes the current system status
binstats display statistics about programs and libraries
uptime view the system load and how long it has been running
times show process times for the shell and its child
lsb_release print distribution-specific information
uname print system/kernel information
arch print machine hardware name (same as uname -m)
nproc print the number of processing units available
procinfo display system statistics gathered from /proc
mpstat report processors related statistics
saidar a curses-based tool for viewing system statistics
perf-top system profiling tool
lmbench system benchmarks
sysbench a modular, multi-threaded benchmark tool
sar collect, report, or save system activity information
hostid print the numeric identifier for the current host
free display amount of free/used/swap memory in the system
swapon enable device and file for paging and swapping
swapoff disable devices and files for paging and swapping
vmstat report virtual memory statistics
dstat versatile tool for generating system resource stats
iostat report cpu and io statistics for dev, part and nfs
iotop simple top-like i/o monitor
fio flexible i/o tester
blktrace generate traces of the i/o traffic on block devices
blockdev call block device ioctls from the command line
slabtop display kernel slab cache information in real time
tload graphic representation of system load average
logger a shell interface to the syslog system log module
logwatch system log analyzer and reporter
swatch simple watcher
imvirt detects several virtualizations

Kernel

Command Description
lsmod program to show the status of modules in linux kernel
insmod simple program to insert a module into the linux kernel
rmmod simple program to remove a module from the linux kernel
modinfo program to show information about a linux kernel module
modprobe program to add and remove modules from the linux kernel
modconf a module configuration utility
depmod program to generate modules.dep and map files
sysctl configure kernel parameters at runtime

Init and Runlevels

Command Description
initctl upstart service configuration
start init daemon control tool
stop init daemon control tool
status init daemon control tool
chkconfig enable or disable system services
service run a system v init script
sysv-rc-conf run-level configuration for sysv like init script links
runlevel output previous and current runlevel
telinit change system runlevel
checkrestart check which processes need a restart after an upgrade
systemctl control the systemd system and service manager
journalctl query the systemd journal
loginctl control the systemd login manager
halt reboot or stop the system
reboot reboot or stop the system
shutdown shutdown or restart the system
poweroff reboot or stop the system

Hardware

Command Description
x86info display x86 cpu diagnostics
dmesg print kernel and driver messages
hdparm get/set sata/ide device parameters
smartctl control and monitor utility for smart disks
badblocks search a device for bad blocks
setserial get/set linux serial port information
wvdial ppp dialer with built-in intelligence
lshw list hardware
lshal lists all devices the hardware abstraction layer knows
lsdev display information about installed hardware
lsblk list block devices
lsusb list usb devices
lspci list all pci devices
setpci configure pci devices
pnpdump dump isa plug-and-play devices resource information
isadump examine isa registers
scsiinfo query information from a scsi device
sginfo access mode page information for a scsi/atapi device
sg_map displays mapping between linux sg and scsi devices
udevadm udev management tool
ethtool query or control network driver and hardware settings
mii-tool view, manipulate media-independent interface status
dmidecode dmi table decoder
hwinfo probe for hardware
acpitool acpi client, allowing you to query or set acpi values
apm interface with the apm subsystem
alsamixer soundcard mixer for alsa driver
aumix adjust audio mixer
pactl control a running pulseaudio sound server
rexima a curses-based (and command-line) mixer
alsactl advanced controls for alsa soundcard driver
showkey examine the codes sent by the keyboard
loadkeys load keyboard translation tables
dumpkeys dump keyboard translation tables
setleds set the keyboard leds
imvirt detects several virtualizations

Filesystem Tools

Command Description
df report file system disk space usage
discus print a report of disk space usage
mount mount a filesystem
umount unmount file systems
mhddfs combines a several mount points into a single one
fusermount mount and unmount fuse filesystems
findmnt find a filesystem
mountpoint see if a directory is a mountpoint
sync flush disk caches
mkfs build a linux file system
tune2fs adjust tunable filesystem parameters on ext2/ext3/ext4
fsck check and repair a linux file system
badblocks search a device for bad blocks
debugfs ext2/ext3/ext4 file system debugger
fdisk partition table manipulator for linux
cfdisk curses/slang based disk partition table manipulator
parted a partition manipulation program
fdformat low-level format a floppy disk
mtools utilities to access dos disks in unix
lilo install linux boot loader
grub install grand unified bootloader
dd convert/copy a file, write disk headers, boot records
ddrescue data recovery tool
dcfldd enhanced version of dd for forensics and security
foremost recover files using their headers/footers/structures
photorec recover lost files from hdisk, digital camera and cdrom
safecopy data recovery tool

Quotas

Command Description
quota display disk usage and limits
repquota summarize quotas for a filesystem
setquota set disk quotas
edquota edit user quotas
quotaon turn filesystem quotas on
quotaoff turn filesystem quotas off
quotacheck scan for disk usage, create, check, repair quota files
convertquota convert quota from old file format to new one

Processes

Command Description
ps report a snapshot of the current processes
w show who is logged on and what they are doing
top monitor processes
htop interactive process viewer
atop at computing system & process monitor
gitps a visual process viewer/killer (gnu interactive tools)
glances a cross-platform curses-based system monitoring tool
pidstat report statistics for linux tasks
powertop program to analyze power consumption on intel laptops
prtstat print statistics of a process
pstree display a tree of processes
whowatch console, interactive, process and users monitoring tool
kill send a signal to a process
killall kill all processes named proc
pidof find the process id of a running program
pkill signal processes based on name and other attributes
pgrep lookup processes based on name and other attributes
skill send a signal or report process status
snice send a signal or report process status
nice set/run a program with modified scheduling priority
renice alter priority of running processes
ionice set or get process i/o scheduling class and priority
cpulimit limits the cpu usage of a process
taskset retrieve or set a process cpu affinity
setuid run a command with a different uid
setsid run a program in a new session
nohup runs a command immune to hangups, outputs to a non-tty
disown shell built-in, removes each jobs from shell
jobs lists the active jobs
bg lists stopped or background jobs, resume a stopped job
fg brings the most recent job to foreground
time time a simple command
timeout run a command with a time limit
uux remote command execution
uustat uucp status inquiry and job control
ipcs report interprocess communication facilities status
ipcrm remove message, semaphore, or shared memory identifier

Performances

See Brendan D. Gregg [Linux Perf page] (http://www.brendangregg.com/linuxperf.html)

Command Description
collectl collects data that describes the current system status
glances a cross-platform curses-based system monitoring tool
uptime view the system load and how long it has been running
mpstat report processors related statistics
lmbench system benchmarks
sysbench a modular, multi-threaded benchmark tool
sar collect, report, or save system activity information
free display amount of free/used/swap memory in the system
swapon enable/disable device and file for paging and swapping
vmstat report virtual memory statistics
dstat versatile tool for generating system resource stats
iostat report cpu and io statistics for dev, part and nfs
iotop simple top-like i/o monitor
fio flexible i/o tester
blktrace generate traces of the i/o traffic on block devices
slabtop display kernel slab cache information in real time
sysctl configure kernel parameters at runtime
hdparm get/set sata/ide device parameters
ps report a snapshot of the current processes
top monitor processes
htop interactive process viewer
pidstat report statistics for linux tasks
nice set/run a program with modified scheduling priority
renice alter priority of running processes
ionice set or get process i/o scheduling class and priority
taskset retrieve or set a process cpu affinity
sysdig a system-level exploration and troubleshooting tool
ltrace a library call tracer
strace trace system calls and signals
errno look up errno names and descriptions
explain explain system call error messages
stap systemtap script translator driver
ktap lightweight script-based dynamic tracing tool for linux
llttng tracer control command line tool
perf performance analysis tools for linux
tiptop display hardware performance counters for linux tasks
ethtool query or control network driver and hardware settings
iperf perform network throughput tests
pchar perform network measurements along an internet path
ping check if host is reachable
hping3 send (almost) arbitrary tcp/ip packets to network hosts
traceroute print the route packets trace to network host (see mtr)
mtr traceroute and ping programs diagnostic tool
nicstat print network traffic statistics
netstat print connections, routing, masquerade, multicast stats
ss another utility to investigate sockets
socklist display list of open sockets
sockstat list open sockets
iptraf interactive colorful ip lan monitor
tcpdump dump traffic on a network
darkstat network statistics gatherer
justniffer an extensive tcp flow sniffer
snmpget communicates with a network using snmp get requests
lldptool manage the lldp settings and status of lldpad
tune2fs adjust tunable filesystem parameters on ext2/ext3/ext4
dd convert/copy a file, write disk headers, boot records
siege an http/https stress tester
tsung distributed multi-protocol load testing tool

User Management

Command Description
adduser add a user or group to the system
useradd create a new user or update default user information
userdel delete a user account and related files
usermod modify a user account
newusers update and create new users in batch
groupadd create a new group
groupdel delete a group
groupmod modify a group definition on the system
newgrp log in to a new group
chage change user password expiry information
chfn change real user name and information
chsh change login shell
passwd change user password

User Information

Command Description
id print real and effective user and group ids
groups print group names a user is in
sa summarizes accounting information
ac print statistics about users connect time
who print all usernames currently logged in
whowatch console, interactive, process and users monitoring tool
whoami print effective userid
rwho determine all users logged on your local network
w show who is logged on and what they are doing
last show listing of last logged in users
lastb show listing of bad loggin attemps
lastlog reports recent login of all users or of a given user
lastcomm print information about previously executed commands
users print the user names of users currently logged in
logname print the login name of a user
talk talk to another user
ytalk multi-user chat program
write send a message to another user
wall write a message to users
mesg control write access to your terminal

Environment

Command Description
printenv print all or part of environment
env run a program in a modified environment
locale get locale-specific information
localedef compile locale definition files

Security Context

Command Description
su change user id or become superuser
sudo execute a command as another user
sudoedit edit one or more files as another user
op grant trusted users access to certain root operations
runcon run command with specified security context (selinux)
chcon change file security context (selinux)
chroot run command or interactive shell with special root dir
schroot securely enter a chroot environment
rarun2 run programs with different env/args/perms/dirs/etc

Development

Command Description
perl the perl language interpreter
perldoc look up perl documentation in pod format
perltidy a perl script indenter and reformatter
perlcritic command-line interface to critique perl source
perlbug how to submit bug reports on perl
cpan easily interact with cpan from the command line
txt2regex a regular expression wizard
ruby interpreted object-oriented scripting language
irb interactive ruby
gem the front end to rubygems
python an interpreted, object-oriented programming language
pydoc the python documentation tool
pycompile byte compile python source files
pychecker program to check python scripts for common mistakes
ghc the glasgow haskell compiler
ghci the glasgow haskell compiler
lua lua interpreter
luac lua compiler
luadoc generate documentation from files
luarocks module deployment system for lua
node server-side javascript
js_beautify command tool to beautify your javascript files
jq command-line json processor
jsoncat display json data
jsonlint json syntax validator and formatter tool
java the java application launcher
javac java programming language compiler
javadoc the java api documentation generator
jardiff visualise api differences between two jar files
php php command line interface cli
clisp ansi common lisp compiler, interpreter and debugger
fort77 fortran compiler
f2c convert fortran 77 to c or c++
fc frontend script to the f2c fortran compiler
nasm the netwide assembler, a portable 80x86 assembler
yasm the yasm modular assembler
as the portable gnu assembler
rasm2 assemble and disassemble files or hexpair strings
gcc gnu project c and c++ compiler
gprof display call graph profile data
ld the gnu linker
c99 compile standard ansi c programs
cpp the c preprocessor
make gnu make utility to maintain groups of programs
dmake maintain program groups, or interdependent files
cmake cross-platform makefile generator
cxref generate a c-language program cross-reference table
ctags generate tag file for emacs, vi
cflow generate a c-language flowgraph
cscope interactively examine a c program
sloccount count source lines of code (sloc)
cloc count lines of source code and comments
pepper repository statistics and report tool
astyle indentation and reformatting filters c, c++, c#, java
indent reformat a c program, inserting or deleting whitespace
bcpp make c++ beautifier
uncrustify c, c++, c#, d, java and pawn source code beautifier
xmlstarlet command line xml/xslt toolkit
xmllint command line xml tool
xgrep search content of xml file via xpath or curstom search
xmlcatalog parse and manipulate xml or sgml catalog files
xalan process xml documents with xslt stylesheets
xmlindent xml stream reformatter
tidy validate, correct, and pretty-print html files
csstidy css parser and optimiser
highlight universal code highlighter converter (html, rtf, ...)
lex generate programs for lexical tasks
strip remove unnecessary information from executable files
m4 macro processor
yacc yet another compiler compiler
flex lexical analyser, generates code for pattern-matching
gencat generate a formatted message catalog
getconf get configuration values
errno look up errno names and descriptions
explain explain system call error messages

