Software
ack
acl
Alpine
Apache
apt-get
aptitude
avahi
awk
aws
AWStats
backup-manager
bash
binutils
bsfl
bugzilla
CentOS
ceph
CGP
chfn
collectd
confcat
Consul
couchbase
coreutils
cpan
cron
cronie
cryptsetup
csh
csshX
curl
cut
Darwin
date
dcron
DenyHosts
dhcpcd
diff
dig
disklabel
djbdns
dnsip
dnsmasq
dnsmx
dnsname
dnstxt
dpkg
DragonFly BSD
dropbear
dstat
emerge
eshowkw
exim
faac
fcron
fdisk
ffmpeg
find
findutils
findsmb
FreeBSD
freebsd-update
freeipa
FreeNAS
ftp
gdisk
geli
genkernel
Gentoo
getmail
getopt
git
gitorious
glances
glibc
GPG
grep
grub
gstat
Hadoop
Handbrake
haproxy
hdparm
homebrew
host
htop
htpasswd
hwclock
ifconfig
ifenslave
ifup
imv
init
InnoDB
iostat
ip
iperf
iptables
iterm
Kerberos
kill
ksh
launchctl
ldd
less
lftp
libav
libressl
lm-sensors
ls
locate
logger
logrotate
lsof
LVM
maatkit
MacPorts
mac-fdisk
make
mdadm
memcache
mod_pagespeed
mod_rewrite
Monit
MySQL
mysql-proxy
mysqladmin
mysqldump
mysqlreport
Nagios
namei
nas4free
nbtscan
ncdu
ncftp
net
netatalk
NetBSD
netcat
netstat
newfs
newsyslog
NFS
nginx
ngrep
nmap
nslookup
nvram
OpenBSD
openrc
OpenSMTPD
OpenSSH
OpenSSL
openvpn
OS X
parallel-ssh
parted
patchutils
pax
pdbedit
pdmenu
pdfunite
PEAR
Percona
perl
pflogsumm
pfSense
pgrep
PHP
phpMyAdmin
pip
pkg_delete
pkg_info
pkg_upgrade
Plesk
portconf
porticron
portsnap
Postfix
pt-find
pure-ftpd
pv
pw
python
quicktables
quota
raidctl
rdiff-backup
reiserfstune
rename-perl
rpm
rssh
rsync
rsyslog
ruby
rubygems
rvm
s3cmd
Samba
screen
scutil
sed
sendgrid
sendmail
setterm
sfdisk
sh
shred
siege
smartctl
smbcontrol
smbstatus
speedtest
squid
ssh
ssl-cert-check
sslscan
ssmtp
stat
stunnel
sudo
SuExec
syslinux
systemd
tar
tcsh
testparm
tmux
tr
TunnelBlick
tune2fs
Ubuntu
udev
ufw
update-rc.d
upstart
usermod
varnish
Vault
VirtualBox
vifs
vim
vsftpd
webmin
wget
whiptail
wipefs
yaboot
yafc
yum
x264
Xcode
xdebug
xdm
Xen
xen-create-image
xhprof
xl
zfs
zip
ziproxy
zsh