Debugging

Command Description
gdb the gnu debugger
r2 advanced hexadecimal editor, disassembler and debugger
elfsh the elsf shell
e2dbg the embedded elf debugger
readelf displays information about elf files
rabin2 get information about elf/pe/mz/class
objdump display information from object files
objcopy copy and translate object files
nm list symbols from object files
lsof list open files/streams/sockets/etc
lslk list local locks
fuser identify processes using files or sockets
trace-cmd interacts with ftrace linux kernel internal tracer
trace-cmd-list list available plugins, events or options for ftrace
pstack print a stack trace of running processes
dtrace tune and troubleshoot programs and system (systemtap)
sysdig a system-level exploration and troubleshooting tool
etrace the embedded elf tracer
eresi the eresi reverse engineering software interface
errno look up errno names and descriptions
explain explain system call error messages
strace trace system calls and signals
ltrace a library call tracer
mtrace interpret output from malloc_trace
xtrace trace communication between x11 client and server
stap systemtap script translator driver
ktap lightweight script-based dynamic tracing tool for linux
llttng tracer control command line tool
perf performance analysis tools for linux
perf-stat run a command and gather performance counter statistics
perf-list list all symbolic event types
tiptop display hardware performance counters for linux tasks
babeltrace babeltrace trace viewer and converter for (ctf)
memdump memory dumper
scanmem locate and modify a variable in an executing process
crash analyze linux crash dump data or a live system
binwalk binary image search tool
strings extract printable strings
ident identify rcs keyword strings in files
pmap report memory map of a process
ldd print shared library dependencies
ldconfig configure dynamic linker run-time bindings
ld.so dynamic linker-loader
/lib/ld-linux.so.2 dynamic linker-loader
/lib64/ld-linux-x86-64.so.2 dynamic linker-loader

Revision Control

Command Description
rcs change rcs file attributes
ci check in rcs revisions
co check out rcs revisions
git the stupid content tracker
tig text-mode interface for git
bzr bazaar next-generation distributed version control
cvs concurrent versions system
darcs an advanced revision control system
hg mercurial source code management system
svn subversion command line client tool

Database

Command Description
sqlite3 command line interface for sqlite version 3
sqlite a command line interface for sqlite
psql postgresql interactive terminal
mysql the mysql command-line tool
sql execute a command on a database determined by a dburl
rrdtool round robin database tool and grapher

Network

Command Description
ip show/manip routing, devices, policy routing and tunnels
tc show/manipulate traffic control settings
ifconfig set/display network information
ifdata get network interface info without ifconfig parsing
ifstat report interface statistics
ifdown stop a network interface
ifup bring a network interface up
ethtool query or control network driver and hardware settings
mii-tool view, manipulate media-independent interface status
nmcli command-line tool for controlling networkmanager
nmtui text user interface for controlling networkmanager
nm-tool utility to report networkmanager state and devices
iperf perform network throughput tests
nuttcp network performance measurement tool
pchar perform network measurements along an internet path
route show/manipulate the ip routing table
hostname print the system hostname
domainname show or set the system nis/yp domain name
dnsdomainname show the system dns domain name
nisdomainname show or set the system's nis domain name
ypdomainname show or set the system's yp domain name
whois client for the whois directory service
dnstracer trace a chain of DNS servers to the source
ping check if host is reachable
hping3 send (almost) arbitrary tcp/ip packets to network hosts
traceroute print the route packets trace to network host (see mtr)
tracepath traces path to a network host, discovering mtu along
mtr traceroute and ping programs diagnostic tool
netstat print connections, routing, masquerade, multicast stats
lsof list open files/streams/sockets/etc
ss another utility to investigate sockets
host dns lookup utility
dig dns lookup utility
nslookup query internet name servers interactively
zonecheck dns zone checking tool
nc netcat, arbitrary tcp and udp connections and listens
cryptcat twofish encryption enabled version of nc
ncat concatenate and redirect sockets
socat multipurpose relay (socket cat)
faucet a fixture for a bsd network pipe (netpipes)
hose the client end of a bsd network pipe (netpipes)
arping arp find out ethernet address by first arping then arp
arp manipulate the system arp cache
arpwatch keep track of ethernet/ip address pairings
arpspoof intercept packets on a switched lan
rarp manipulate the system rarp table
ufw program for managing a netfilter firewall
iptables administration tool for ipv4 filtering and nat
ip6tables ipv6 packet filter administration
iptables-save dump iptables rules to stdout
ip6tables-save dump iptables rules to stdout
iptables-restore restore ip tables
ip6tables-restore restore ipv6 tables
iptstate top-like display of ip tables state table entries
ipchains control the packet filter/firewall (see iptables)
ipcalc ipv4 netmask/broadcast/etc calculator
ipv6calc a small utility to manipulate ipv6 addresses
sipcalc ip subnet calculator
subnetcalc ipv4/ipv6 subnet calculator
tcpkill kill tcp connections on a lan
tcpnice slow down tcp connections on a lan
sshow ssh traffic analysis tool
sshmitm ssh monkey-in-the-middle
smbclient ftp-like client to access smb/cifs resources on servers
ntptrace trace a chain of ntp servers back to the primary source
snmpget communicates with a network using snmp get requests
snmpwalk retrieve a management values subtree using snmp getnext
snmpcmd behaviour common to most of the net-snmp commands
lldpad link layer discovery protocol (lldp) agent daemon
lldptool manage the lldp settings and status of lldpad
suricata next generation intrusion detection and prevention tool

Wireless

Command Description
iw show/manipulate wireless devices and configuration
iwconfig configure a wireless network interface
iwlist detailed information about a wireless interface
iwevent show wireless events generated by drivers and hardware
iwgetid report essid, nwid, ap/cell address of wireless network
wavemon a wireless network monitor
kismet wireless sniffing and monitoring

Network Monitor

Command Description
ntop display top network users
ntopng display top network users
nload displays the current network usage
cbm display the current traffic on all network devices
sntop top-like console network status tool
iftop display bandwidth usage on an interface by host
jnettop view hosts/ports taking up the most network traffic
bmon bandwidth monitor and rate estimator
bwn-ng a live monitor for network and disk io
speedometer display the rate of data across a network connection
netload network device load monitor
nethogs a small net top tool, displays usage per process
slurm yet another network load monitor
vnstat a console-based network traffic monitor
nicstat print network traffic statistics
pktstat display packet activity
iptraf interactive colorful ip lan monitor
netwatch ethernet internet protocol monitor
trafshow full screen show network traffic
tcptrack monitor tcp connections on the network
tcpreen tcp stream monitoring tool
wavemon a wireless network monitor

Network Tunnels

Command Description
ip show/manip routing, devices, policy routing and tunnels
ip-tunnel tunnel configuration
stunnel universal ssl tunnel
ptunnel tunnel tcp connections over icmp packets
udptunnel tunnel udp packets over a tcp connection

Network Scan

Command Description
nmap network exploration tool and security / port scanner
ndiff utility to compare the results of nmap scans
scapy interactive packet manipulation tool
nping network packet generation tool / ping utility
arp-scan the arp scanner
sslscan fast ssl scanner
xprobe2 a remote active operating system fingerprinting tool
p0f identify remote systems passively

Network Capture

Command Description
wireshark interactively dump and analyze network traffic
tshark dump and analyze network traffic
scapy interactive packet manipulation tool
dumpcap dump network traffic
tcpspy tcp/ip connection monitor
tcpdump dump traffic on a network
tcptrace a tcp connection analysis tool
tcpick tcp stream sniffer and connection tracker
tcpflow tcp flow recorder
snort packet sniffer/logger and intrusion detection system
pcapdump dedicated packet capture utility
pcapip filter a pcap for ip addresses
pcappick pick specific frames out of a pcap file by number
pcapuc filter a pcap for ip addresses
ettercap sniffer/content filter for man in the middle attacks
ngrep network grep
tetheral dump and analyze network traffic
sniffit packet sniffer and monitoring tool
httpry http logging and information retrieval tool
dsniff password sniffer (lots of protocols)
kismet wireless sniffing and monitoring

Network Filesystems

Command Description
exportfs maintain table of exported nfs file systems
showmount show mount information for an NFS server
nfsstat list nfs statistics
nfsiostat report input/output statistics for nfs
sshfs filesystem client based on ssh
curlftpfs mount a ftp host as a local directory
flickrfs virtual filesystem for flickr photosharing service

Network Apps

Command Description
ssh openssh ssh client (remote login program)
cssh cluster admin tool, multiple ssh connection
ssh-copy-id install public key in a remote machine authorized_keys
ssh-keygen authkey generation, management and conversion
rsh remote shell
crsh cluster admin tool, multiple rsh connection
rlogin openssh ssh client (remote login program)
telnet log into remote hosts
ctel cluster admin tool, multiple telnet connection
ccon cluster admin tool, multiple console connection
uux remote command execution
uustat uucp status inquiry and job control
finger user information lookup program

Modem/Fax/GSM

Command Description
minicom friendly serial communication program
efax send/receive faxes with class 1, 2 or 2.0 fax modem
mgetty smart data/fax modem getty
fax fax sending and receiving with mgetty+sendfax
sendfax submit a facsimile job for transmission
sendpage submit a pager job for transmission
faxstat for hylafax facsimile server status
faxspool queue and convert files for faxing with sendfax
faxq display fax jobs queued by faxspool
faxrunq send fax jobs queued by faxspool
faxrm remove fax jobs queued by faxspool
faxalter alter parameters of a queued hylafax job
fax2ps convert a tiff facsimile to compressed postscript
faxcover generate postscript cover page for outgoing facsimile
faxmail hylafax mail-to-fax (postscript) gateway application
textfmt convert ascii text to postscript for facsimile
gammu does some neat things with your cellular phone or modem

Network File Transfer

Command Description
curl transfer a url (swiss army tool)
wget the non-interactive network downloader
httrack offline browser : copy websites to a local directory
linkchecker check html documents and websites for broken links
woof a small, simple, stupid webserver to share files
wput wget-like ftp-uploader
sftp secure file transfer program
ncftp browser program for the file transfer protocol
ncftpget internet file transfer program for scripts
ncftpput internet file transfer program for scripts
ftp copy files between hosts
lftp sophisticated file transfer program
scp securely copy files between hosts
rcp remote file copy
uucp system-to-system copy
mulk parallel network downloader with filtering and metalink
axel light download accelerator (best imo)
aria fast download utility (http, ftp, bittorrent, metalink)
aria2c the ultra fast download utility http/ftp/bt/metalink
ctorrent download bittorrent files from command line
rtorrent a bittorrent client for ncurses
mktorrent simple bittorrent metainfo file creator
bittorrent-downloader download files using a scatter-gather network
btdownloadcurses download files using a scatter-gather network
amulecmd console-based program to control amule
get_flash_videos downloader for flash-based video sites
rmtpdump rtmp streaming media client
youtube-dl download video from youtube or other video platforms
quvi query media tool for parsing flash streams url
cclive downloading media streams from youtube and similars
nc netcat, arbitrary tcp and udp connections and listens
cryptcat twofish encryption enabled version of nc
ncat concatenate and redirect sockets
socat multipurpose relay (socket cat)
faucet a fixture for a bsd network pipe (netpipes)
hose the client end of a bsd network pipe (netpipes)
trickle a lightweight userspace bandwidth shaper

Browser

Command Description
lynx a general purpose, text-only browser for the www
links lynx-like alternative character mode www browser
links2 lynx-like alternative character mode www browser
elinks lynx-like alternative character mode www browser
netrik the antrik internet browser
w3m a text based web browser and pager
edbrowse text editor and web browser
httrack offline browser : copy websites to a local directory
surfraw fast search/bookmarks access to various www clients
gopher connect to gopher document server

RSS Reader

Command Description
newsbeuter an rss feed reader for text terminals
rsstail console based rss news reader
canto an ncurses rss reader
raggle console rss aggregator
olive console rss reader
rawdog rss aggregator without delusions of grandeur
nrss an ncurses rss reader
snownews console rss newsreader

Podcast

Command Description
hpodder scan and download podcasts
podget simple tool to automate downloading of podcasts
podracer a podcast aggregator with bittorrent support

Chat

Command Description
centerim text mode based im client for linux
finch instant messaging client (frontend to libpurple)
pork console-based aol instant messenger & irc client
freetalk a console based jabber client
mcabber a simple jabber console client
ekg gadu-gadu compatible client
BitchX an advanced internet relay chat client
irssi a modular irc client for unix
weechat wee enhanced environment for chat
bitlbee irc gateway to im chat networks
epic5 internet relay chat client for unix like systems
tinyirc basic irc commands and an curses-based interface
ii a minimalistic fifo and filesystem based irc client
sic an extremly fast, small and simple irc client
tircd an ircd proxy to the twitter api
talk talk to another user
ytalk multi-user chat program
write send a message to another user
wall write a message to users
mesg control write access to your terminal

EMail

Command Description
mail minimal client to send and receive mail
mailx send and receive internet mail
msmtp an smtp client
mutt text-based email client
alpine internet news and email
notmuch thread-based email index, search, and tagging
cone read and send e-mail messages
elmo the electronic mail operator
fetchyahoo retrieve mail from yahoo webmail service
urlscan browse the urls in an email message from a terminal

Newsgroups

Command Description
slrn an easy to use nntp / spool based newsreader
trn threaded read news program
tin usenet newsreader
nn efficient net news interface (no news is good news)

Websites

Command Description
shell-fm console-based player for last.fm radio streams
google command-line access to (some) google services
gcalcli google calendar command line interface
episoder tv show reminder from epguides.com and thetvdb.com
youtube-dl download video from youtube or other video platforms
get_flash_videos downloader for various flash-based video sites
quvi query media tool for parsing flash streams url
cclive downloading media streams from youtube and similars
twyt command line twitter client
bti send a tweet to twitter.com from the command line
tircd an ircd proxy to the twitter api
twidge microblogging client for twitter, identica
weather obtain weather conditions and forecasts

Directories

Command Description
cd change directory
pwd print name of current/working directory
mkdir make directories
rmdir remove empty directories
tree list contents of directories in a tree-like format
dirdiff display diff and merge changes between directories
pushd sh: add directories to stack
popd sh: remove dir from stack, changes to the new top dir
dirs display directory stack (pushd/popd)

Files

Command Description
ls list directory contents and files
dir briefly list files
vdir verbosely list directory contents
tree list contents of directories in a tree-like format
dircolors color setup for ls
df report file system disk space usage
dfc display file system space usage using graphs and colors
pydf report colourised filesystem disk space usage
du estimate file space usage
ncdu ncurses disk usage
agedu correlate disk usage and last-access times
touch create file, change file timestamps
fallocate preallocate or deallocate space to a file
truncate shrink or extend the size of a file
dd convert/copy a file, write disk headers, boot records
cp copy files and directories
mcp copy files by wildcard patterns
qcp copy files editing the names in a text editor
install copy files and set attributes
mv move (rename) files
mmv move files by wildcard patterns
rename rename files by replacing expressions
prename renames multiple files with perl expression
qmv rename files editing the names in a text editor
convmv converts filenames from one encoding to another
vidir edit a directory in your text editor
detox clean up filenames
rm remove files or directories
unlink call the unlink function to remove the specified file
shred overwrite a file to hide its contents, and delete it
wipe securely erase files from magnetic media
gitwipe an utility for wiping files (gnu interactive tools)
ln make filesystem links
mln link files by wildcard patterns
sln link files (statically linked)
link create a hard link to a file
readlink print value of a symbolic link or canonical file name
cleanlinks remove dangling symbolic links and empty directories
hardlink Hardinks multiple copies of a file
stow software package installation manager (with symlinks)
mkfifo create named pipe
mknod make block or character special files
mktemp create a temporary file or directory
flock manage locks from shell scripts
basename strip directory and suffix from filenames
dirname convert a full pathname to just a path
realpath print the resolved path
pathchk check whether file names are valid or portable
inotifywatch gather filesystem access statistics using inotify
inotifywait wait for changes to files using inotify
trash trash utility compliant with freedesktop.org
trash-list list trashed files
trash-restore restore for command line trash utility
trash-empty empty for command line trash utility

Pipes

Command Description
tee read from stdin, write to stdout and files
multitee send multiple inputs to multiple outputs
pee tee standard input to pipes
xargs build and execute command lines from standard input
parallel run programs in parallel
mispipe pipe two commands returning the exit status of the first
pv monitor the progress of data through a pipe
sponge soaks up all standard input and write to a file after
stdbuf run command with modified buffering for its stdstreams
ifne run command if the standard input is not empty
ts timestamp input
vipe insert a text editor into a pipe

File Attributes

Command Description
umask set default file protections
stat display file attributes or file system status
touch change file timestamps
chown change file owner and group
chgrp change group ownership
chmod change file mode bits
chattr change advanced file attributes on a linux file system
lsattr list advanced file attributes on a ext file system
getfattr get extended attributes of filesystem objects
setfattr set extended attributes of filesystem objects
getfacl get file access control lists
setfacl set file access control lists
test check file types and compare values

File Find

Command Description
find search for files in a directory hierarchy
ftff fault tolerant file find utility
updatedb update a database for m/slocate
locate locate files via index (m/slocate)
doodle a tool to search the meta-data in your files
which locate a command
whereis locate binary, source, and manual page for a command
fdupes finds duplicate files in a given set of directories
rdfind finds duplicate files
findimagedupes finds visually similar or duplicate images
hardlink Hardinks multiple copies of a file

File Compare

Command Description
diff compare files line by line
zdiff compare compressed files
bzdiff compare compressed files
diff3 compare three files line by line
diffstat make histogram from diff-output
rfcdiff compare rfcs or internet drafts or any other text files
merge three-way file merge
wdiff display word differences between text files
sdiff side-by-side merge of file differences
mcdiff visual shell for unix-like systems
ndiff utility to compare the results of nmap scans
bsdiff generate a patch between two binary files
rdiff binary diff tool for signature-based differences
quilt tool to manage series of patches
bspatch apply a patch built with bsdiff
patch apply a diff file to an original
unify transforms context diffs into unidiffs, or vice-versa
combine combine lines from two files using boolean operations
comm compare two sorted files line by line
cmp compare two files byte by byte
zcmp compare compressed files
bzcmp compare compressed files
cksum checksum and count the bytes in a file
sum checksum and count the blocks in a file
md5sum compute and check md5 message digest
md5pass create an md5 password hash
shasum print or check sha checksums
rhash print or check ed2k, bittorrent, dc++, and other hashes
rahash2 block based hashing utility

Binary Information

Command Description
file determine file type
mimetype identify file types
mimeopen open files by mimetype
mediainfo display information about audio/video files
rifle ranger's file opener with special file type checking
extract determine meta-information about a file
od dump files in octal and other formats
xxd make a hexdump or do the reverse (patch)
hexdump ascii, decimal, hexadecimal, octal dump
mcview midnight commander internal file viewer (ascii/hex)
dhex hex editor with a diff mode
hexedit view and edit files in hexadecimal or in ascii
tweak efficient hex editor
hte executable's editor
bsdiff generate a patch between two binary files
bspatch apply a patch built with bsdiff
rafind2 find byte patterns into files
rahash2 block based hashing utility
radiff2 unified binary diffing utility
hexdiff hexadecimal visual diff for binary files
bbe sed-like editor for binary files
dd convert/copy a file, write disk headers, boot records
ddrescue data recovery tool
foremost recover files using their headers/footers/structures

File Managers

Command Description
mc midnight commander, visual shell for unix-like systems
gitfm gnu interactive tools file manager
ranger visual file manager
vifm a ncurses based file manager with vi like keybindings
clex file manager
vfu text-mode file manager for unix/linux
pilot simple file browser in the style of the alpine composer

Viewers

Command Description
mcview midnight commander internal file viewer (ascii/hex)
gitview an ascii/hex file viewer (gnu interactive tools)
cat concatenate files and print on the standard output
mad append files by wildcard patterns
tac concatenate and print files in reverse
rev reverse characters of lines in file or files
spc colorizes text for terminals and html (supercat)
lolcat rainbow coloring for text
tac concatenate and print files in reverse
combine combine lines from two files using boolean operations
lnav ncurses-based log file viewer
ccze a robust log colorizer
zcat expand and concatenate data (gz)
bzcat decompresses files to stdout (bz2)
xzcat decompresses files to stdout (xz, lzma)
less opposite of more
zless file perusal filter for crt viewing of compressed text
bzless file perusal filter for crt viewing of bzip2
most browse or page through a text file
more file perusal filter for viewing
zmore file perusal filter for crt viewing of compressed text
bzmore file perusal filter for crt viewing of bzip2
pg browse pagewise through text files

Editors

Command Description
mcedit internal file editor of gnu midnight commander
vi text editor
vim text editor
cream set of macros making vim easier to use for beginners
emacs gnu project emacs text editor
nano a small and friendly text editor
jed programmers editor
aee another easy editor
diakonos a customizable, usable console-based text editor
pico simple text editor in the style of the alpine composer
zile zile is lossy emacs

Text Utilities

Command Description
truncate shrink/extend the size of a file to the specified size
head output the first 10 lines of file
tail output the last 10 lines of file
multitail browse through several files at once
since display content of a file since the last time
split split a file into fixed-size pieces
lxsplit a simple tool for splitting and joining split files
nl number lines of files
wc print newline, word, and byte counts for each file
ex text editor
ed the standard text editor
red line-oriented text editor
edbrowse text editor and web browser
look display lines beginning with a given string
grep search files for lines of text matching a pattern
egrep print lines matching a pattern (-e)
fgrep search files for lines that match a fixed string (-f)
rgrep print lines matching a pattern recursively (-r)
agrep search a file for a string with approximate matching
sgrep search a file for a structured pattern
zgrep search compressed files for a regular expression
bzgrep search bzip2 compressed files for a regular expression
ack ack-grep is designed as a replacement for grep
ag the silver searcher - like ack, but faster
urlview url extractor/launcher (see urlscan for mails)
awk pattern scanning and processing language
gawk pattern scanning and processing language
mawk pattern scanning and processing language
sed stream editor for filtering and transforming text
psed a stream editor
a2p awk to perl translator
s2p sed to perl translator
cut extract columns from files
join join lines of two files on a common field
combine combine lines from two files using boolean operations
column columnate lists
colrm remove columns from a file
rs reshape a data array
csplit split a file into context-determined pieces
paste append/merge columns
tr translate, squeeze or delete characters
sort sort lines of text files
msort sort records in complex ways
tsort perform topological sort
shuf write a random permutation of the input lines to stdout
unsort reorder lines in a file in semirandom ways
tac concatenate and print files in reverse
rev reverse characters of lines in file or files
uniq report or omit repeated lines
tee copy stdin to a file and to stdout simultaneously
multitee send multiple inputs to multiple outputs
pr convert text files for printing
fmt optimally reformat text
par filter for reformatting paragraphs
fold wrap each input line to fit in specified width
expand convert tabs to spaces
unexpand convert spaces to tabs
uchardet universalchardet (Universal Charset Detector)
recode converts files between character sets
iconv convert encoding of given files
unaccent remove accents from input stream or a string
sq squeeze a sorted word list
unsq unsqueeze a sorted word list
csvtool tool for performing manipulations on csv files
xmlstarlet command line xml/xslt toolkit

Print

Command Description
lp send files to a printer
lpr print files
lpq show printer queue status
lpstat print cups status information
lprm remove print jobs
lpmove move a job or all jobs to a new destination
cancel cancel cups print jobs
lpc line printer control program
ink tool for checking the ink level of your printers
lpadmin configure cups printers and classes
lpoptions display or set cups printer options and defaults
cupsaccept accept jobs sent to a destination
cupsreject reject jobs sent to a destination
cupsdisable stop printers and classes
cupsenable start printers and classes
paperconfig configure the system default paper size

Compression

Command Description
dtrx cleanly extract many archive types
atool a script for managing file archives of various types
patool portable archive file manager
gitunpack gnu interactive tools - unified archive unpacking
ar create, modify, and extract from archives
tar the gnu version of the tar archiving utility
cpio copy files to and from archives
7z a file archiver with highest compression ratio
gzip compress files (gnu zip)
pigz parallel compress files (gnu zip)
bzip2 a block-sorting file compressor
lz provides a listing of a tar.gz archive
gunzip expand files (gnu zip)
unpigz parallel decompress files (gnu zip)
bunzip2 a block-sorting file decompressor
gzexe compress executable files in place
bzexe compress executable files in place
compress compress and expand data
pbzip2 parallel bzip2 file compressor
lzip reduces the size of files
pax portable archive interchange
rar archive files with compression
unrar extract files from rar archives
compress compress data
uncompress expand files
shar create shell archives
unshar unpack a shar file
unace extract, test and view ace archives
uuencode encode a binary file
uudecode decode a file created by uuencode
base64 encode/decode data and print to standard output
xz compress or decompress xz and lzma files
lzma lzma compression and decompression tool
lzma2 lzma compression and decompression tool
zoo manipulate archives of files in compressed form
pxz parallel lzma compressor compatible with xz
zip compress files (windows zip)
cabextract extract files from microsoft cabinet (cab)
zrun automatically uncompress arguments to command

Encryption

Command Description
gpg openpgp encryption and signing tool
gpgv verify openpgp signatures
crypt encrypt or decrypt files (wrapper for mcrypt)
mcrypt encrypt files, several algorythms
bcrypt blowfish file encryption
ccrypt encrypt and decrypt using rijndael block cipher (aes)
scrypt encrypt or decrypt files
aespipe aes encrypting or decrypting pipe
openssl openssl command line tool
enc symmetric cipher routines
stunnel universal ssl tunnel
cryptcat twofish encryption enabled version of nc
rsyncrypto rsync friendly encryption
encfs mounts or creates an encrypted virtual filesystem
encfsctl administrative tool for working with encfs filesystems
stegdetect finds image files with steganographic content
stegbreak launches brute-force dictionary attacks on jpg image
steghide a steganography program

Backup

Command Description
mt control magnetic tape drive operation
dump ext2/3/4 filesystem backup
restore restore files or filesystem from backups made with dump
tar read write tape archives
par2 par 2.0 compatible file verification and repair tool
unison user level file-synchronization tool
rsync a fast, versatile, remote (and local) file-copying tool
rsyncrypto rsync friendly encryption
duplicity encrypted incremental backup to local or remote storage
backup-manager an easy to use backup tool for your linux box
rdist remote file distribution client program
rdup generate a file list suitable for making backups
tarsnap manipulate remote encrypted backups
vbackup a modular backup program
venti client for sha1-addressed block storage server
bbackupctl control the box backup client daemon

CD/DVD/BluRay

Command Description
mkisofs create an hybrid iso9660 joliet hfs filesystem
genisoimage create iso9660/joliet/hfs filesystem
growisofs combined frontend to cd/dvd/bluray recording program
cdw frontend to cdrecord/mkisofs/growisofs and other tools
cdrdao reads and writes cds in disc-at-once mode
cdrecord burn a cd
xorriso creates and manipulates iso filesystem with rockridge
bchunk cd image format conversion from bin/cue to iso/cdr
burn record from various sources to optical media (cd, dvd)
mp3burn burn audio cds from mp3, ogg vorbis, or flac files
bashburn a bash script cd burner writer
mybashburn burn data cds/dvds and create mp3/ogg/flac
dvdauthor assembles multiple mpeg into a suitable dvd filesystem
cdparanoia cdda reading tool with extra data verification features
abcde a better cd encoder, grabs cd to ogg/speex/mp3/flac/etc
crip a terminal-based ripper/encoder/tagger tool
jack rip and encode cds with one command
cdda2ogg extract audio cd audio tracks and encode them in ogg
cdda2mp3 extract audio cd audio tracks and encode them in mp3
ripit make flac/ogg/mp3/m4a/aac/als/mp4/mpc/wv/etc from cd
ocp open cubic music player
cdcd command driven cd player
cplay a front-end for various audio players
mcdp a small cdplayer for linux
workbone interactive text-mode program for playing audio cd
cdctrl command line cdrom control
cdeject ejects the current compact disc
cdclose closes the cdrom tray
cdir lists infos about the currently loaded audio cd
cdinfo print out the audiostatus (playing, etc)
cdpause pauses/resumes the currently playing compact disc
cdplay plays the compact disc
cdstop stops the compact disc
cdvolume sets the output volume level of the cd player (0-255)
cdshuffle plays the audio tracks on the disc in random order
cdadd add information for a new cd to .cdtooldb
cdown query cddb database for info on a disc

Numbers and Math

Command Description
qalc powerful and easy to use command line calculator
bc an arbitrary precision calculator language
dc an arbitrary precision calculator
calc arbitrary precision calculator
mathomatic a computer algebra system
wcalc a natural-expression command-line calculator
numfmt convert numbers from/to human-readable strings
rax2 convert between (signed) int, float, oct, bin and hex
units convert units from one scale to another
numgrep the numeric equivilent of the grep utility
numprocess this program mutates numbers as it encounters them
numsum take the first numbers on stdin and return the sum
numaverage find the average of a set of numbers
numbound find boundary numbers in files or stdin
numnormalize normalize a set of numbers, by default between 0 and 1
numinterval show the numeric intervals between each line in a file
numround rounds off numbers it encounters.
seq print a sequence of numbers
numrange print out a range of numbers for use in for loops
jot print sequential or random data
ent pseudorandom number sequence test
numrandom print out a random number
factor factor numbers
primes display all primes (primes.pl)
primes.6 generate primes
sc spreadsheet calculator
gnuplot an interactive plotting program
maxima common lisp version of macsyma symbolic mathematics
octave matlab like language for numerical computations
R a language for data analysis and graphics

Date and Time

Command Description
date print or set the system date and time
cal displays a calendar and the date of easter
ncal cal with an alternative layout
gcal a program for calculating and printing calendars
gcalcli google calendar command line interface
ddate convert gregorian dates to discordian dates
pcal generate postscript or html calendars
saydate audio date/uptime check
saytime audio time check

Schedule

Command Description
sleep wait for some time
watch execute a program periodically, showing output
chronic runs a command quietly unless it fails
wait await process completion
flock manage locks from shell scripts
lckdo run a program with a lock held
shush run a command and optionally report its output by mail
inotifywait wait for changes to files using inotify
entr run arbitrary commands when files change
fsniper watch directories and apply rules to created files
timeout run a command with a time limit
crontab maintain crontab files for individual users
at executes commands at a specified time
atq lists the user pending jobs
atrm remove jobs fom the later execution queue
batch executes commands when system load levels permit

Office

Command Description
wordgrinder console-based word processor
antiword show the text and images of ms word documents
abook text-based address book program
hnb hierarchical notebook
worklog keeping track of time spent on different projects
tpp text presentation program
xsw slide show presentation tool
ledger command-line accounting
sc spreadsheet calculator
slsc s-langauge port of the sc spreadsheet
teapot table editor and planner
oleo the gnu spreadsheet program
ssconvert a command line spreadsheet format converter
ssindex generate index data for spreadsheet files
ssgrep search spreadsheets for strings
ssdiff compare two spreadsheets
dbview view dbase 3 files
gv postscript and pdf viewer
xdvi dvi previewer for the x window system

For note-taking, you might also want to have a look at:

Spelling

Command Description
spell check spelling in batch
aspell check spelling interactively
ispell check spelling in batch or interactively
goldendict a feature-rich dictionary lookup program
dict dict protocol client
sdcv console version of stardict program
aiksaurus english-language thesaurus
wtf translates acronyms for you
an anagram generator
wordplay anagram finder

Publishing

Command Description
gs ghostscript, a postscript and pdf interpreter/previewer
fbgs postscript/pdf viewer for the framebuffer console
latex structured text formatting and typesetting
tex text formatting and typesetting
etex extended tex
latexdiff determine and markup differences between two latex files
latexmk generate latex document
dblatex convert docbook to latex, dvi, postscript, and pdf
psselect select pages from a postscript file
mf metafont, a language for font and logo design
pdftex pdf output from tex
mutool all purpose tool for dealing with pdf files
pdfjam a shell script for manipulating pdf files
pdftk a handy tool for manipulating pdf
pdfunite pdf page merger
pdffonts pdf font analyzer
pdfimages pdf image extractor
pdfinfo pdf document information extractor
pdfseparate pdf page extractor
pdftocairo pdf to png/jpeg/pdf/ps/eps/svg using cairo
pdftohtml program to convert pdf files into html, xml and png
pdftoppm pdf to portable pixmap (ppm) converter
pdftops pdf to postscript converter
pdftotext pdf to text converter
diffpdf compare two pdf files textually or visually

Task Managers

Command Description
task taskwarrior, a command line todo manager
tudu command line hierarchical todo list
remind a sophisticated reminder service
wyrd front-end to remind
gcalcli google calendar command line interface
calcurse text-based organizer
pal calendar with events
when a minimalistic personal calendar program
devtodo a reminder/task program aimed at developers
tdl to do list manager
todo.sh minimal, todo.txt focused task manager
w2do a simple text-based todo manager
yokadi commandline todo system
episoder tv show reminder from epguides.com and thetvdb.com

Conversion

Command Description
dos2unix dos/mac to unix text file format converter
isutf8 check whether files are valid utf-8
iconv convert encoding of given files
recode converts files between character sets
utf8tolatin1 reads utf-8 encoded text and writes latin1
groff front-end for the groff document formatting system
troff the troff processor of the groff text formatting system
nroff emulate nroff command with groff
deroff remove roff and preprocessor constructs
eqn format equations for troff or mathml
neqn format equations for ascii output
tbl format tables for troff
col filter reverse line feeds from input
catdvi dvi to plain text converter
gv postscript and pdf viewer
odt2txt a simple converter from opendocument text to plain text
o3read dump of an openoffice.org document parse tree
o3tohtml convert files in openoffice.org format to html
o3totxt convert files in openoffice.org format to text
catdoc outputs word doc file content as plain text
docx2txt convert microsoft ooxml files to plain text
abiword flexible word processor documents converter
antiword show the text and images of ms word documents
xls2csv output ms-excel file as comma-separated values
xlsx2csv convert xslx xml files to csv format
xlhtml convert excel xls files to html
ssconvert spreadsheet format converter (gnumeric)
ppthtml convert powerpoint ppt files to html
stx2any converter from structured text to multiple formats
pandoc general markup converter
unhtml strip the html formatting
html2text an advanced html-to-text converter
html2markdown converts html to markdown-formatted text
asciidoc converts an asciidoc text file to html or docbook
markdown convert markdown syntax to (x)html
ttm tex/latex to mathml converter
txt2tags text formatting and conversion tool
txt2man convert flat ascii text to man page format
txt2html convert plain text file to html
textfmt convert ascii text to postscript for facsimile
txt2pdbdoc text to doc file converter for palm pilots
img2txt convert images to various text-based coloured files
cacaview ascii image browser
asciiview a high quality ascii art image viewer
gnuhtml2latex html to latex converter
csv2latex convert a csv file into a latex document
sgml2latex create latex, dvi, ps or pdf output from an sgml file
chm2pdf a tool convert chm to pdf format
unoconv convert documents from/to libreoffice format
jodconverter import/export documents using the libreoffice filters
ps2ascii ghostscript translator from postscript or pdf to ascii
ps2pdf convert postscript to pdf using ghostscript
vilistextum html to ascii converter
wvWare convert msword documents
rst2pdf convert restructuredtext documents to pdf

ASCII Art

Command Description
figlet display text with an ascii art charset
toilet display large colourful characters
cowsay configurable speaking/thinking cow (and a bit more)
cadubi creative ascii drawing utility
lolcat rainbow coloring for text
cacaview ascii image browser
asciiview a high quality ascii art image viewer
linux_logo color ansi penguin logo with system information
screenfetch the bash screenshot information tool

Images

Command Description
fbi framebuffer imageviewer
fim fbi (linux framebuffer imageviewer) improved
findimagedupes finds visually similar or duplicate images
identify describes the format and characteristics of images
fbgrab takes a screenshot using the framebuffer device
gifsicle manipulates gif images and animations
pngcrush optimizes, or modifies, png files
optipng advanced optimization program for
gm graphicsmagick is a set of tools to manipulate images
convert convert/resize/blur/crop/despeckle/dither/etc image
mogrify inplace convert/edit/resize/blur/crop/etc an image
icotool convert and create win32 icon and cursor files
rdjpgcom display text comments from a jpeg file
wrjpgcom insert text comments into a jpeg file
cjpeg compress an image file to a jpeg file
djpeg decompress a jpeg file to an image file
jpegtran lossless transformation of jpeg files
jp2a convert jpeg images to ascii
exif shows exif information in jpeg files
exiftool read and write meta information in media files
exiftran transform/rotate digital camera jpeg images
exifcom set/display user comment tag contained in a jpeg exif
exiftags output the properties contained in a jpeg exif section
exiftime display/adjust the date and time exif tags
exifprobe probe and report exif structure and metadata content
exifgrep select and reformat the output of exifprobe
jhead digicam jpeg exif header manipulation tool
gle graphics layout engine
simple-scan scanning utility
scanimage scan an image
gocr command line text recognition tool
tesseract command-line ocr engine
album themable html photo album generator
gphotofs filesystem to mount digital cameras
qrencode encode data in a qr code as a png or eps image

Vector Graphics

Command Description
dot filter for drawing directed graphs
neato filter for drawing undirected graphs
twopi filter for radial layouts of graphs
circo filter for circular layout of graphs
fdp filter for drawing undirected graphs
sfdp filter for drawing large undirected graphs
patchwork filter for tree maps
asy asymptote: a script-based vector graphics language
inkscape svg (scalable vector graphics) editing program
rasterizer svg conversion to png, jpeg and pdf
potrace transform bitmaps into vector graphics

3D

Command Description
aqsis aqsis renderer adhering to the renderman standard
povray the persistence of vision ray tracer

Videos

Command Description
mplayer video/audio player/streamer
mencoder video decoding, encoding and filtering tool
vlc video lan client, a media player/streamer/transcoder
xine a free video player
xine-remote a small tool to connect xine remote control server
avplay avplay media player
avconv avconv video converter
avprobe avprobe media prober
avidemux a free video editor
mpgtx manipulate mpeg files
mplex mpeg 1/2 program/system stream multiplexer
ffmpeg ffmpeg video converter
mediainfo display information about audio/video files
imdb calls any of the imdb functions
imdb-get looks up imdb data for a film
imdb-link links films based on their genre
imdb-rename renames files based on their title
imdb-fxd creates fxd files from the imdb cache for freevo
imdb-update-cache updates the imdb cache for a given directory

Audio and Music

Command Description
mplayer video/audio player/streamer
vlc video lan client, a media player/streamer/transcoder
sox the swiss army knife of audio manipulation
oggenc encode audio into the ogg vorbis format
flac encoding, decoding, testing and analyzing flac streams
lame create mp3 audio files
mediainfo display information about audio/video files
exfalso tag editor for mp3/ogg/flac/musepack/wavpack/mod/xm/it
id3 id3 tag editor
id3v2 add/change/remove/view id3v2 tags, converts/lists id3v1
id3tool a command line editor for id3 tags
id3ed edit id3 description tags in mpeg3 files
mussort sort music files into folders

Audio Players

Command Description
mplayer video/audio player/streamer
vlc video lan client, a media player/streamer/transcoder
ocp open cubic music player
mpc program for controlling music player daemon (mpd)
ncmpc curses music player daemon (mpd) client
audtty control audacious from cli with a ncurses interface
xmms2 command-line interface to the xmms2 daemon
cmus curse music player
moosic a command-line client for the moosic jukebox system
play sox invoked as play outputs to the default sound device
bplay buffered sound playing
ogg123 plays ogg vorbis files
mpg123 play audio mpeg 1.0/2.0/2.5 stream (layers 1, 2 and 3)
mpg321 simple and lightweight command line mp3 player
splay mpeg-1,2 audio layer 1,2,3 file player
madplay decode and play mpeg audio stream(s)
audiopreview play audio, video, and internet media streams
herrie interactive music playlist player
mp3blaster an interactive text-console based mp3 player
mocp console audio player
mpc123 your handy musepack audio player
orpheus text mode menu and window-driven audio player
pytone music jukebox for your audio files
yauap audio player based on the gstreamer framework
mikmod play soundtracker modules on a unix machine
xmp extended module player
cdcd command driven cd player
cplay a front-end for various audio players
mcdp a small cdplayer for linux
workbone interactive text-mode program for playing audio cd
shell-fm console-based player for last.fm radio streams

Audio Editing

Command Description
sox the swiss army knife of audio manipulation
ecasound sample editor, multitrack recorder, fx-processor, etc
rec sox invoked as rec set default sound device as input
brec buffered sound recording
snd a sound editor
gramofile sample and process analog recordings
quelcom command line editing tools for mp3 and wav files
qmp3check check and clean mp3 streams
qmp3cut extract, delete parts of a mp3 file
cutmp3 a fast and leightweight mp3 editor
fadecut rip audiostreams, cut, fade in/out and tag audiofiles
qmp3info show info from mp3 files
arename automatically rename audio files by tagging information
qmp3join join mp3 files
qmp3report report mp3 files and directories
qwavinfo show info from wav files
qwavjoin join wav files
qwavcut extract, delete parts of a wav file
qwavsilence detect and shrink silence sequences in wav files
qwavfade fade in/out wav files
qwavheaderdump dump and fix wav headers
normalize-audio adjusts volume levels of audio files

Midi

Command Description
timidity midi-to-wave converter and player
pmidi midi file player for alsa
playmidi full-featured midi player using the voxware driver
arecordmidi record standard midi files
abc2midi converts abc file to midi
midi2abc program to convert midi format files to abc notation
abcm2ps translate abc music notation to postscript or svg

Text to Speech

Command Description
espeak a multi-lingual software speech synthesizer
festival a text-to-speech system
saydate audio date/uptime check
saytime audio time check

Games

Command Description
adventure an exploration game
nethack exploring the mazes of menace
slashem exploring the mazes of menace
rogue exploring the dungeons of doom
crawl the roguelike game of crawl
battlestar a tropical adventure game
phantasia an interterminal fantasy game
wump hunt the wumpus in an underground cave
bastet tetris(r) clone with "bastard" block-choosing ai
pytris two players console tetris game
tetris-bsd the game of tetris
greed eat a game field until you run out of moves
moon-buggy drive some car across the moon
ninvaders ncurses version of space invaders
overkill bloody 2d action deathmatch-like game in ascii-art
worm play the growing worm game
snake display chase game
atc air traffic controller game
robots fight off villainous robots
hunt a multi-player multi-terminal game
wargames shall we play a game?
canfield the solitaire card game canfield
cribbage the card game cribbage
mille play mille bornes
monop monopoly game
backgammon the game of backgammon
sail multi-user wooden ships and iron men
trek trekkie game
boggle word search game
hangman computer version of the game hangman
gtypist typing tutor for different keyboards and languages
arithmetic quiz on simple arithmetic
quiz random knowledge tests
fortune print a random, hopefully interesting, adage
display-dhammapada display a verse from the dhammapada

Screensavers

Command Description
cmatrix simulates the display from the matrix movie
rain animated raindrops display
tty-clock a terminal digital clock
binclock prints time in binary format

Other

Command Description
echo display a line of text
printf format and print data
getopt parse command options
expect automate applications accessed over a terminal
expr evaluate expressions
yes output a string repeatedly until killed
true do nothing, successfully
false do nothing, unsuccessfully
ifetch image collection tool for ip cameras of ifetch-tools
rig random identity generator
pwgen generate pronounceable passwords
makepasswd generate and/or encrypt passwords
pwsafe password database utility
gringotts secure password and data storage manager
clamscan scan files and directories for viruses
llines lifelines genealogy program, gedcom format

X Windows

Command Description
xinput utility to configure and test x input devices
xvidtune adjust x server origin and size
xcalib tiny monitor calibration loader for x
xev x event viewer
setxkbmap set the keyboard using the x keyboard extension
xmodmap set/modify keymaps and pointer button mappings in x
xhost server access control program for x
xsetroot root window parameter setting utility for x
import window/screenshot
xset user preference utility for x
xrdb x server resource database utility
appres list x application resource database
listres list resources in widgets
editres a dynamic resource editor for x toolkit applications
xlsfonts server font list displayer for x
xfontsel point and click selection of x11 font names
xfd display all the characters in an x font
fc-scan scan font files or directories
fc-cache build font information cache files
fc-cat read font information cache files
fc-list list available fonts
fc-query query font files
fc-match match available fonts
fc-pattern parse and show pattern
mimeopen open files by mimetype
xdg-open opens a file or url in the user preferred application
exo-open open urls and launch preferred applications (xfce)
gnome-open open files and urls using the gnome file handlers
dmenu dynamic menu, manages huge numbers defined menu items
notify-send a program to send desktop notifications
xmessage display a message/query in a window (x-based /bin/echo)
dialog display curses dialog boxes from shell scripts
kdialog show kde dialog boxes from shell scripts
zenity display gtk+ dialogs
osd_cat x on-screen file displayer
xclip command line interface to x selections (clipboard)
xclipboard x clipboard client
devilspie perform actions on windows as they are created
xdotool command-line x11 automation tool
xnee records, replays x11 data on multiple displays
xbindkeys grab key and mouse events in x and starts shell commands
xte generates fake input using the xtest extension
x2x use keyboard and mouse from an x display on antoher x
wmctrl interact with a ewmh/netwm compatible x window manager
xtrlock lock X display until password supplied
dbus-send send a message to a desktop bus
dbus-monitor debug probe to print desktop bus messages
qdbus a communication-interface for qt-based applications
xrandr primitive command line interface to randr extension
xprop property displayer for x
xdpyinfo display information utility for x
xwininfo window information utility for x
xdriinfo query configuration information of dri drivers
xvinfo print out x-video extension adaptor information
glxinfo show information about the glx implementation
Xvfb virtual framebuffer x server without the hardware
trash trash utility compliant with freedesktop.org
trash-list list trashed files
trash-restore restore for command line trash utility
trash-empty empty for command line trash utility
xmag magnify parts of the screen

Funny

Command Description
axe tools to improve network performance via snip
baby create new process from two parents
bosskill send a signal to your boss, or terminate your boss
c genericised softdrink generator (coffee, coke etc)
celibacy don't have sex
chainsaw tools to improve network performance via snip
chastise library function to punish users
condom protects against viruses and child processes
ctluser control lusers
cutter tools to improve network performance via snip
egrope massage a file for a while
fgrope massage a file for a while
flame reply to usenet news posting automatically
flog speed up a process
gong evaluate process performance
grope massage a file for a while
guru system administration
knife tools to improve network performance via snip
lart luser attitude readjustment tool
luser process to control the clueless individuals
normality defines types of normality different users may have
nuke launch nuclear weapons at mapped usenet sites
party set os responses mode
people fetch a list of all ttys behaving like a human
pmsd periodically manic system daemon
rescrog change something, make it different
rtfm a response for easy questions from clueless lusers
sex have sex
slave a semi-interactive command for the dirty work
strfry string operation
sysadmin responsible for everything imaginable
think you dont have to think, computers can think for you
tm meditate
uubp unix-to-unix beer protocol
whack mangle requests to a printer or damage a printer
xkill kill processes or users, including usenet poster
xlart interactive x interface to rlart

---
categories:
order:
- Content
- Other Documentation
- Getting Help
- Interesting Pages
- Shells
- Terminal Tools
- Setup
- System
- Kernel
- Init and Runlevels
- Hardware
- Filesystem Tools
- Quota
- Processes
- Performances
- User Management
- User Information
- Environment
- Security Context
- Development
- Debugging
- Revision Control
- Database
- Network
- Wireless
- Network Monitor
- Network Tunnels
- Network Scan
- Network Capture
- Network Filesystems
- Network Apps
- Modem/Fax/GSM
- Network File Transfer
- Browser
- RSS Reader
- Podcast
- Chat
- EMail
- Newsgroups
- Websites
- Directories
- Files
- Pipes
- File Attributes
- File Find
- File Compare
- Binary Information
- File Managers
- Viewers
- Editors
- Text Utilities
- Print
- Compression
- Encryption
- Backup
- CD/DVD/BluRay
- Numbers and Math
- Date and Time
- Schedule
- Office
- Spelling
- Publishing
- Task Managers
- Conversion
- ASCII Art
- Images
- Vector Graphics
- 3D
- Videos
- Audio and Music
- Audio Players
- Audio Editing
- Midi
- Text to Speech
- Games
- Screensavers
- Other
- X Windows
- Funny
titles:
3D:
- aqsis
- povray
ASCII Art:
- figlet
- toilet
- cowsay
- cadubi
- lolcat
- cacaview
- asciiview
- linux_logo
- screenfetch
Audio Editing:
- sox
- ecasound
- rec
- brec
- snd
- gramofile
- quelcom
- qmp3check
- qmp3cut
- cutmp3
- fadecut
- qmp3info
- arename
- qmp3join
- qmp3report
- qwavinfo
- qwavjoin
- qwavcut
- qwavsilence
- qwavfade
- qwavheaderdump
- normalize-audio
Audio Players:
- mplayer
- vlc
- ocp
- mpc
- ncmpc
- audtty
- xmms2
- cmus
- moosic
- play
- bplay
- ogg123
- mpg123
- mpg321
- splay
- madplay
- audiopreview
- herrie
- mp3blaster
- mocp
- mpc123
- orpheus
- pytone
- yauap
- mikmod
- xmp
- cdcd
- cplay
- mcdp
- workbone
- shell-fm
Audio and Music:
- mplayer
- vlc
- sox
- oggenc
- flac
- lame
- mediainfo
- exfalso
- id3
- id3v2
- id3tool
- id3ed
- mussort
Backup:
- mt
- dump
- restore
- tar
- par2
- unison
- rsync
- rsyncrypto
- duplicity
- backup-manager
- rdist
- rdup
- tarsnap
- vbackup
- venti
- bbackupctl
Binary Information:
- file
- mimetype
- mimeopen
- mediainfo
- rifle
- extract
- od
- xxd
- hexdump
- mcview
- dhex
- hexedit
- tweak
- hte
- bsdiff
- bspatch
- rafind2
- rahash2
- radiff2
- hexdiff
- bbe
- dd
- ddrescue
- foremost
Browser:
- lynx
- links
- links2
- elinks
- netrik
- w3m
- edbrowse
- httrack
- surfraw
- gopher
CD/DVD/BluRay:
- mkisofs
- genisoimage
- growisofs
- cdw
- cdrdao
- cdrecord
- xorriso
- bchunk
- burn
- mp3burn
- bashburn
- mybashburn
- dvdauthor
- cdparanoia
- abcde
- crip
- jack
- cdda2ogg
- cdda2mp3
- ripit
- ocp
- cdcd
- cplay
- mcdp
- workbone
- cdctrl
- cdeject
- cdclose
- cdir
- cdinfo
- cdpause
- cdplay
- cdstop
- cdvolume
- cdshuffle
- cdadd
- cdown
Chat:
- centerim
- finch
- pork
- freetalk
- mcabber
- ekg
- BitchX
- irssi
- weechat
- bitlbee
- epic5
- tinyirc
- ii
- sic
- tircd
- talk
- ytalk
- write
- wall
- mesg
Compression:
- dtrx
- atool
- patool
- gitunpack
- ar
- tar
- cpio
- 7z
- gzip
- pigz
- bzip2
- lz
- gunzip
- unpigz
- bunzip2
- gzexe
- bzexe
- compress
- pbzip2
- lzip
- pax
- rar
- unrar
- compress
- uncompress
- shar
- unshar
- unace
- uuencode
- uudecode
- base64
- xz
- lzma
- lzma2
- zoo
- pxz
- zip
- cabextract
- zrun
Conversion:
- dos2unix
- isutf8
- iconv
- recode
- utf8tolatin1
- groff
- troff
- nroff
- deroff
- eqn
- neqn
- tbl
- col
- catdvi
- gv
- odt2txt
- o3read
- o3tohtml
- o3totxt
- catdoc
- docx2txt
- abiword
- antiword
- xls2csv
- xlsx2csv
- xlhtml
- ssconvert
- ppthtml
- stx2any
- pandoc
- unhtml
- html2text
- html2markdown
- asciidoc
- markdown
- ttm
- txt2tags
- txt2man
- txt2html
- textfmt
- txt2pdbdoc
- img2txt
- cacaview
- asciiview
- gnuhtml2latex
- csv2latex
- sgml2latex
- chm2pdf
- unoconv
- jodconverter
- ps2ascii
- ps2pdf
- vilistextum
- wvWare
- rst2pdf
Database:
- sqlite3
- sqlite
- psql
- mysql
- sql
- rrdtool
Date and Time:
- date
- cal
- ncal
- gcal
- gcalcli
- ddate
- pcal
- saydate
- saytime
Debugging:
- gdb
- r2
- elfsh
- e2dbg
- readelf
- rabin2
- objdump
- objcopy
- nm
- lsof
- lslk
- fuser
- trace-cmd
- trace-cmd-list
- pstack
- dtrace
- sysdig
- etrace
- eresi
- errno
- explain
- strace
- ltrace
- mtrace
- xtrace
- stap
- ktap
- llttng
- perf
- perf-stat
- perf-list
- tiptop
- babeltrace
- memdump
- scanmem
- crash
- binwalk
- strings
- ident
- pmap
- ldd
- ldconfig
- ld.so
- /lib/ld-linux.so.2
- /lib64/ld-linux-x86-64.so.2
Development:
- perl
- perldoc
- perltidy
- perlcritic
- perlbug
- cpan
- txt2regex
- ruby
- irb
- gem
- python
- pydoc
- pycompile
- pychecker
- ghc
- ghci
- lua
- luac
- luadoc
- luarocks
- node
- js_beautify
- jq
- jsoncat
- jsonlint
- java
- javac
- javadoc
- jardiff
- php
- clisp
- fort77
- f2c
- fc
- nasm
- yasm
- as
- rasm2
- gcc
- gprof
- ld
- c99
- cpp
- make
- dmake
- cmake
- cxref
- ctags
- cflow
- cscope
- sloccount
- cloc
- pepper
- astyle
- indent
- bcpp
- uncrustify
- xmlstarlet
- xmllint
- xgrep
- xmlcatalog
- xalan
- xmlindent
- tidy
- csstidy
- highlight
- lex
- strip
- m4
- yacc
- flex
- gencat
- getconf
- errno
- explain
Directories:
- cd
- pwd
- mkdir
- rmdir
- tree
- dirdiff
- pushd
- popd
- dirs
EMail:
- mail
- mailx
- msmtp
- mutt
- alpine
- notmuch
- cone
- elmo
- fetchyahoo
- urlscan
Editors:
- mcedit
- vi
- vim
- cream
- emacs
- nano
- jed
- aee
- diakonos
- pico
- zile
Encryption:
- gpg
- gpgv
- crypt
- mcrypt
- bcrypt
- ccrypt
- scrypt
- aespipe
- openssl
- enc
- stunnel
- cryptcat
- rsyncrypto
- encfs
- encfsctl
- stegdetect
- stegbreak
- steghide
Environment:
- printenv
- env
- locale
- localedef
File Attributes:
- umask
- stat
- touch
- chown
- chgrp
- chmod
- chattr
- lsattr
- getfattr
- setfattr
- getfacl
- setfacl
- test
File Compare:
- diff
- zdiff
- bzdiff
- diff3
- diffstat
- rfcdiff
- merge
- wdiff
- sdiff
- mcdiff
- ndiff
- bsdiff
- rdiff
- quilt
- bspatch
- patch
- unify
- combine
- comm
- cmp
- zcmp
- bzcmp
- cksum
- sum
- md5sum
- md5pass
- shasum
- rhash
- rahash2
File Find:
- find
- ftff
- updatedb
- locate
- doodle
- which
- whereis
- fdupes
- rdfind
- findimagedupes
- hardlink
File Managers:
- mc
- gitfm
- ranger
- vifm
- clex
- vfu
- pilot
Files:
- ls
- dir
- vdir
- tree
- dircolors
- df
- dfc
- pydf
- du
- ncdu
- agedu
- touch
- fallocate
- truncate
- dd
- cp
- mcp
- qcp
- install
- mv
- mmv
- rename
- prename
- qmv
- convmv
- vidir
- detox
- rm
- unlink
- shred
- wipe
- gitwipe
- ln
- mln
- sln
- link
- readlink
- cleanlinks
- hardlink
- stow
- mkfifo
- mknod
- mktemp
- flock
- basename
- dirname
- realpath
- pathchk
- inotifywatch
- inotifywait
- trash
- trash-list
- trash-restore
- trash-empty
Filesystem Tools:
- df
- discus
- mount
- umount
- mhddfs
- fusermount
- findmnt
- mountpoint
- sync
- mkfs
- tune2fs
- fsck
- badblocks
- debugfs
- fdisk
- cfdisk
- parted
- fdformat
- mtools
- lilo
- grub
- dd
- ddrescue
- dcfldd
- foremost
- photorec
- safecopy
Funny:
- axe
- baby
- bosskill
- c
- celibacy
- chainsaw
- chastise
- condom
- ctluser
- cutter
- egrope
- fgrope
- flame
- flog
- gong
- grope
- guru
- knife
- lart
- luser
- normality
- nuke
- party
- people
- pmsd
- rescrog
- rtfm
- sex
- slave
- strfry
- sysadmin
- think
- tm
- uubp
- whack
- xkill
- xlart
Games:
- adventure
- nethack
- slashem
- rogue
- crawl
- battlestar
- phantasia
- wump
- bastet
- pytris
- tetris-bsd
- greed
- moon-buggy
- ninvaders
- overkill
- worm
- snake
- atc
- robots
- hunt
- wargames
- canfield
- cribbage
- mille
- monop
- backgammon
- sail
- trek
- boggle
- hangman
- gtypist
- arithmetic
- quiz
- fortune
- display-dhammapada
Getting Help:
- man
- apropos
- whatis
- whichman
- info
- help
- debmany
- debian-reference
- type
- konqueror
- popbugs
Hardware:
- x86info
- dmesg
- hdparm
- smartctl
- badblocks
- setserial
- wvdial
- lshw
- lshal
- lsdev
- lsblk
- lsusb
- lspci
- setpci
- pnpdump
- isadump
- scsiinfo
- sginfo
- sg_map
- udevadm
- ethtool
- mii-tool
- dmidecode
- hwinfo
- acpitool
- apm
- alsamixer
- aumix
- pactl
- rexima
- alsactl
- showkey
- loadkeys
- dumpkeys
- setleds
- imvirt
Images:
- fbi
- fim
- findimagedupes
- identify
- fbgrab
- gifsicle
- pngcrush
- optipng
- gm
- convert
- mogrify
- icotool
- rdjpgcom
- wrjpgcom
- cjpeg
- djpeg
- jpegtran
- jp2a
- exif
- exiftool
- exiftran
- exifcom
- exiftags
- exiftime
- exifprobe
- exifgrep
- jhead
- gle
- simple-scan
- scanimage
- gocr
- tesseract
- album
- gphotofs
- qrencode
Init and Runlevels:
- initctl
- start
- stop
- status
- chkconfig
- service
- sysv-rc-conf
- runlevel
- telinit
- checkrestart
- systemctl
- journalctl
- loginctl
- halt
- reboot
- shutdown
- poweroff
Interesting Pages:
- intro.1
- intro.2
- intro.3
- intro.4
- intro.5
- intro.6
- intro.7
- intro.8
- undocumented.7
- missing
- LDP
- man-pages
- environ
- hier
- file-hierarchy
- capabilities
- signal
- standards
- units.7
- libc
- posixoptions
- errno
- errno.3
- undocumented.3
- printf
- strftime
- acl
- ascii
- ascii.7
- unicode
- locale.7
- readline
- terminfo
- bash
- zsh
- glob
- regex
- pcrepattern
- pcresyntax
- perlintro
- perlcheat
- gittutorial
- random
Kernel:
- lsmod
- insmod
- rmmod
- modinfo
- modprobe
- modconf
- depmod
- sysctl
Midi:
- timidity
- pmidi
- playmidi
- arecordmidi
- abc2midi
- midi2abc
- abcm2ps
Modem/Fax/GSM:
- minicom
- efax
- mgetty
- fax
- sendfax
- sendpage
- faxstat
- faxspool
- faxq
- faxrunq
- faxrm
- faxalter
- fax2ps
- faxcover
- faxmail
- textfmt
- gammu
Network:
- ip
- tc
- ifconfig
- ifdata
- ifstat
- ifdown
- ifup
- ethtool
- mii-tool
- nmcli
- nmtui
- nm-tool
- iperf
- nuttcp
- pchar
- route
- hostname
- domainname
- dnsdomainname
- nisdomainname
- ypdomainname
- whois
- dnstracer
- ping
- hping3
- traceroute
- tracepath
- mtr
- netstat
- lsof
- ss
- host
- dig
- nslookup
- zonecheck
- nc
- cryptcat
- ncat
- socat
- faucet
- hose
- arping
- arp
- arpwatch
- arpspoof
- rarp
- ufw
- iptables
- ip6tables
- iptables-save
- ip6tables-save
- iptables-restore
- ip6tables-restore
- iptstate
- ipchains
- ipcalc
- ipv6calc
- sipcalc
- subnetcalc
- tcpkill
- tcpnice
- sshow
- sshmitm
- smbclient
- ntptrace
- snmpget
- snmpwalk
- snmpcmd
- lldpad
- lldptool
- suricata
Network Apps:
- ssh
- cssh
- ssh-copy-id
- ssh-keygen
- rsh
- crsh
- rlogin
- telnet
- ctel
- ccon
- uux
- uustat
- finger
Network Capture:
- wireshark
- tshark
- scapy
- dumpcap
- tcpspy
- tcpdump
- tcptrace
- tcpick
- tcpflow
- snort
- pcapdump
- pcapip
- pcappick
- pcapuc
- ettercap
- ngrep
- tetheral
- sniffit
- httpry
- dsniff
- kismet
Network File Transfer:
- curl
- wget
- httrack
- linkchecker
- woof
- wput
- sftp
- ncftp
- ncftpget
- ncftpput
- ftp
- lftp
- scp
- rcp
- uucp
- mulk
- axel
- aria
- aria2c
- ctorrent
- rtorrent
- mktorrent
- bittorrent-downloader
- btdownloadcurses
- amulecmd
- get_flash_videos
- rmtpdump
- youtube-dl
- quvi
- cclive
- nc
- cryptcat
- ncat
- socat
- faucet
- hose
- trickle
Network Filesystems:
- exportfs
- showmount
- nfsstat
- nfsiostat
- sshfs
- curlftpfs
- flickrfs
Network Monitor:
- ntop
- ntopng
- nload
- cbm
- sntop
- iftop
- jnettop
- bmon
- bwn-ng
- speedometer
- netload
- nethogs
- slurm
- vnstat
- nicstat
- pktstat
- iptraf
- netwatch
- trafshow
- tcptrack
- tcpreen
- wavemon
Network Scan:
- nmap
- ndiff
- scapy
- nping
- arp-scan
- sslscan
- xprobe2
- p0f
Network Tunnels:
- ip
- ip-tunnel
- stunnel
- ptunnel
- udptunnel
Newsgroups:
- slrn
- trn
- tin
- nn
Numbers and Math:
- qalc
- bc
- dc
- calc
- mathomatic
- wcalc
- numfmt
- rax2
- units
- numgrep
- numprocess
- numsum
- numaverage
- numbound
- numnormalize
- numinterval
- numround
- seq
- numrange
- jot
- ent
- numrandom
- factor
- primes
- primes.6
- sc
- gnuplot
- maxima
- octave
- R
Office:
- wordgrinder
- antiword
- abook
- hnb
- worklog
- tpp
- xsw
- ledger
- sc
- slsc
- teapot
- oleo
- ssconvert
- ssindex
- ssgrep
- ssdiff
- dbview
- gv
- xdvi
Other:
- echo
- printf
- getopt
- expect
- expr
- yes
- true
- false
- ifetch
- rig
- pwgen
- makepasswd
- pwsafe
- gringotts
- clamscan
- llines
Performances:
- collectl
- glances
- uptime
- mpstat
- lmbench
- sysbench
- sar
- free
- swapon
- vmstat
- dstat
- iostat
- iotop
- fio
- blktrace
- slabtop
- sysctl
- hdparm
- ps
- top
- htop
- pidstat
- nice
- renice
- ionice
- taskset
- sysdig
- ltrace
- strace
- errno
- explain
- stap
- ktap
- llttng
- perf
- tiptop
- ethtool
- iperf
- pchar
- ping
- hping3
- traceroute
- mtr
- nicstat
- netstat
- ss
- socklist
- sockstat
- iptraf
- tcpdump
- darkstat
- justniffer
- snmpget
- lldptool
- tune2fs
- dd
- siege
- tsung
Pipes:
- tee
- multitee
- pee
- xargs
- parallel
- mispipe
- pv
- sponge
- stdbuf
- ifne
- ts
- vipe
Podcast:
- hpodder
- podget
- podracer
Print:
- lp
- lpr
- lpq
- lpstat
- lprm
- lpmove
- cancel
- lpc
- ink
- lpadmin
- lpoptions
- cupsaccept
- cupsreject
- cupsdisable
- cupsenable
- paperconfig
Processes:
- ps
- w
- top
- htop
- atop
- gitps
- glances
- pidstat
- powertop
- prtstat
- pstree
- whowatch
- kill
- killall
- pidof
- pkill
- pgrep
- skill
- snice
- nice
- renice
- ionice
- cpulimit
- taskset
- setuid
- setsid
- nohup
- disown
- jobs
- bg
- fg
- time
- timeout
- uux
- uustat
- ipcs
- ipcrm
Publishing:
- gs
- fbgs
- latex
- tex
- etex
- latexdiff
- latexmk
- dblatex
- psselect
- mf
- pdftex
- mutool
- pdfjam
- pdftk
- pdfunite
- pdffonts
- pdfimages
- pdfinfo
- pdfseparate
- pdftocairo
- pdftohtml
- pdftoppm
- pdftops
- pdftotext
- diffpdf
Quota:
- quota
- repquota
- setquota
- edquota
- quotaon
- quotaoff
- quotacheck
- convertquota
RSS Reader:
- newsbeuter
- rsstail
- canto
- raggle
- olive
- rawdog
- nrss
- snownews
Revision Control:
- rcs
- ci
- co
- git
- tig
- bzr
- cvs
- darcs
- hg
- svn
Schedule:
- sleep
- watch
- chronic
- wait
- flock
- lckdo
- shush
- inotifywait
- entr
- fsniper
- timeout
- crontab
- at
- atq
- atrm
- batch
Screensavers:
- cmatrix
- rain
- tty-clock
- binclock
Security Context:
- su
- sudo
- sudoedit
- op
- runcon
- chcon
- chroot
- schroot
- rarun2
Setup:
- apt-get
- apt-config
- apt-cache
- apt-file
- dlocate
- whohas
- apt-mark
- debfoster
- deborphan
- dgrep
- dglob
- dpigs
- popularity-contest
- popcon-largest-unused
- popbugs
- which-pkg-broke
- dpkg
- dpkg-reconfigure
- debconf
- debconf-get-selections
- debconf-set-selections
- update-alternatives
- update-manager
- dselect
- aptitude
- synaptic
- alien
- smart
- yum
- rpm
- urpmi
- zypper
- pacman
- yaourt
- stow
- checkrestart
Shells:
- sh
- bash
- fish
- zsh
- fizsh
- ksh
- pdksh
- mksh
- csh
- tcsh
- ash
- dash
- rc
- git-sh
- shellcheck
Spelling:
- spell
- aspell
- ispell
- goldendict
- dict
- sdcv
- aiksaurus
- wtf
- an
- wordplay
System:
- inxi
- nmon
- collectl
- binstats
- uptime
- times
- lsb_release
- uname
- arch
- nproc
- procinfo
- mpstat
- saidar
- perf-top
- lmbench
- sysbench
- sar
- hostid
- free
- swapon
- swapoff
- vmstat
- dstat
- iostat
- iotop
- fio
- blktrace
- blockdev
- slabtop
- tload
- logger
- logwatch
- swatch
- imvirt
Task Managers:
- task
- tudu
- remind
- wyrd
- gcalcli
- calcurse
- pal
- when
- devtodo
- tdl
- todo.sh
- w2do
- yokadi
- episoder
Terminal Tools:
- screen
- tmux
- byobu
- dvtm
- twin
- dtach
- reptyr
- kibitz
- script
- scriptreplay
- ttyrec
- ttyplay
- clear
- reset
- openvt
- chvt
- deallocvt
- tty
- stty
- tabs
- setterm
- tput
- tic
- toe
- infocmp
- captoinfo
- infotocap
Text Utilities:
- truncate
- head
- tail
- multitail
- since
- split
- lxsplit
- nl
- wc
- ex
- ed
- red
- edbrowse
- look
- grep
- egrep
- fgrep
- rgrep
- agrep
- sgrep
- zgrep
- bzgrep
- ack
- ag
- urlview
- awk
- gawk
- mawk
- sed
- psed
- a2p
- s2p
- cut
- join
- combine
- column
- colrm
- rs
- csplit
- paste
- tr
- sort
- msort
- tsort
- shuf
- unsort
- tac
- rev
- uniq
- tee
- multitee
- pr
- fmt
- par
- fold
- expand
- unexpand
- uchardet
- recode
- iconv
- unaccent
- sq
- unsq
- csvtool
- xmlstarlet
Text to Speech:
- espeak
- festival
- saydate
- saytime
User Information:
- id
- groups
- sa
- ac
- who
- whowatch
- whoami
- rwho
- w
- last
- lastb
- lastlog
- lastcomm
- users
- logname
- talk
- ytalk
- write
- wall
- mesg
User Management:
- adduser
- useradd
- userdel
- usermod
- newusers
- groupadd
- groupdel
- groupmod
- newgrp
- chage
- chfn
- chsh
- passwd
Vector Graphics:
- dot
- neato
- twopi
- circo
- fdp
- sfdp
- patchwork
- asy
- inkscape
- rasterizer
- potrace
Videos:
- mplayer
- mencoder
- vlc
- xine
- xine-remote
- avplay
- avconv
- avprobe
- avidemux
- mpgtx
- mplex
- ffmpeg
- mediainfo
- imdb
- imdb-get
- imdb-link
- imdb-rename
- imdb-fxd
- imdb-update-cache
Viewers:
- mcview
- gitview
- cat
- mad
- tac
- rev
- spc
- lolcat
- tac
- combine
- lnav
- ccze
- zcat
- bzcat
- xzcat
- less
- zless
- bzless
- most
- more
- zmore
- bzmore
- pg
Websites:
- shell-fm
- google
- gcalcli
- episoder
- youtube-dl
- get_flash_videos
- quvi
- cclive
- twyt
- bti
- tircd
- twidge
- weather
Wireless:
- iw
- iwconfig
- iwlist
- iwevent
- iwgetid
- wavemon
- kismet
X Windows:
- xinput
- xvidtune
- xcalib
- xev
- setxkbmap
- xmodmap
- xhost
- xsetroot
- import
- xset
- xrdb
- appres
- listres
- editres
- xlsfonts
- xfontsel
- xfd
- fc-scan
- fc-cache
- fc-cat
- fc-list
- fc-query
- fc-match
- fc-pattern
- mimeopen
- xdg-open
- exo-open
- gnome-open
- dmenu
- notify-send
- xmessage
- dialog
- kdialog
- zenity
- osd_cat
- xclip
- xclipboard
- devilspie
- xdotool
- xnee
- xbindkeys
- xte
- x2x
- wmctrl
- xtrlock
- dbus-send
- dbus-monitor
- qdbus
- xrandr
- xprop
- xdpyinfo
- xwininfo
- xdriinfo
- xvinfo
- glxinfo
- Xvfb
- trash
- trash-list
- trash-restore
- trash-empty
- xmag
commands:
/lib/ld-linux.so.2:
categories:
- Debugging
description: dynamic linker-loader
section: 8
/lib64/ld-linux-x86-64.so.2:
categories:
- Debugging
description: dynamic linker-loader
section: 8
7z:
categories:
- Compression
description: a file archiver with highest compression ratio
section: 1
BitchX:
categories:
- Chat
description: an advanced internet relay chat client
section: 1
LDP:
categories:
- Interesting Pages
description: linux documentation project with help and guides
section: 7
R:
categories:
- Numbers and Math
description: a language for data analysis and graphics
section: 1
Xvfb:
categories:
- X Windows
description: virtual framebuffer x server without the hardware
section: 1
a2p:
categories:
- Text Utilities
description: awk to perl translator
section: 1
abc2midi:
categories:
- Midi
description: converts abc file to midi
section: 1
abcde:
categories:
- CD/DVD/BluRay
description: 'a better cd encoder, grabs cd to ogg/speex/mp3/flac/etc'
section: 1
abcm2ps:
categories:
- Midi
description: translate abc music notation to postscript or svg
section: 1
abiword:
categories:
- Conversion
description: flexible word processor documents converter
section: 1
abook:
categories:
- Office
description: text-based address book program
section: 1
ac:
categories:
- User Information
description: print statistics about users connect time
section: 1
ack:
categories:
- Text Utilities
description: ack-grep is designed as a replacement for grep
section: 1p
acl:
categories:
- Interesting Pages
description: access control lists
section: 5
acpitool:
categories:
- Hardware
description: 'acpi client, allowing you to query or set acpi values'
section: 1
adduser:
categories:
- User Management
description: add a user or group to the system
section: 8
adventure:
categories:
- Games
description: an exploration game
section: 6
aee:
categories:
- Editors
description: another easy editor
section: 1
aespipe:
categories:
- Encryption
description: aes encrypting or decrypting pipe
section: 1
ag:
categories:
- Text Utilities
description: 'the silver searcher - like ack, but faster'
section: 1
agedu:
categories:
- Files
description: correlate disk usage and last-access times
section: 1
agrep:
categories:
- Text Utilities
description: search a file for a string with approximate matching
section: 1
aiksaurus:
categories:
- Spelling
description: english-language thesaurus
section: 1
album:
categories:
- Images
description: themable html photo album generator
section: 1
alien:
categories:
- Setup
description: 'convert or install an alien binary package (rpm, deb)'
section: 1p
alpine:
categories:
- EMail
description: internet news and email
section: 1
alsactl:
categories:
- Hardware
description: advanced controls for alsa soundcard driver
section: 1
alsamixer:
categories:
- Hardware
description: soundcard mixer for alsa driver
section: 1
amulecmd:
categories:
- Network File Transfer
description: console-based program to control amule
section: 1
an:
categories:
- Spelling
description: anagram generator
section: 6
antiword:
categories:
- Office
- Conversion
description: show the text and images of ms word documents
section: 1
apm:
categories:
- Hardware
description: interface with the apm subsystem
section: 1
appres:
categories:
- X Windows
description: list x application resource database
section: 1
apropos:
categories:
- Getting Help
description: search the manual page names and descriptions
section: 1
apt-cache:
categories:
- Setup
description: query the apt cache
section: 8
apt-config:
categories:
- Setup
description: apt configuration query program
section: 8
apt-file:
categories:
- Setup
description: apt package searching utility
section: 1
apt-get:
categories:
- Setup
description: apt package handling utility (debian)
section: 8
apt-mark:
categories:
- Setup
description: mark/unmark a package as being automatically-installed
section: 8
aptitude:
categories:
- Setup
description: high-level interface to the package manager
section: 8
aqsis:
categories:
- 3D
description: aqsis renderer adhering to the renderman standard
section: 1
ar:
categories:
- Compression
description: 'create, modify, and extract from archives'
section: 1
arch:
categories:
- System
description: print machine hardware name (same as uname -m)
section: 1
arecordmidi:
categories:
- Midi
description: record standard midi files
section: 1
arename:
categories:
- Audio Editing
description: automatically rename audio files by tagging information
section: 1
aria:
categories:
- Network File Transfer
description: 'fast download utility (http, ftp, bittorrent, metalink)'
section: 1
aria2c:
categories:
- Network File Transfer
description: the ultra fast download utility http/ftp/bt/metalink
section: 1
arithmetic:
categories:
- Games
description: quiz on simple arithmetic
section: 6
arp:
categories:
- Network
description: manipulate the system arp cache
section: 8
arp-scan:
categories:
- Network Scan
description: the arp scanner
section: 1
arping:
categories:
- Network
description: arp find out ethernet address by first arping then arp
section: 8
arpspoof:
categories:
- Network
description: intercept packets on a switched lan
section: 8
arpwatch:
categories:
- Network
description: keep track of ethernet/ip address pairings
section: 8
as:
categories:
- Development
description: the portable gnu assembler
section: 1
ascii:
categories:
- Interesting Pages
description: report character aliases
section: 1
ascii.7:
categories:
- Interesting Pages
description: 'ascii characters in octal, decimal, and hexadecimal'
section: 7
asciidoc:
categories:
- Conversion
description: converts an asciidoc text file to html or docbook
section: 1
asciiview:
categories:
- Conversion
- ASCII Art
description: a high quality ascii art image viewer
section: 1
ash:
categories:
- Shells
description: the almquist shell
section: 1
aspell:
categories:
- Spelling
description: check spelling interactively
section: 1
astyle:
categories:
- Development
description: 'indentation and reformatting filters c, c++, c#, java'
section: 1
asy:
categories:
- Vector Graphics
description: 'asymptote: a script-based vector graphics language'
section: 1
at:
categories:
- Schedule
description: executes commands at a specified time
section: 1
atc:
categories:
- Games
description: air traffic controller game
section: 6
atool:
categories:
- Compression
description: a script for managing file archives of various types
section: 1
atop:
categories:
- Processes
description: at computing system & process monitor
section: 1
atq:
categories:
- Schedule
description: lists the user pending jobs
section: 1
atrm:
categories:
- Schedule
description: remove jobs fom the later execution queue
section: 1
audiopreview:
categories:
- Audio Players
description: 'play audio, video, and internet media streams'
section: 1
audtty:
categories:
- Audio Players
description: control audacious from cli with a ncurses interface
section: 1
aumix:
categories:
- Hardware
description: adjust audio mixer
section: 1
avconv:
categories:
- Videos
description: avconv video converter
section: 1
avidemux:
categories:
- Videos
description: a free video editor
section: 1
avplay:
categories:
- Videos
description: avplay media player
section: 1
avprobe:
categories:
- Videos
description: avprobe media prober
section: 1
awk:
categories:
- Text Utilities
description: pattern scanning and processing language
section: 1
axe:
categories:
- Funny
description: tools to improve network performance via snip
section: 8fun
axel:
categories:
- Network File Transfer
description: light download accelerator (best imo)
section: 1
babeltrace:
categories:
- Debugging
description: babeltrace trace viewer and converter for (ctf)
section: 1
baby:
categories:
- Funny
description: create new process from two parents
section: 1fun
backgammon:
categories:
- Games
description: the game of backgammon
section: 6
backup-manager:
categories:
- Backup
description: an easy to use backup tool for your linux box
section: 8
badblocks:
categories:
- Hardware
- Filesystem Tools
description: search a device for bad blocks
section: 8
base64:
categories:
- Compression
description: encode/decode data and print to standard output
section: 1
basename:
categories:
- Files
description: strip directory and suffix from filenames
section: 1
bash:
categories:
- Interesting Pages
- Shells
description: gnu bourne-again shell
section: 1
bashburn:
categories:
- CD/DVD/BluRay
description: a bash script cd burner writer
section: 1
bastet:
categories:
- Games
description: tetris(r) clone with "bastard" block-choosing ai
section: 6
batch:
categories:
- Schedule
description: executes commands when system load levels permit
section: 1
battlestar:
categories:
- Games
description: a tropical adventure game
section: 6
bbackupctl:
categories:
- Backup
description: control the box backup client daemon
section: 8
bbe:
categories:
- Binary Information
description: sed-like editor for binary files
section: 1
bc:
categories:
- Numbers and Math
description: an arbitrary precision calculator language
section: 1
bchunk:
categories:
- CD/DVD/BluRay
description: cd image format conversion from bin/cue to iso/cdr
section: 1
bcpp:
categories:
- Development
description: make c++ beautifier
section: 1
bcrypt:
categories:
- Encryption
description: blowfish file encryption
section: 1
bg:
categories:
- Processes
description: 'lists stopped or background jobs, resume a stopped job'
section: 1
binclock:
categories:
- Screensavers
description: prints time in binary format
section: 1
binstats:
categories:
- System
description: display statistics about programs and libraries
section: 1
binwalk:
categories:
- Debugging
description: binary image search tool
section: 1
bitlbee:
categories:
- Chat
description: irc gateway to im chat networks
section: 8
bittorrent-downloader:
categories:
- Network File Transfer
description: download files using a scatter-gather network
section: 1
blktrace:
categories:
- System
- Performances
description: generate traces of the i/o traffic on block devices
section: 8
blockdev:
categories:
- System
description: call block device ioctls from the command line
section: 8
bmon:
categories:
- Network Monitor
description: bandwidth monitor and rate estimator
section: 8
boggle:
categories:
- Games
description: word search game
section: 6
bosskill:
categories:
- Funny
description: 'send a signal to your boss, or terminate your boss'
section: 8fun
bplay:
categories:
- Audio Players
description: buffered sound playing
section: 1
brec:
categories:
- Audio Editing
description: buffered sound recording
section: 1
bsdiff:
categories:
- File Compare
- Binary Information
description: generate a patch between two binary files
section: 1
bspatch:
categories:
- File Compare
- Binary Information
description: apply a patch built with bsdiff
section: 1
btdownloadcurses:
categories:
- Network File Transfer
description: download files using a scatter-gather network
section: 1
bti:
categories:
- Websites
description: send a tweet to twitter.com from the command line
section: 1
bunzip2:
categories:
- Compression
description: a block-sorting file decompressor
section: 1
burn:
categories:
- CD/DVD/BluRay
description: 'record from various sources to optical media (cd, dvd)'
section: 1
bwn-ng:
categories:
- Network Monitor
description: a live monitor for network and disk io
section: 1
byobu:
categories:
- Terminal Tools
description: wrapper script for seeding configuration to screen/tmux
section: 1
bzcat:
categories:
- Viewers
description: decompresses files to stdout (bz2)
section: 1
bzcmp:
categories:
- File Compare
description: compare compressed files
section: 1
bzdiff:
categories:
- File Compare
description: compare compressed files
section: 1
bzexe:
categories:
- Compression
description: compress executable files in place
section: 1
bzgrep:
categories:
- Text Utilities
description: search bzip2 compressed files for a regular expression
section: 1
bzip2:
categories:
- Compression
description: a block-sorting file compressor
section: 1
bzless:
categories:
- Viewers
description: file perusal filter for crt viewing of bzip2
section: 1
bzmore:
categories:
- Viewers
description: file perusal filter for crt viewing of bzip2
section: 1
bzr:
categories:
- Revision Control
description: bazaar next-generation distributed version control
section: 1
c:
categories:
- Funny
description: 'genericised softdrink generator (coffee, coke etc)'
section: 1fun
c99:
categories:
- Development
description: compile standard ansi c programs
section: 1
cabextract:
categories:
- Compression
description: extract files from microsoft cabinet (cab)
section: 1
cacaview:
categories:
- Conversion
- ASCII Art
description: ascii image browser
section: 1
cadubi:
categories:
- ASCII Art
description: creative ascii drawing utility
section: 1
cal:
categories:
- Date and Time
description: displays a calendar and the date of easter
section: 1
calc:
categories:
- Numbers and Math
description: arbitrary precision calculator
section: 1
calcurse:
categories:
- Task Managers
description: text-based organizer
section: 1
cancel:
categories:
- Print